Page 1 PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936...
Page 2 To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be installed before shipment. Please be sure to follow this method especially if it is specified in this manual. SC-LX81...
Page 3: Table Of Contents
10.25 ICEPOWER AMP (5/5) ............................142 10.26 PRIMARY ASSY ..............................144 10.27 REG ASSY ................................146 10.28 ICE REG ASSY ..............................148 10.29 B REG ASSY ................................150 10.30 B DIODE, DCDC, and HDMI RECT ASSYS......................152 11. PCB CONNECTION DIAGRAM ............................153 SC-LX81...
Page 4 11.13 ICEPOWER AMP ASSY ............................188 11.14 ZOUT, PRIMARY GUARD and REG ASSYS ......................192 11.15 PRIMARY ASSY ..............................196 11.16 ICE REG ASSY...............................198 11.17 B DIODE and B REG ASSYS ..........................200 11.18 DCDC and HDMI RECT ASSYS..........................202 12. ELECTRICAL PARTS LIST .............................203 SC-LX81...
Page 5: Service Precautions
ASSY NAME PCB ASSY Part No. Ref No. FUNCTION Part No. Remarks IC101 HDMI Receiver SII9135CTU IC with heat-pad HDMI NETWORK SC-LX81: AWX9234 IC701 MEDIA Processor DM850E IC with heat-pad ASSY SC-LX71: AWX9235 IC791 iPod Co-Processor 341S2154 IC with heat-pad...
Page 6: Notes On Assembling
1.3 NOTES ON ASSEMBLING When assembling the ICE amplifier block, please note the following points of screws to prevent from short circuit. The following 7 points of screws must always be used AMZ30P060FTC SC-LX81...
Page 7 Points to be watched for swarf If a screw at any of these points needs to be removed for service, be sure to check that the swarf is not on the screw before refastening. SC-LX81...
Page 8: Specifications
FM Wire Antenna (ATB7013) (ADH7030) Setup Microphone AA/IEC R6P (for Auto MCACC setup) Dry Cell Batteries (APM7008) • Caution Sheet SP • Warranty Card • Operating Instructions Power Cord (ADG7062) Remote Control Unit (AXD7521) SERVICE PARTS SR+ mini-plug cable (ADE7095) SC-LX81...
Page 9: Specifications
Manufactured under license from Dolby Laboratories. logos owned by Neural Audio Corporation, THX is a trademark of THX “Dolby”, “Pro Logic”, “Surround EX” and the double-D Ltd., which may be registered in some jurisdictions. All rights reserved. symbol are trademarks of Dolby Laboratories. SC-LX81...
Page 10: Panel Facilities
– Blinks when connecting an HDMI- equipped component; lights when the component is to find preset stations. connected. 11 TUNER EDIT 4 Remote sensor ENTER Use with to memorize and name Receives the signals from the remote control. stations for recall. 5 Character display SC-LX81...
Page 11 USB audio device for playback. 19 VIDEO 3 INPUT 20 MCACC SETUP MIC jack Use to connect the supplied microphone. 21 PHONES jack Use to connect headphones. When the headphones are connected, there is no sound output from the speakers. SC-LX81...
Page 12 11 MULTI-ZONE audio/video outputs 2 HDMI connectors (x6 (SC-LX81), x5 (SC-LX71)) Use to connect a second or third amplifier and monitors Multiple inputs and one (SC-LX71) or two (SC-LX81) or TVs in a separate room. outputs for high-quality audio/video connection to 12 Stereo analog audio source inputs/(outputs) (x4) compatible HDMI devices.
Page 13 Light to indicate the input source you have selected. TUNED – Lights when a broadcast is being received. STEREO – Lights when a stereo FM broadcast is being received in auto stereo mode. MONO – Lights when the mono mode is set using SC-LX81...
Page 14 The controls above these buttons can be accessed after 5 INPUT SELECT you have selected the corresponding input source button Use to select the input source. DVR 1 (for example ). These buttons also function as described below. SC-LX81...
Page 15 – Automatically selects the most appropriate Advanced Surround mode for the genre of the source currently being played back (this feature is available only when a Pioneer DVD recorder supporting HDMI Control is connected to this receiver via HDMI). HDMI OUT SC-LX81 only: –...
Page 16: Basic Items For Service
Volume too low Disturbed image (video jumpiness) Volume too high Too dark Volume fluctuating Too bright Sound interrupted Mottled color Cleaning the Fan Before shipment, be sure to clean the fan, using the following cleaning materials: Cleaning paper : GED-008 SC-LX81...
Page 17: Pcb Locations
REG ASSY 232C & CONTROL ASSY PRIMARY ASSY INTERFACE ASSY COMPOSITE S ASSY PRIMARY GUARD ASSY ICE SHIELD ASSY V-BRIDGE ASSY ZOUT ASSY PRE BRIDGE ASSY ICE INTERFACE ASSY FRONT BRIDGE ICE BUFFER AUDIO ICEPOWER ASSY ASSY ASSY AMP ASSY SC-LX81...
Page 18 Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. LIST OF ASSEMBLIES SC-LX81 SC-LX71 Mark Symbol and Description...
Page 19: Jigs List
17p+19p board to board extension cable GGD1593 Diagnosis 5p extension cable GGD1594 Diagnosis [2] Lubricants and Glues List Name Lubricants and Glues No. Remarks Lubicating Oil GYA1001 Refer to “9.5 FRONT PANEL SECTION” Silicone Grease GEM1057 Refer to “9.3 CHASSIS SECTION” SC-LX81...
Page 20: Block Diagram
4. BLOCK DIAGRAM 4.1 OVERALL WIRING DIAGRAM FRONT IN ASSY (AWX9142) VOL ASSY (AWX9159) B REG ASSY (AWX9150) COMPONENT ASSY (SC-LX81:AWX9141) (SC-LX71:AWX9211) ZOUT ASSY (AWX9143) INTERFACE ASSY (AWX9148) D-MOTHER ASSY (SC-LX81:AWX9196) (SC-LX71:AWX9202) AUDIO ASSY (AWX9206) 1/4- HDMI NETWORK ASSY (SC-LX81:AWX9234)
Page 21 DISPLAY ASSY (SC-LX81:AWX9158) (SC-LX71:AWX9238) • When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or POWER SW ASSY "PCB PARTS LIST". (AWX9160) • The mark found on some component parts indicates the importance of the safety factor of the part.
Page 22: Audio Block Diagram
S/PDIF D-MOTHER ASSY PCM(C,SW,SL.SR,SBL,SBR) DSD(FR,C,SW,SR) IC2403 ZONE2 XM/NET SELECTOR IC2701 1st DSP DSPA56720AG COAX1(DVD) JA2408 IC2406,IC2409 S/PDIF COAX2(CD) SELECTOR (SC-LX81 MODEL) JA2401 COAX3(DVR2) (SC-LX71 MODEL) IC2401 IC2404 OPT IN1(TV/SAT) JA2402 DIR&DIT DIR/HDMI AK4114VQ SELECTOR OPT IN2(DVR2) JA2403 IC2951 PCM1804DB OPT IN3(VIDEO1)
Page 23 IC301 HDMI TRANSMITTER HDMI OUT1 JA301 SII9134CTU IC252 (SC-LX81 MODEL) BASIC AUDIO SELECTOR IC351 HDMI TRANSMITTER HDMI OUT2 JA351 SII9134CTU NOTE SPDIF:SONY/Philips Digital Interface I2S:The Inter-IC Sound (SC-LX81 MODEL) IC2801 IC3051(FL,FR) IC2803 2nd DSP IC3151(C,SW) DSP/2ch DIRECT DSPC56371AF180 IC3251(SL,SR) SELECTOR...
Page 24: Dsp Block Diagram
4.3 DSP BLOCK DIAGRAM SC-LX81...
Page 25: Hdmi Network Block Diagram
4.4 HDMI NETWORK BLOCK DIAGRAM Component CVBS Component CVBS I2S/DSD SPDIF/DSD Component for SUB ROOM GUI CVBS SPDIF TMDS Video BUS Analog Video AUDIO SC-LX81...
Page 26: Microcomputer Block Diagram
Main IC5201 E-Vol u-com IC5221 zone IC2201 E-Vol IC501 IC101 HDMI HDMI u-com IC701 IC502 Network Flash iPod/DLNA IC301 HDMI TUNER IC351 IC891 IC881 HDMI Flash IC401 SDRAM V,DEC IC1301 IC601 Scaler V,ENC Hard Serial Soft Serial Select SW SC-LX81...
Page 27 SC-LX81...
Page 28: Power Block Diagram
V+5.6U D6002 Q6015 RR264M-400 V+5V 2SC4154(EFG) V+3V V+5V D6003 Q6016 RR264M-400 V-5V 2SA1602A(EF) V-3V CONPONENT ASSY V-5V D7625 PTZ24(B) -24V V+5.6U V+5.6ST D7624 V+5.6U HZU6R2(B) -30V FLAC1 FLAC2 PRIMARY ASSY IC8711 T8701 V+5.6ST DISPLAY ASSY STBY Trans NJM78M56FA +5.6V SC-LX81...
Page 29 LOGIC DCDC ASSY +3.3V ASSY V+3OS IC2706 RECTIFIER IC3901 V+6D NJM2872BF-33 D7101,C7104 PQ1CG3032FZ +3.3V (+15V) V+3SR IC2982 SRC (SC-LX81 only) NJM2885DL1-33 +3.3V IC2710 1st DSP V+3DS 2nd DSP NJM2846DL3-33 V+6D +3.3V V+1DS IC2711 V+5.6U PQ1LAX95MSPQ 2nd DSP core +1.25V V+5.6U V+5.6U...
Page 30: Diagnosis
[Distinction between DSP and other problem] Failure in DIR Input the PCM (such as CD) signals. Change the listening mode to "Pure Direct (PCM Direct)". Set the signal switching to "Auto" or "PCM". Failure in DSP Failure in D/A • Perform DSP converter Diagnosis SC-LX81...
Page 31 Connection with Is the voltage CN2401 in the path. 3.3V? FRONT-IN Assy. Is the Insert the connectors cable securely securely. LATCH 1 IC2704 (Pin 20) inserted? Check the parts and patterns Is the voltage To Step2 in the path. 3.3V? SC-LX81...
Page 32 Is the voltage in the path. 3.3V? The output and GND may be short- circuited. Check the path between them. To Step 3 IC2701 (Pin 1, etc.) 1st DSP 1V Check the parts and patterns Is the voltage in the path. SC-LX81...
Page 33 1st DSP? IC2701 (Pin 97) DATA 2nd DSP EXTAL IC2801 (Pin 45) Is there Is there master clock input data input Check the signal path. Check the path. (24.576 MHz)? to 1st DSP? To Step 5 To Step 4 SC-LX81...
Page 34 Check the parts and patterns data input in the path. to selector? Is there Check the parts and patterns data input in the path. to 2nd DSP? It is very difficult to diagnose which part is in failure. To Step 6 SC-LX81...
Page 35 IC2701 (Pin 113) DSPMISO It is very difficult to diagnose which part is in failure. Does clock signal output have Replace IC2701. DSP1SS0 and DSP1SS1 for a period of "L"? It is very difficult to diagnose which part is in failure. SC-LX81...
Page 36 3) D-MOTHER Assy check points (DSP section) D-MOTHER ASSY SIDE A SC-LX81...
Page 37 If soldering has not been done diagnosis : To Step 3-1 To Step 5-1 correctly, replace IC1021. Video converter (Analog input) Scaler diagnosis : diagnosis : To Step 4-1 To Step 5-1 GUI(EMMA) diagnosis : Scaler diagnosis : To Step 6-1 To Step 5-1 SC-LX81...
Page 38 HDMI section * HDMI Switch. Step 3-1: Power supply, CLK 1.8 V(Switch) L1152, L1153 V+1R8HD SC-LX81 only 5 V(HDMI OUT1) JA301(Pin 18) Is the voltage Replace L1152 and L1153. 1.8 V? Check the soldering of IC1051 and Is the voltage the peripheries of IC1051.
Page 39 SC-LX81 only HPD(HDMI OUT1) R1057 V+6HD TX2RST R354 Is the voltage Check the patterns in the path. "H" (6 V)? Check the JA301. Check the parts and Is the voltage "H" (3.3 V)? patterns in the path. Replace JA301. Replace IC501 or IC502.
Page 40 Replace IC1151. Check the JA1102. (0 - 5 V) RXDSCL1 R108(Pin 6) Replace JA1102. Is there Check the patterns in the path. a same signal as SCL (IN2) (0 - 3.3 V) Check the IC1151(Pins 76,77). Replace IC1151. SC-LX81...
Page 41 Check the IC1204 and IC1208. Is there a same signal as SDA Check the patterns in the path. (OUT2) (0 - 3.3 V) Check the R366 and R368. Replace IC1204 and IC1208. SC-LX81 only Replace Q352. SDA(HDMI OUT1) JA301(Pin 16) DSCL R357 Does a signal output in Check the patterns in the path.
Page 42 Step 3-7: TMDS(OUTPUT) Step 3-6: TMDS(INPUT) * When connected the source SC-LX81 only equipment to BD IN. TMDS(HDMI OUT1) JA301(Pins 1,3,4,6, IC1151(Pins 58,59, TMDS(BD IN) * 7,9,10,12) 61,62,64,65,67,68) Are there signals Check the parts and patterns in Are there signals (approx.
Page 43 D-MOTHER ASSY. CLK? Replace IC101. RXSD0-3 R115(Pins 1-4) BFADT CN201(Pin 22) Check the parts and patterns in Is there a Diagnosis the INTERFACE ASSY Is there a DATA? the path (IC101 - IC201). or D-MOTHER ASSY. DATA? Replace IC101. SC-LX81...
Page 44 CLK? the path (CN201 - IC251 and IC251 - IC351). Replace IC251. TXSD0 IC351(Pin 9) Is there a Check the parts and patterns in Data? the path (CN201 - IC251 and IC251 - IC351). Replace IC251. TO STEP 4-1 SC-LX81...
Page 45 Check the L602. Pb signal? Assy Replace L602. 1.8V(VIDEO DEC) L402 COMPONENT Cr IN CN6009(Pin 8) V+1R8DE Check the patterns in the path Is the voltage 1.8V? Diagnose the COMPONENT Is there a Check the L402. Pr signal? Assy Replace L402. SC-LX81...
Page 46 Step 4-5: VIDEO CLK,DATA Is there a Check the parts and patterns in DATA? the path(IC401 - IC601). IC401(Pin 17) Replace IC401. Check the parts and patterns in Is there a the path(IC401 - IC1301 and CLK? IC401-IC1381). Replace IC401. SC-LX81...
Page 47 COMPONENT Y OUT CN6009(Pin 6) Check the parts and patterns in Is there a Y signal? the path(IC601 - CN601). Replace L661 and Q661 or the peripheries of L661 and Q661. Replace IC601. Diagnose the INTERFACE Assy or COMPONENT Assy SC-LX81...
Page 48 (IC401 - IC1301). 3.3 V (SDRAM) L1351 Replace IC401. P22-29 IC1301(Pins 29, Is the voltage Check the L1351. 32-35,38-40) 3.3 V? Replace L1351. Check the parts and patterns in Is there a DATA? the path (IC401 - IC1301). Replace IC401. SC-LX81...
Page 49 Check the IC1301 and IC1351. CLK? Replace IC1301 or IC1351. D16-23 IC1301(Pins 148-155) Is there a Check the IC1301 and IC1351. DATA? Replace IC1301 or IC1351. TD28-35 IC1301(Pins 130-137) Is there a Check the IC1301 and IC1351. DATA? Replace IC1301 or IC1351. SC-LX81...
Page 50 IC1701(Pin 133) Step 6-2: X'tal, Reset Does a signal output in X'tal X1701 Check the CN1701 (Pin 11). constant period (0 - 3.3 V) Diagnosis the D-MOTHER ASSY. Is oscillation Check the X1701. of 27.0 MHz Replace X1701 or IC1703. SC-LX81...
Page 51 ZONE COMPOSITE OUT CN6004(Pin 13) Is there a Check the IC1701 and IC1901. composite signal? Replace IC1701 or IC1901. SC-LX81 only ZONE COMPONENT Y CN6009(Pin 30) Is there a Check the IC1701 and IC1901. Y signal? Replace IC1701 or IC1901.
Page 52 1) HDMI NETWORK Assy check points HDMI NETWORK ASSY SIDE A V+5E4 V+5E2 V+5E1 V+5E3 V+5R1 V+3DE V+12HDMI V+1R8 V+1R8DE V+2R5DDR_EM V+3R3HD E4(33pin) V+5DHD SC-LX81...
Page 53 HDMI NETWORK ASSY SIDE B V+3R3HD 1pin V+12HDMI 30pin SC-LX81...
Page 54 • Check if USB is a mass storage device. • Check the bus power. Is “USB” -> Power consumption of portable shown on the HDD, e.g. does not allow drive. Top menu • Check the file format of USB. FAT16 or 32 only can be used. SC-LX81...
Page 55 1.8V? hot? Is IC11 Is the abnormally voltage 3.3V? hot? Replace IC21. Replace IC11. The output and GND may be The output and GND may be short-circuited. Check the path short-circuited. Check the path between them. between them. SC-LX81...
Page 56 Pin 141 SPI MOSI Pin 18 Pin 9 Pin 8 Pin 147 fig. 2 IC921 (3V -> 5V) IC701 CN901 SPI MISO Pin 146 Pin 9 Pin 8 Pin 19 SPI REQ3 Pin 100 Pin 5 Pin 6 Pin 20 SC-LX81...
Page 57 Step 6 : Audio Output CN201 (Pin 23) Is there the SPDIF digital Check the D-MOTHER part audio signal? IC701 (Pin 39) Is there Check the parts and patterns in the SPDIF digital the path. audio signal? Check the DM850E operation SC-LX81...
Page 58 Check the path between Is CPRDY OK? IC701(Pin 35). Operation of IC791 is OK. Step 9 : Photo Image Output CN701(Pin2,4,5,6,7,161,162,163,164) Is there the BT.656 Check the HDMI digital video signal? circuit on this board. Check the DM850E operation SC-LX81...
Page 59 (Are the pins 5 and 6 of CN4000 AMUTE and SBMUTE. of ICEPOWER AMP Assy set to H?) Check again whether the audio signal is not output in the speaker output even if the input signal level is increased. SC-LX81...
Page 60 Diagnose the power circuit in the output stage. (It is highly suspected that there is output stage power a failure in the power amplifier upon the power failure. Also, diagnose the amplifier ±64V supplied? (Pins 1 and 4 of circuit by Amplifier Diagnosis without Current Applied.) CN4900) Perform Amplifier Diagnosis without Current Applied SC-LX81...
Page 61 No. of FLch) (When the driver power supply has an error, it is suspected that the power amplifier drive circuit also has an error) Check that the driver IC is not damaged (IC4101) Check that the L and R connected in series to the power supply are not damaged (L4104, R4147) SC-LX81...
Page 62: Circuit Description
± 42V supply) Voltagae No micro-computer Detects low voltage of modulator No micro-computer detection detection IC power supply (normally ± 5V) control but modulator IC Recoverable by power-on exists. (Modulator becomes below ± 2 - 3V stops by itself. SC-LX81...
Page 63 1SS352 Q7309 2SC4154(EFG) GNDU D7355 R7391 D7350 Q7306 RT1P241M 1SS352 4.7k 1SS352 JH7300 VEF1040-A Q7304 R7353 RT1N241M (-64V) Abnormal Voltage Drop Detection Circuit Temperature Detection Circuit D-MOTHER INTERFACE ASSY ASSY CN2005 CN7005 JP7071 BTEMP BTEMP BERR BERR UCOM IC2001 SC-LX81...
Page 64 HA17431GLTPA V+5V R4094 2.2k V+5V R4054 R4058 68k 3.3k IC4000 D4005 V+5V BU7262SFVM 1SS352 (2/2) IC4000 (1/2) BU7262SFVM V+5V IC4001 (1/2) BU7262SFVM R4097 R4062 R4064 3.3k D-MOTHER INTERFACE ASSY ASSY CN2005 CN7005 CN7051 TEMP_DET TEMP_DET MAX_TEMP MAX_TEMP UCOM IC2001 SC-LX81...
Page 65 * 08 Mid Class: One circuit for 4 channels and another one for 3 channels. SL ch R4357 SBL ch R4557 C ch R4757 FR ch R4257 SR ch R4457 SBR ch R4657 D-MOTHER INTERFACE ASSY ASSY CN2005 CN7005 CN7051 DC_DET DC_DET UCOM IC2001 SC-LX81...
Page 66 AMP_OVERLOAD SL ch IC4400 4 SR ch C4021 1000p SBL ch IC4600 4 SBR ch IC4700 4 C ch AMPOVERLOAD port of ICC1 output the “L” when abnormal D-MOTHER INTERFACE ASSY ASSY CN2005 CN7005 CN7051 AMP_OL AMP_OL UCOM IC2001 SC-LX81...
Page 67 CS1_ch2 R4178 RECout_ch2 ZobelSense2 CS2_ch2 Ref_ch2 Mod_Ch2 Pwm+_ch2 IC4700 5 Pwm-_ch2 C ch VD_CHK1 R4124 VS_CHK1 AMPOVERLOAD C4122 R4125 R4126 R4127 2125 1k 1% 1.5k 1.5k 2200p ACG7073-A D-MOTHER INTERFACE ASSY ASSY CN2005 CN7005 CN7051 AMP_OL AMP_OL UCOM IC2001 SC-LX81...
Page 68 When an error is detected commnunication (12) Flashes DSP NG during communication with the DSP micro-computer. [Detection and display priority] In principle, the abnormality is preferentially detected as the following order. AMP system DC Detect AMP B1Error AMP Overload Detection FANDET Thermal_Overload SC-LX81...
Page 69 There is no response from the HDMI microcomputer. (12) DSP NG There is no response from the DSP microcomputer. [How to Enter Release Mode] During Standby mode, simultaneously press and hold the " (DOWN)" and "ZONE2 ON/OFF" keys for 2 seconds. SC-LX81...
Page 70: Service Mode
Display MAIN / EVENT microcomputer. [ ← ] [→] PROTECT block 1/11 Display number of times DC is detected. [ ← ] [→] DOWNLOAD block 1/7 Display MAIN computer DOWNLOAD. [ ← ] [→] Return to VERSION block 1/4. SC-LX81...
Page 71 DSP/HDMI microcomputer H * . *** : HDMI microcomputer [ ↑ ] [↓] VERSION block 4/4 f * . *** : 1st DSP firmware 1stDSP/2ndDSP firmware s* . *** : 2nd DSP firmware [ ↑ ] [↓] To PROTECT block SC-LX81...
Page 72 1 2 6 abnormal temperature at PowerAmp supply is detected. [ ↑ ] [↓] PROTECT block 8/11 Display number of times B E R R : 1 2 5 defect at PowerAmp supply is detected. [ ↑ ] [↓] SC-LX81...
Page 73 To normal mode The Timer of Exception Setting of the Timer of Exception "Set Stream Path" "Set Stream Path" command command on CEC. on CEC. Key operation FL display [ ↑ ] [↓] [←][→] To DOWNLOAD ↓ block To normal mode SC-LX81...
Page 74 DSP computer DOWNLOAD [ ↑ ] [↓] DOWNLOAD block 5/7 HDMI computer DOWNLOAD [ ↑ ] [↓] DOWNLOAD block 6/7 1stDSP FIRM DOWNLOAD [ ↑ ] [↓] DOWNLOAD block 7/7 2ndDSP FIRM DOWNLOAD [ ↑ ] [↓] To VERSION block SC-LX81...
Page 75: Disassembly
Remove the Left Beam 81. Center Beam V1 Rear view Remove the fourteen screws. Remove the Bonnet. Left Beam 81 PCB Holder ×3 Bonnet Remove the four Cushion circle 14B. ×8 Remove the 71 screws. Remove the Rear Panel. ×3 Rear view SC-LX81...
Page 76 Remove the two Push Rivets. Remove the AUDIO Assy, COMPOSITE S Assy, ×2 V-BRIDGE Assy and ZOUT Assy. V-BRIDGE Assy CN7706 (FRONT BRIDGE ASSY) ×3 ×2 ×7 ×2 ×2 ×2 ICE Cover 81 ZOUT Assy AUDIO Assy COMPOSITE S Assy Rear view SC-LX81...
Page 77 19P board to board (GGD1593) extension jig cable (GGD1593) Diagnosis Note : As mentioned below, detach the rear panel, re-fasten the screws at the corresponding points, and connect the chassis to the ground. Points to be connected to the chassis SC-LX81...
Page 78: Each Setting And Adjustment
11. "Completed" is displayed in the"ufu.exe" window. 12. Please retry it from 2 when it doesn’t so well. 13. Turn off the unit and end the ufu.exe. Select the communication speed. • Basic speed: 19200 • Data transfer speed: 57600 SC-LX81...
Page 79 5) Then push “ENTER” key and displays “RESET? [OK]”. 6) Push “ENTER” key and often a while “OK” is displayed. 15. Check the version. Following the procedures described in "Version indication" in "6.1 TEST MODE", check that the version has been changed to a new one. SC-LX81...
Page 80 7. Turn off the unit and disconnect the USB MEMORY. [Confirmation] 1. Simultaneously press and hold POWER and RETURN keys for about 5 seconds. 2. The DSP firmware version is dislplayed automatically. Confirm the Version after the update. (F) SC-LX81...
Page 81 Internet Protocol (TCP/IP) ---> Properties Open the Control Panel. ---> Open the Network Connections (double click). Local Area Connection (right click) ---> Properties Internet Protocol (TCP/IP) Properties Set the following settings. Use the following IP address: IP address: 192.168.000.001 Subnet mask: 255.255.255.0 SC-LX81...
Page 82 Click. Click the browse button and select the firmware file in the PC. Click and select the firmware file on the PC. Click the Ok button. Click the Upload button. Click. Click. If you want to cancel, click here. SC-LX81...
Page 83 If you want to cancel, click here. The firmware update will be started. Note: Please restore the Network IP settings of the customer's unit after the update is completed. After the updating is completed, click the Ok button to return status page. Click. SC-LX81...
Page 84: Exploded Views And Parts List
Screws adjacent to b mark on product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions, apply as you think it appropriate.) 9.1 PACKING SECTION SC-LX81...
Page 85 Remote Control Unit AXD7521 NSP 16 Dry Cell Battery AA/LR6 XEX3004 Protection Sheet LX AEH7030 Front Pad 81 AHA7478 Rear Pad 81 AHA7479 Packing Case (SC-LX81) AHD8603 Packing Case (SC-LX71) AHD8604 Packing Sheet RHC1023 Battery Cover AZN8031 Label(WEEE) ARW7322 SC-LX81...
Page 86: Exterior Section
: INTERFACE CN7021 : D-MOTHER CN2401 : HDMI NETWORK CN801 : INTERFACE CN7062 : REG CN7621 : D-MOTHER CN2002 : INTERFACE JH7061 SC-LX71/HYSXJ5 only Refer to "9.4 REAR SECTION". Refer to "9.3 CHASSIS SECTION". Refer to "9.5 FRONT PANEL SECTION". SC-LX81...
Page 87 Insulator Assembly DXA1904 PCB Holder PNW2562 Lisence Label V5S ARW7372 Screw 2.85 x 7 ABA7078 Screw BBT30P080FCC Screw BBZ30P080FCC Screw BBZ30P080FTB Screw BCZ40P060FTB Screw BMZ30P040FTB NSP 14 Binder (BK-1) ZCA-BK1 Screw BBZ30P060FCC Screw ABA1193 Screw ABZ30P080FTC Screw ABA1011 Screw IBZ30P080FCC SC-LX81...
Page 88: Chassis Section
Silicon grease GEM1057 Paste lubricant silicon grease (GEM1057) to both sides of the Sheet. FRONT IN CN6301 FRONT IN CN6201 FRONT IN CN6202 FRONT IN SC-LX81 CN6351 /HYSXJ5 only Refer to "9.5 FRONT PANEL SECTION" (∗c) DISPLAY JH8201 DISPLAY CN8001 SC-LX81...
Page 89 AEH7029 NSP 27 Panel Stay 81 ANG7642 DSP Shieled 81 ANG7622 (2) CONTRAST TABLE SC-LX81/HYSXJ5 and SC-LX71/HYSXJ5 are constructed the same except for the following: Mark No. Symbol and Description Mark 2 D-MOTHER ASSY AWX9196 AWX9202 11 HDMI NETWORK ASSY...
Page 90: Rear Panel Section
CN7502 (RED) AC INLET INTERFACE CN7042 Refer to INTERFACE "9.5 FRONT CN7041 PANEL SECTION" (∗b) INTERFACE (RED) CN7032 ICE REG INTERFACE CN7302 (RED) CN7031 SC-LX71/HYSXJ5 only B-REG CN7303 INTERFACE CN7051 ICE REG CN7251 (BLUE) ICE REG CN7271 ICE REG CN7241 SC-LX81...
Page 91 CUSHION T3 20X35 AEB7406 NSP 36 Heatsink 81 ANH7202 Insulator ICE AMR7523 (2) CONTRAST TABLE SC-LX81/HYSXJ5 and SC-LX71/HYSXJ5 are constructed the same except for the following: Mark No. Symbol and Description Mark 9 COMPONENT ASSY AWX9141 AWX9211 33 Rear Panel...
Page 92: Front Panel Section
D-MOTHER CN2002 HDMI NETWORK CN801 D-MOTHER CN2401 INTERFACE CN7062 ∗e ∗a INTERFACE JH7061 ∗d Double Side Tape 10 X 35 Lubricant Floil GYA1001 Paste lubricant floil (GYA1001) to Earth Spring and Door Base. ∗a ∗b ∗b ∗c ∗d ∗e SC-LX81...
Page 93 Power Ring LX AAK8427 Door Sheet 81HY AAK8439 Display Panel 81HY AAK8442 (2) CONTRAST TABLE SC-LX81/HYSXJ5 and SC-LX71/HYSXJ5 are constructed the same except for the following: Mark No. Symbol and Description Mark 1 DISPLAY ASSY AWX9158 AWX9238 22 Front Panel...
Page 94: Schematic Diagram
SELECT C5715 470p/50 PHONO V-7A MULTI CH R5164 C5166 JA5009 GNDCH 22u/50 (SW) XKB3017-A (SL) R5173 C5175 22u/50 A_A_ANA_CIN A_A_ANA_SWIN C5718 0.1u/16 A_A_ANA_LSIN R5174 C5176 A_A_ANA_RSIN 22u/50 (SB) C5719 470p/50 R5183 C5185 A_A_ANA_SBLIN 22u/50 R5184 C5186 A_A_ANA_SBRIN GNDCH 22u/50 SC-LX81...
Page 95 : Audio Signal Route (Center) : Audio Signal Route (Tuner L ch) (PHONO) (SB) : Audio Signal Route (Phono L ch) : Audio Signal Route (Surround Back L ch) (SW) : Audio Signal Route (Subwoofer) : Audio Signal Route (Mic) JH5001 VEF1040-A SC-LX81...
Page 96: D-Mother Assy (1/4)
(1/2) HDMUTE 232DTX RT3P22M IC2211 (1/4) Q2006 TC74VHC125FTS1 (2/2) D12VON RT3P22M Q2210 Q2209 (2/2) (2/2) R2129 DCERR R2131 Q2005 TEMPERR RT1N241M (4/4) IC2008 TC74VHCT125AFTS1 Q2209 (1/2) Q2210 (1/2) R2128 R2127 R2126 R2125 V+5_6ST C2028 0.047u/50 CN7005 CN7001 CN7002 CN7003 SC-LX81...
Page 97 D-MOTHER ASSY (SC-LX81 : AWX9196) (SC-LX71 : AWX9202) 2/4, 3/4, 4/4 DSP UCOM ADXRST AWX9196 V+3DM IC2202 DACS1 AWX9202 DACS2 *R2201 *R2202 UADRS16 UADRS17 DAXRST R2240 UADRS15 XBYTE# F96K UADRS14 VSS2 F192K UADRS13 UDATA15 R2238 SRCXRST DQ15/A-1 UADRS12 UDATA7 R2209 5.1k...
Page 98: D-Mother Assy (2/4)
Unit: p-pF or u-uF unless otherwise noted. Ratings: Capacity(F)/Voltage(V) unless otherwise noted. YB:CKSRYB, QYB:CKSQYB, SYB:CKSSYB, SCH:CCSSCH, ZL:CEHAZL 3. NM: No Mount mark found on some component CN2403 parts should be replaced with same parts (safety regulation authorized) of identical designation. CKS3815-A CN7009 SC-LX81...
Page 99 D-MOTHER ASSY (SC-LX81 : AWX9196) (SC-LX71 : AWX9202) V+3D 3/4, 4/4 ADBCK ADLRCK A/D GATE ADMCLK ADFADAT V+3DD7 ZLRCK L2413 C2440 0.1u/10 ZFADA QTL1013-A C2447 470p/50 ZBCK ZMCLK XXTL0 R2486 ADBCK R2485 IC2407 (1/4) TC74VHC08FTS1 R2487 ADLRCK IC2407 (2/4) TC74VHC08FTS1...
Page 100: D-Mother Assy (3/4)
ADRS2 ADRS1 ADRS2 ADRS5 ADRSDATA15 ADRS15 ADRS3 ADRS4 ADRSDATA16 ADRS16 AYW7234-A ADRSDATA17 ADRS17 VDD3 VSS1 HY57V641620FTP-6 C2754 1000p/50 LALE R2764 C2755 1u/6.3 R2765 TC74LCX573FTS1 LATCH ROMCE C3461 LALE 0.1u/10 RAMCS LWE/LSDQM ROWE LOE/LSDRAS LCKE IC2714 LCLK TC7SH32FUS1 LSDWE LSDCAS SC-LX81...
Page 101 D-MOTHER ASSY (SC-LX81 : AWX9196) (SC-LX71 : AWX9202) SADA CADA BADA SELECTOR V+3DD11 V+3D A DSP V+1DS V+3DSP V+1DS1 V+3DS B 2CH PCM DIRECT 85mA 75mA L2806 C2830 0.1u/10 QTL1013-A C2831 470p/50 IC2803 DSPPASS R2846 R2845 R2838 R2844 LRCK 3.3V...
Page 102: D-Mother Assy (4/4)
Toleranee: (J)5% unless otherwise noted. *R3365 *IC3353 (1/2) C3371 470p/50 2. CAPACITORS TC7WH125FU Unit: p-pF or u-uF unless otherwise noted. C3372 0.1u/16 Ratings: Capacity(F)/Voltage(V) unless otherwise noted. YB:CKSRYB, QYB:CKSQYB, SYB:CKSSYB, CH:CCSRCH, AT:CEAT, ZL:CEHAZL, QHX:CFHXSQ 3. NM: No Mount GNDD GNDDA GNDA SC-LX81...
Page 103 D-MOTHER ASSY (SC-LX81 : AWX9196) (SC-LX71 : AWX9202) 2/4, 3/4 DAC/ADC DSP UCOM 1/4, 2/4, 3/4 (SL) : Audio Data Route : Audio Signal Route (Surround L ch) (ZONE) : Audio Signal Route (Zone L ch) : Audio Signal Route (Center)
Page 104: Front In And V-Bridge Assys
Unit: k-k Ω , M-M Ω or Ω unless otherwise noted. Rated Power: 1/16w unless otherwise noted. Toleranee: (J)5% unless otherwise noted. 2. CAPACITORS Unit: p-pF or u-uF unless otherwise noted. Ratings: Capacity(F)/Voltage(V) unless otherwise noted. CH : CCSRCH NO MARKED : CKSRYB 3. NM: No Mount SC-LX81...
Page 105 : Video Signal Route (Composite Y) (FVL) (CSiteV) : Audio Signal Route (Video L ch) : Video Signal Route (Composite Video) (CSite) : Audio Signal Route (Mic) : Video Signal Route (Composite) (HPL) : Audio Signal Route (Headphone L ch) SC-LX81...
Page 106: Control Assy
1000p/50 V+5.6ST 232DET 232C DET 232CTS 232C CTS 232TX 232C TX 232RX 232C RX SR_RX SR RX SR_TX SR TX SIRX SIRIUS RX SITX SIRIUS TX SIXRST SIRIUS RST GNDA SIRIUS_R SIRIUS R GNDA SIRIUS_L SIRIUS L FRONT GNDA SC-LX81...
Page 107 Unit: k-kΩ, M-MΩ or Ω unless otherwise noted. Rated Power: 1/16w unless otherwise noted. Toleranee: (J)5% unless otherwise noted. 2. CAPACITORS Unit: p-pF or u-uF unless otherwise noted. Ratings: Capacity(F)/Voltage(V) unless otherwise noted. YB:CKSRYB, CH:CCSRCH, AT:CEAT 3. NM: No Mount SC-LX81...
Page 108: Hdmi Network Assy (1/6)
Clock- Clock Shield R1XC+ Clock+ R1X0- Data0- Data0 Shield R1X0+ GNDDH GNDDH Data0+ R1X1- Data1- V+5E1 V+5E1 C1202 Data1 Shield R1X1+ C1201 Data1+ IC1205 R1X2- Data2- IC1201 Data2 Shield R1X2+ Data2+ R1204 R1205 R1206 GNDDH GNDDH Q1201 GNDDH GNDDH SC-LX81...
Page 109 HDMI NETWORK ASSY (SC-LX81 : AWX9234) (SC-LX71 : AWX9235) V+5R4 2/6, 3/6 R141 R4XC- R4XC+ ACN1275-A R142 R4X0- R4X0+ ACN1275-A R143 R4X1- R4X1+ ACN1275-A IC101 R144 R4X2- R4X2+ ACN1275-A HDMI Receiver R122 X101 ASS7085-A 28.322M GNDDH AUDIO_RX GNDDH V+3R3HD 2/6, 3/6,...
Page 110: Hdmi Network Assy (2/6)
DDA11 V+3R3HD DDBA1 DDA9 DDA10 DDA8 A10/AP IC402 DDA0 DDA7 DDA1 DDA6 DDA2 DDA5 DDA3 DDA4 C478 VDD3 VSS1 TC7WHU04FU R464 R465 R467 R468 256Mbit DDR SDRAM 4.7k 4.7k 4.7k 4.7k GNDDH R461 X401 GNDDH ASS7069-A GNDDH 28.63636M GNDDH SC-LX81...
Page 111 HDMI NETWORK ASSY (SC-LX81 : AWX9234) V+3R3UC R591 (SC-LX71 : AWX9235) (1/2) Q591 R592 (2/2) (SC) Q591 : S-Video Signal Route (C) (SY) R594 : S-Video Signal Route (Y) L:Outut=Input H:Output=High Z (CsiteSC) : Video Signal Route (Composite C) GNDDH...
Page 112: Hdmi Network Assy (3/6)
SDBA0 VSS3 SDRAM_BA0 SDQ7 SDBA1 SDRAMDATA(0) SDRAM_BA1 SDCASN SDQ6 SDRAMDATA(1) SDRAM_CASN SDRASN SDQ5 R1325 SDRAMDATA(2) SDRAM_RASN C1318 1u/6.3 C1314 C1315 C1316 C1317 1u/6.3 1u/6.3 1u/6.3 1u/6.3 C1348 C1349 C1350 C1323 470p/50 470p/16 470p/50 470p/50 R1321 R1320 GNDDH V+3R3HD GNDDH SC-LX81...
Page 113 HDMI NETWORK ASSY (SC-LX81 : AWX9234) (SC-LX71 : AWX9235) V+5DHD *Q302 *Q302 (1/2) (2/2) UMB1N UMB1N PUSEL1 VA310 *R308 *R307 HDMI OUT1 VA309 *Q301 DTC114YUA GNDDH *JA301 *L306 GNDDH Data2+ *IC301 Data2 Shield Data2- ATH7022-A *L307 Data1+ Data1 Shield HDMI Transmitter...
Page 114: Hdmi Network Assy (4/6)
R1755 VDD3_5 VDD2_6 RADD19 C1711 C1712 C1713 C1714 0.1u/10 0.1u/10 0.1u/10 0.1u/10 C1748 C1749 C1750 C1751 470p/50 470p/50 470p/50 470p/50 GNDDH mark found on some component parts should be replaced with same parts (safety regulation authorized) of identical designation. SC-LX81...
Page 115 HDMI NETWORK ASSY (SC-LX81 : AWX9234) (SC-LX71 : AWX9235) IC1702 NJM2885DL1-15 V+1R5HD V+3R3HD R1701 EMMA V+5DHD GNDDH L1861 IC1861 QTL1013-A C1861 0.1u/10 IC1861 TC74VHCT08AFTS1 R1861 IC1861 TC74VHCT08AFTS1 V+5DHD TC74VHCT08AFTS1 GNDDH IC1861 IC1871 R1863 D1861 TC74VHCT08AFTS1 1SS352 R1851 TC74VHC08FTS1 R1852 FL_CE...
Page 116: Hdmi Network Assy (5/6)
V+5N XA17 RESET# NJM2846DL3-33 R881 NJM2846DL3-18 V+1R8 XD11 DQ11 XA14 WP#/ACC R889 XA13 R882 XD10 1.8VReg SDCS 4.7k RY/BY# DQ10 3.3VReg XA18 XA15 TESTPIN2 V+3R3 IC31 XA16 XA17 NJM2886DL3-33 XA21 XA10 R884 GNDDH 4.7k VSS1 FLCS GNDDH GNDDH AYW7255-A SC-LX81...
Page 117 HDMI NETWORK ASSY (SC-LX81 : AWX9234) (SC-LX71 : AWX9235) PHYCLK GNDDH V33D XRSTPH V18D V+3R3 GNDDH X702 ASS7084-A R723 R724 R974 C708 5.1k V+3R3 R973 C707 0.1u/10 0.1u/10 R722 GNDDH GNDDH R721 USBID USBVB USBVBUS GNDDH VSSUSB USB_D- USBD- USB_D+...
Page 118: Hdmi Network Assy (6/6)
GNDDH CKS3815-A GNDDH IC1071 NJM2885DL1-05 V+5DHD R1071 R1072 V+5AHD R1073 V+5RY GNDDH GNDDH R1074 D1071 D1072 IC1072 Vout CONTROL NOISE_BYPASS mark found on some component GNDDH parts should be replaced with same parts (safety regulation authorized) of identical designation. SC-LX81...
Page 119 HDMI NETWORK ASSY (SC-LX81 : AWX9234) (SC-LX71 : AWX9235) V+3R3HD L1021 ATL7010-A R1029 V+1R8HD L1023 R1025 R1021 R1030 L1022 ATH7060-A ACN7160-A ACN7160-A CTH1261-A 0.056 0.056 R1022 R1026 ACN7160-A ACN7160-A 0.056 0.056 GNDDH GNDDH GNDDH C1031 0.1u/25 C1029 C1030 0.1u/25 0.1u/25...
Page 120: Interface Assy
HDREQO HDREQO MICSEL HDREQI HDREQI HDREQI HDREQI LSSN GNDHD GNDHD GNDD GNDHD GNDD GNDHD GNDHD (FSC) : S-Video Signal Route (Front C) (FSY) : S-Video Signal Route (Front Y) (FV) : Video Signal Route (Video) : Audio Data Route SC-LX81...
Page 121 : Audio Signal Route (Center) ICEAMUTE L7005 (ZONE) (SB) ICESBMUTE L7006 : Audio Signal Route (Zone L ch) : Audio Signal Route (Surround Back L ch) (ADC) (SW) : Audio Signal Route (ADC L ch) : Audio Signal Route (Subwoofer) SC-LX81...
Page 122: Component Assy
2SA1602A(EF) A_VCOUT GNDV 30.SC OUT R6121 H_Z3MUTE (SC) R6122 VZ3_MUTE CN6002 V-5_V COMPOSITE_S GNDV Z3 MUTE GNDV GNDV MUTE CKS3545-A (SC) : S-Video Signal Route (C) (SY) : S-Video Signal Route (Y) (CSiteSC) : Video Signal Route (Composite C) SC-LX81...
Page 123 COMPONENT ASSY (SC-LX81 : AWX9141) (SC-LX71 : AWX9211) NOTE 1. RESISTORS Unit: k-kΩ, M-MΩ or Ω unless otherwise noted. Rated Power: 1/16w unless otherwise noted. Toleranee: (J)5% unless otherwise noted. 2. CAPACITORS Unit: p-pF or u-uF unless otherwise noted. JA6002...
Page 124: Composite S Assy
GND ISOLATOR FOR VIDEO3 7.GNDA R6715 GNDV 8.SW OUT MUTEA 9.GNDA MUTESB 10.C OUT (FL) 11.GNDA A_ALOUT 12.RS OUT A_AROUT 13.GNDA A_ACOUT 14.LS OUT (SW) 15.GNDA A_ALFEOUT (SL) 16.SBR OUT A_ALSOUT 17.GNDA A_ARSOUT 18.SBL OUT (SB) A_ASBLOUT 19.GNDA A_ASBROUT GNDA SC-LX81...
Page 125 (SL) otherwise noted. Rated Power: 1/16w unless otherwise noted. Toleranee: (J)5% unless otherwise noted. (SB) 2. CAPACITORS Unit: p-pF or u-uF unless otherwise noted. Ratings: Capacity(F)/Voltage(V) unless otherwise noted. CH: CCSRCH, UNDER 1000pF otherwise: CKSRYB. 3. NM: No Mount SC-LX81...
Page 126: Front Bridge Assy
Z3MUTE Z2MUTE SBMUTE AMUTE HPRY CMIX PHONOSEL MICSEL LSSN GNDD GNDD CN5004 CN7706 CKS3378-A CN7704 52044-1945 GNDHP (HPL) GNDHP GNDA MICOUT C7705 V-7A GNDA GNDA C7706 GNDA V+7A (FVL) GNDA GNDA (FSC) GNDV (FSY) GNDV (FV) CN7708 CKS3374-A CN6501 SC-LX81...
Page 127 : S-Video Signal Route (Front C) (FSY) : S-Video Signal Route (Front Y) (FV) : Video Signal Route (Video) (FVL) : Audio Signal Route (Video L ch) : Audio Signal Route (Mic) (HPL) : Audio Signal Route (Headphone L ch) SC-LX81...
Page 128: Display, Vol And Power Sw Assys
NO MARKED : CKSRYB VKN1269-A R8077 1 Vout 3. NM: No Mount 2 Vcc VSG1024-A 3 GND mark found on some component parts should be replaced S8008 GP1UE274XKC1 with same parts(safety regulation authorized) of identical designation. VSG1024-A HOME MENU SC-LX81...
Page 129 DISPLAY ASSY (SC-LX81 : AWX9158) (SC-LX71 : AWX9238) CN2002 CN8001 VKN1872-A V+3E V+5UH IC8004 R8062 R8030 R8034 100k VOUT C8036 0.1u/16 R8083 GNDU GNDUF ON/OFF 100k GNDU D8020 1SS302 S-1200B33-M5 GNDHDMI V+5UH V+5UH V+5UH V+5UH V+5UH V+5UH V+5UH GNDU V+5UH...
Page 130: Pre Bridge, Ice Buffer, Ice Shield And Primary Guard Assys
UPC4570G2-A R6902 (1/2) (SB) R6910 C6907 R6906 0.5% UPC4570G2-A GNDSBL IC6900 (2/2) C6908 R6911 R6907 R6903 0.5% V+12SBR V-12SBL R6908 IC6920 UPC4570G2-A R6922 (1/2) R6930 C6927 R6926 0.5% GNDSBR IC6920 UPC4570G2-A C6928 R6931 (2/2) R6927 0.5% R6923 R6928 V-12SBR SC-LX81...
Page 131 Unit: p-pF or u-uF unless otherwise noted. Ratings: Capacity(F)/Voltage(V) unless otherwise noted. YB:CKSRYB,CH:CCSRCH 3. NM: No Mount 1608 SIZE 2125 SIZE 3216 SIZE RS1/16S*** RS1/10S*** RS1/8S*** 2125 3216 RN1/16S*** RS1/8SQ*** RS1/4SA*** 2125 3216 1/8W 1/4W CCSR*** CCSQ*** CCS*** CKSR*** 2125 3216 CKSQ*** CKS*** SC-LX81...
Page 132: Ice Interface And Zout Assys
1/4W Rated Power: 1/16w unless otherwise noted. CCSR*** Toleranee: (J)5% unless otherwise noted. CCSQ*** CCS*** CKSR*** 2125 3216 2. CAPACITORS CKSQ*** CKS*** Unit: p-pF or u-uF unless otherwise noted. Ratings: Capacity(F)/Voltage(V) unless otherwise noted. YB:CKSRYB,CH:CCSRCH 3. NM: No Mount SC-LX81...
Page 133 R6416 (FL) : Audio Signal Route (Front L ch) (SL) : Audio Signal Route (Surround L ch) : Audio Signal Route (Center) (SB) : Audio Signal Route (Surround Back L ch) (ZONE) : Audio Signal Route (Zone L ch) SC-LX81...
Page 134: Icepower Amp (1/5)
V+5V IC4001 (1/2) BU7262SFVM R4097 2/5, 3/5, R4062 4/5, 5/5 R4064 TEMP_OUT 3.3k DCdetRY V+5V HN1C01FU(YGR) V+5V V+5V Q4014 DC_DETECT1 2/5, 3/5, D4006 IC4001 (2/2) BU7262SFVM HN1C01FU(YGR) DC DETECT Q4016 R4069 CIRCUIT DC_DETECT2 R4070 2/5, 3/5, 750k 4/5, 5/5 SC-LX81...
Page 135 3216 2. CAPACITORS RN1/16S*** RS1/8SQ*** RS1/4SA*** Unit: p-pF or u-uF unless otherwise noted. 2125 3216 1/8W 1/4W Ratings: Capacity(F)/Voltage(V) unless otherwise noted. CCSR*** YB:CKSRYB, QYB:CKSQYB,SYB:CKSYB, CH:CCSRCH CCSQ*** CCS*** CKSR*** 2125 3216 HAT:CEHAT, ZL:CEHAZL CKSQ*** CKS*** 3. NM: No Mount SC-LX81...
Page 136: Icepower Amp (2/5)
2. CAPACITORS RN1/16S*** RS1/8SQ*** RS1/4SA*** Unit: p-pF or u-uF unless otherwise noted. 2125 3216 V-64V 1/8W 1/4W Ratings: Capacity(F)/Voltage(V) unless otherwise noted. CCSR*** YB:CKSRYB, QYB:CKSQYB,SYB:CKSYB, CH:CCSRCH CCSQ*** CCS*** CKSR*** 2125 3216 HAT:CEHAT, ZL:CEHAZL CKSQ*** CKS*** 3. NM: No Mount SC-LX81...
Page 137 Q4211 R4275 2SA1602A(EF) Q4210 R4266 R4267 2SA1514K(RS) R4270 TEMP_OUT (FL) : Audio Signal Route (Front L ch) IC4204 1/5, 3/5, 4/5, 5/5 NJM12904V : Audio Signal Route (Center) IC4204 NJM12904V Q4111 Q4110 R4166 R4167 2SA1602A(EF) 2SA1514K(RS) R4170 1k 1% SC-LX81...
Page 138: Icepower Amp (3/5)
2. CAPACITORS RN1/16S*** RS1/8SQ*** RS1/4SA*** Unit: p-pF or u-uF unless otherwise noted. 2125 3216 1/8W 1/4W Ratings: Capacity(F)/Voltage(V) unless otherwise noted. V-64V CCSR*** YB:CKSRYB, QYB:CKSQYB,SYB:CKSYB, CH:CCSRCH CCSQ*** CCS*** CKSR*** 2125 3216 HAT:CEHAT, ZL:CEHAZL CKSQ*** CKS*** 3. NM: No Mount SC-LX81...
Page 139 V+5V IC4404 Q4411 R4475 NJM12904V 2SA1602A(EF) Q4410 R4466 R4467 2SA1514K(RS) R4470 10k 1% 1k 1% TEMP_OUT (SL) 1/5, 2/5, 4/5, 5/5 : Audio Signal Route (Surround L ch) IC4404 NJM12904V Q4311 Q4310 R4366 R4367 2SA1602A(EF) 2SA1514K(RS) R4370 10k 1% SC-LX81...
Page 140: Icepower Amp (4/5)
2. CAPACITORS RN1/16S*** RS1/8SQ*** RS1/4SA*** 2125 3216 Unit: p-pF or u-uF unless otherwise noted. 1/8W 1/4W V-64V Ratings: Capacity(F)/Voltage(V) unless otherwise noted. CCSR*** CCSQ*** CCS*** YB:CKSRYB, QYB:CKSQYB,SYB:CKSYB, CH:CCSRCH CKSR*** 2125 3216 HAT:CEHAT, ZL:CEHAZL CKSQ*** CKS*** 3. NM: No Mount SC-LX81...
Page 141 IC4604 Q4611 R4675 NJM12904V 2SA1602A(EF) Q4610 R4666 R4667 2SA1514K(RS) R4670 10k 1% TEMP_OUT (SB) : Audio Signal Route (Surround Back L ch) 1/5, 2/5, 3/5, 5/5 IC4604 NJM12904V Q4511 Q4510 R4566 R4567 2SA1602A(EF) 2SA1514K(RS) R4570 10k 1% 1k 1% SC-LX81...
Page 142: Icepower Amp (5/5)
1u/10 IC4703 (1/2) NJM4565MD R4860 C4847 1u/10 V-5V V+64V R4761 ACN7165-A 3216 VD_CHK4 L4702 ATL7018-A L4703 ATL7018-A mark found on some component parts should be replaced 3216 with same parts(safety regulation authorized) of identical VS_CHK4 R4762 designation. ACN7165-A V-64V SC-LX81...
Page 143 2. CAPACITORS RN1/16S*** RS1/8SQ*** RS1/4SA*** Unit: p-pF or u-uF unless otherwise noted. 2125 3216 1/8W 1/4W Ratings: Capacity(F)/Voltage(V) unless otherwise noted. CCSR*** YB:CKSRYB, QYB:CKSQYB,SYB:CKSYB, CH:CCSRCH CCSQ*** CCS*** CKSR*** 2125 3216 HAT:CEHAT, ZL:CEHAZL IC4704 CKSQ*** CKS*** NJM12904V 3. NM: No Mount SC-LX81...
Page 144: Primary Assy
1000p/50 GNDST KN8701 VNF1084 G_CHASSIS JV8729 *S8751 *JP8701 ADX7642-A *JP8703 ADX7641-A C8707 C8708 *JP8702 ADX7643-A D8703 D8704 2VOL-SEL *JV8711 1SS352 1SS352 RY8702 *JV8712 *JV8713 *CN8701 B2P3-VH ASR7022-A C8704 JV8714 ACG7039-A JV8715 0.01u *CN8702 R8703 JV8716 JH8701 VEF1040-A G_CHASSIS2 G_CHASSIS1 SC-LX81...
Page 145 CH : CCSRCH , CFTLA : CFTLA NO MARKED : CKSRYB or CEAT 3. NM: No Mount C8706 C8705 D8702 D8701 RY8701 *H8701 *H8702 C8703 ADX7464 AKR7001-A LIVE *H8703 *H8704 *JA8701 L8701 NEUTRAL INLET XTF3004-A POWER CODE *CN8700 RKP1751-A PRIMARY ASSY SC-LX81...
Page 146: Reg Assy
D7622 R7622 1SR154-400 mark found on some component parts should be replaced R7623 -35V with same parts(safety regulation authorized) of identical designation. CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE WITH SAME TYPE AND RATINGS OF FUSE. SC-LX81...
Page 147 V+5.6V C7615 CN6007 GNDV GNDV V-5.6V KM200NA5E C7607 C7608 Power Supply for UCOM/VIDEO V+5_6V IC7601 NJM78M56FA IC7602 NJM79M05FA V-5_6V CN7621 JH8201 GNDU C7628 GNDU 1000p/50 V+5.6U KM200NA6 C7630 Power Supply for FL DISPLAY KN7601 C7631 JH7601 JH7602 VEF1040-A D7626 SC-LX81...
Page 148: Ice Reg Assy
Ratings: Capacity(F)/Voltage(V) CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, unless otherwise noted. CH : CCSRCH , CFTLA : CFTLA NO MARKED : CKSRYB or CEAT REPLACE WITH SAME TYPE AND RATINGS OF FUSE. 3. NM: No Mount SC-LX81...
Page 149 ICEPOWER AMP INPUT STAGE & SP RELAY CN7251 V+12DF GND_DF GND_DF V-12DF CN4903 R7255 R7251 GND_DF(S) R7253 V+12RY V-12RY R7256 KM200NA6E IC7252 R7254 -20V NJM79M12FA GND_DF V-12DF mark found on some component parts should be replaced with same parts(safety regulation authorized) of identical designation. SC-LX81...
Page 150: B Reg Assy
C7378 R7370 1000p/50 R7384 C7374 CN7308 B3P-VH JP7401 C7373 R7381 R7379 4.7k R7371 C7377 1000p/50 C7379 R7385 Q7307 1000p/50 2SB1236(QR) C7375 FU61 H7301 H7303 REK1154-A (-70V) (10A/125V) R7394 (+64V) D7352 R7390 2SA1602A(EF) Q7310 1SS352 D7355 R7391 1SS352 4.7k (-64V) SC-LX81...
Page 151 Q7302 2SD1857(QR) (2125) CN7303 B4P-VH CN4900 R7319 Q7303 2SB1236(QR) C7317 (2125) D7309 1SS352 PROTECTION DETECT (-64V) Q7301 2SB1383(Y) V+5.6U CN7306 R7398 KM200NA4 BERR BTEMP JP7071 GNDU V+5.6U GNDU D7350 Q7309 Q7306 2SC4154(EFG) 1SS352 RT1P241M JH7300 VEF1040-A Q7304 R7353 RT1N241M SC-LX81...
Page 152: B Diode, Dcdc, And Hdmi Rect Assys
JH8800 3. NM: No Mount CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE WITH SAME TYPE AND RATINGS OF FUSE. mark found on some component parts should be replaced with same parts(safety regulation authorized) of identical designation. SC-LX81...
Page 153: Pcb Connection Diagram
Symbol In PCB Symbol In Schematic Part Name Diagrams Diagrams C E B Capacitor Connector Transistor B C E SIDE A Transistor with resistor B C E Field effect SIDE B Chip Part P.C.Board transistor Resistor array 3-terminal regulator SC-LX81...
Page 154: Audio Assy
A30C5 AWX9207 C5651 R5654 AWX9208 C5658 Q5501 IC5351 C5265 IC5001 Q5502 IC5255 IC5255 1.TCE 2.TDI 3.TCLK 4.TDO 5.GNDT 6.TL 7.V+9T 8.TR 9.VSM 10.FMDET C5266 11.GNDT R5269 R5656 Q5269 Q5269 Q5651 Q5651 R5101 R5102 C5101 C5102 JA5008 JA5006 JA5007 JA5009 SC-LX81...
Page 155 16.GNDA 17.SIRIUS L C5502 C5501 Q5501 18.GNDA 19.GNDA C5012 IC5351 R5010 C5010 Q5502 IC5001 R5009 C5009 C5504 C5503 C5011 C5008 C5018 C5020 C5019 C5017 C5007 R5101 R5102 C5101 C5102 JA5003 : 6PIN JA5004 : 4PIN JA5001 JA5005 JA5002 (ANP7650-D) SC-LX81...
Page 156 Q5351 R5351 C5508 C5510 Q5601 C5006 R5014 D5501 D5502 R5008 R5006 R5007 R5013 R5068 R5067 R5066 R5065 R5085 R5055 R5076 R5075 R5096 R5095 R5036 R5035 R5005 R5046 R5056 R5106 C5005 R5045 R5105 R5086 R5072 R5071 C5705 R5701 C5706 R5702 SC-LX81...
Page 157 IC5201 6.TL 7.V+9T 8.TR 9.VSM 10.FMDET 11.GNDT R5601 D5601 Q5601 D5602 C5605 C5621 TUNER L C5622 C5602 C5601 TUNER R R5135 R5155 R5116 R5115 R5156 R5106 R5136 R5126 R5125 R5146 R5145 R5186 R5105 R5166 R5165 R5176 R5175 R5185 (ANP7650-D) SC-LX81...
Page 158: D-Mother Assy
R3115 R3216 C2984 C3107 C3108 C3114 C3113 C2438 C2436 C2439 C2437 IC2983 C2996 C2997 CN2902 IC2983 C2929 C2985 C2451 C2928 IC2411 IC2410 C2450 IC2411 CN2402 CN2901 CN2005 CN2403 C2986 R2478 R2482 CN2403 CN2402 CN2901 CN2902 CN7009 CN7008 CN7007 CN7006 SC-LX81...
Page 159 R3309 Q2201 R3115 R3216 R3215 R3316 R3315 CN2004 C3207 C3208 C3307 C3308 CN2008 C3214 C3213 C3314 C3313 CN2903 R2133 C2029 C2031 C2030 C2032 CN2007 CN2006 CN2005 CN2005 CN2903 CN2008 CN2007 CN2006 CN2002 CN7005 CN7004 CN7003 CN7002 CN7001 CN8001 (ANP7649-B) SC-LX81...
Page 160 SIDE B D-MOTHER ASSY CN2003 CN2001 CN2401 D-MOTHER ASSY AWX9 0 1 2 3 0 1 2 3 4 5 6 7 8 9 CN2006 CN2007 CN2008 CN2903 CN2005 SC-LX81...
Page 161 SIDE B D2705 D2704 D2703 D2702 D2701 R2791 C2904 (ANP7649-B) CN2005 CN2902 CN2901 CN2402 CN2403 SC-LX81...
Page 162: Front In Assy
CN6201 Q6201 JH6302 R6226 OPEN SIDE OPEN SIDE KN6351 JA6351 C6304 KN6201 C6232 R6231 KN6202 C6231 [[ G ]] A30C5/C7 JA6202 R6232 IC6201 IC6201 JA6301 JA6201 (ANP7651-B) SIDE B SIDE B FRONT IN ASSY CN6301 CN6201 CN6202 CN6351 (ANP7651-B) SC-LX81...
Page 163: Control Assy
C5812 Q5807 R5837 Q5801 R5826 R5830 Q5802 C5857 C5858 C5833 Q5806 Q5806 C5825 C5827 R5828 C5834 D5802 R5835 D5801 D5808 R5805 C5802 R5813 AWX9140 232C&CONTROL ASS’Y AWX9209 CN5801 (ANP7650-D) CN7021 SIDE B SIDE B 232C & CONTROL ASSY (ANP7650-D) SC-LX81...
Page 164: Hdmi Network Assy
A30C5/C7 R532 IC1081 R1033 R528 IC252 R1039 R548 IC1081 IC1082 IC1082 R547 AWX9135- AWX9234- R546 R522 AWX9190- AWX9235- R521 R1037 R1036 R527 C1001 IC351 R1086 C1099 CN1002 R526 CN1003 CN1001 HDMI NETWOR ANP7657-C CN1002 CN1003 CN1001 CN7011 CN7012 CN7013 SC-LX81...
Page 165 L311 C202 R227 R258 R393 R357 Q1281 C373 R351 VA370 L356 C1369 VA359 L357 R281 R259 L358 AWX9234- L1351 R355 L359 AWX9235- C1351 C369 R356 IC351 CN201 R369 C377 C378 C381 HDMI NETWORK ASSY C382 L361 CN201 (ANP7657-C) CN7014 SC-LX81...
Page 166 Q352 R1320 C1364 C217 R1321 L353 IC201 C319 C321 C1354 L202 C1362 IC251 IC204 IC204 R319 C352 C1363 C1353 L352 C395 IC1021 C1352 IC1351 IC1351 R1356 R1357 C388 C353 C372 C354 L354 L355 C355 IC352 IC352 5.HCADAT 4.HSADAT CN201 SC-LX81...
Page 167 R1306 C1357 R1307 C1366 C1313 C1365 R593 C1356 R594 C1355 R595 C1364 D1022 D1021 C1354 C1029 C1030 C1353 C1031 C1032 R1032 C1352 R1038 IC1021 R1357 C1033 C1034 C1025 R1041 R1040 R1023 R1024 C1028 R1027 R1028 CN1001 CN1003 CN1002 (ANP7657-C) SC-LX81...
Page 168: Interface Assy
GNDU J7006 GNDD GNDHDMI CN7013 CN7014 J7001 J7004 KN7001 CN7009 CN7008 CN7006 CN7007 J7008 CN7005 CN7042 J7007 CN7032 CN7041 CN7021 GNDHP J7005 GNDU KN7004 CN7051 CN7021 CN7051 CN7007 CN7041 CN7032 CN7031 CN5801 CN4000 CN2901 CN5003 CN7704 CN7710 CN7042 CN5002 SC-LX81...
Page 169 GNDU CN7004 CN7001 CN7002 J7016 V+5.6U J7017 HPDET CN7003 J7008 GNDHP J7012 J7007 J7013 CN7031 J7019 GNDHP CN7062 GNDA JH7005 J7020 GNDHP BERR J7009 BTEMP INTERFACE ASSY GNDU GNDV V+5.6U AWX9148 J7021 CN7031 CN7002 CN7062 (ANP7653-B) CN7710 CN2007 CN6202 SC-LX81...
Page 170 SIDE B INTERFACE ASSY CN7003 CN7004 CN7011 CN7012 0 1 2 3 0 1 2 3 4 5 6 7 8 9 SEC8-1 SEC8-2 GNDD HPDET GNDHP BERR BTEMP INTERFACE ASSY GNDU V+5.6U AWX9148 CN7062 CN7002 CN7031 SC-LX81...
Page 171 SIDE B CN7004 CN7005 CN7013 CN7006 CN7014 CN7008 CN7009 GNDD V+6D CN7032 CN7041 CN7007 CN7051 (ANP7653-B) CN7021 CN7042 SC-LX81...
Page 172: Component And V Bridge Assys
Q6013 Q6011 Q6009 Q6023 IC6007 Q6010 Q6014 Q6012 Q6024 IC6002 IC6005 IC6008 IC6001 IC6009 IC6015 IC6012 IC6013 IC6003 IC6004 IC6010 IC6014 Q6002 Q6006 Q6004 Q6001 Q6007 Q6021 Q6003 Q6016 Q6005 Q6020 Q6015 Q6019 Q6018 IC6006 Q6022 Q6008 Q6017 CN60 SC-LX81...
Page 173 V-BRIDGE ASS’Y TO COMPONENT ASS’Y C N 8 6 0 1 UPSIDE [[ G ]] A W X 9 1 6 1 A W X TO COMPOSITE & S ASS’Y CN8602 CN8602 (ANP7655-B) CN6503 CN6009 CN6004 CN501 CN502 (ANP7651-B) SC-LX81...
Page 174 SIDE B V-BRIDGE ASSY CN8601 C8603 UPSIDE TO COMPONENT ASS’Y C8604 C8602 TO COMPOSITE & S ASS’Y C8601 (ANP7655-B) CN8602 C6122 CN6004 SC-LX81...
Page 175 SIDE B COMPONENT ASSY CN6008 C6122 (ANP7651-B) CN6004 CN6009 SC-LX81...
Page 176: Composite S Assy
IC6501 IC6501 C6678 GNDF _MONITOR C6706 A_VVOUT GNDF C6700 _MONITOR C6681 IC6509 IC6509 R6703 A_VYOUT GNDF C6699 IC6517 IC6517 _MONITOR C6701 IC6507 D6505 C6687 C6675 C6548 C6684 C6673 C6547 A_VVOUT_ZONE2 JA6508 JA6509 A_VVOUT_ZONE3 COMPOSITE_S (ANP7652-C) CN6503 CN6501 CN8602 CN7708 SC-LX81...
Page 177 R6716 R6717 C6510 V+12RY GNDV C6696 D6504 GNDV A_VCINDVD R6599 GNDV R6552 A_VVINDVD GNDF C6509 C6698 A_VYINDVD GNDF A_VCOUT IC6516 _MONITOR GNDF A_VVOUT R6699 _MONITOR GNDF C6705 A_VYOUT _MONITOR GNDV C6697 R6718 R6701 R6713 R6710 A_VVOUT_ZONE2 GNDV A_VVOUT_ZONE3 (ANP7652-C) SC-LX81...
Page 178: Front Bridge Assy
11.9 FRONT BRIDGE ASSY SIDE A SIDE A FRONT BRIDGE ASSY (ANP7654-B) SC-LX81...
Page 179 SIDE B SIDE B FRONT BRIDGE ASSY C7715 C7711 C7712 C7713 C7714 R7709 (ANP7654-B) SC-LX81...
Page 180: Display, Power Sw And Vol Assys
S8010 VIDEO AUDIO PARAMETER PARAMETER S8003 S8004 S8005 TUNER EDIT BAND ENTER J8006 S8008 S8006 S8007 CN8002 RETURN HOME MENU POWER SW ASSY 1.V+5UH 2.RYAC 3.POWER KEY 4.GNDU [[ G ]] D8501 D8502 S8501 POWER SW ASSY AWX9160 (ANP7655-B) SC-LX81...
Page 181 S8009 S8015 AUTO SURR/ HOME THX STANDARD ADVANCED STEREO/ CONTROL ON/OFF SPEAKERS TUNER EDIT BAND STREAM DIRECT SURROUND SURROUND F.S.SURR (ANP7655-B) VOL ASSY [[ G ]] S8401 NO CLICK JH8401 1.VOLA VOL ASSY J8401 AWX9159 VOLB 2.VOLB 3.GNDU (ANP7655-B) SC-LX81...
Page 182 C8015 C8030 D8002 Q8001 IC8003 C8005 Q8005 C8007 Q8005 V+5UH V+5UH Q8008 Q8008 C8006 Q8006 V+5UH Q8006 VOLA VOLB HDMI R8067 R8069 R8063 R8073 VOL ASSY IC Q C8401 C8402 Q8501 1.VOLA 2.VOLB 3.GNDU VOLB (ANP7655-B) K M L SC-LX81...
Page 183 CE_W V+5U R8256 R8257 R8255 Q8004 C8004 D8008 Q8003 V+5UH IC8003 D8006 V+5UH KEY3 1.V+5UH 2.RYAC 3.POWER KEY 4.GND U R8067 R8059 R8058 R8057 R8063 R8060 UPPER SIDE POWER SW ASSY 1.V+5UH 2.RYAC 3.POWER KEY 4.GNDU C8501 Q8501 (ANP7655-B) SC-LX81...
Page 184: Pre Bridge, Ice Buffer And Ice Shield Assys
IC6820 IC6820 R6811 C6882 C6902 C6801 C6842 C6862 [[ G ]] KN6801 C6822 A30C5/C7 C6802 AWX9145 GNDCH2 GNDCH1 JH6800 ICE BUFFER (ANP7652-C) CN6830 JH6800 CN6820 CN6810 CN5752 CN3801 CN3800 ICE SHIELD ASSY [[ G ]] JH6990 SHIELD AWX9173 (ANP7652-C) SC-LX81...
Page 185 SIDE B SIDE B PRE BRIDGE ASSY (ANP7652-C) ICE BUFFER ASSY CN6800 0 1 2 3 0 1 2 3 4 5 6 7 8 9 AWX9 CN6810 CN6820 JH6800 (ANP7652-C) ICE SHIELD ASSY JH6990 (ANP7652-C) SC-LX81...
Page 186: Ice Interface Assy
2.SL- 1.SL+ 1.V+12SL 2.GNDSL 3.SL- 4.SL+ 5.V-12SR 6.V+12SR 7.GNDSR 8.SR- 9.SR+ 10.V-12SBL 11.V+12SBL 12.GNDSBL 13.SBL- 14.SBL+ 15.V-12SBR 16.V+12SBR 17.GNDSBR 1.V-12SR 18.SER- 2.V+12SR 19.SBR+ 3.GNDSR 4.GNDSR 5.SR- 6.SR+ 1.V-12SBL 2.V+12SBL 3.GNDSBL 4.GNDSBL 5.SBL- 6.SBL+ 5.V-12SBR 4.V+12SBR 3.GNDSBR 2.SBR- 1.SBR+ (ANP7649-B) SC-LX81...
Page 187 SIDE B SIDE B ICE INTERFACE ASSY (ANP7649-B) SC-LX81...
Page 188: Icepower Amp Assy
Q4000 R4658 R4044 Q4000 C4644 C4646 C4544 C4546 C4444 C4446 C434 R4022 R4039 JA4501 R4021 R4045 R4078 C4030 IC4002 MAX_Temp KN4400 KN4300 R4023 IC4002 TH_OL C4643 C4645 C4543 C4545 C4443 C4445 C434 DC_DET CN4600 CN4500 CN4400 CN3870 CN3860 CN3850 SC-LX81...
Page 189 R4258 R4759 ANP7612-C C4444 C4446 C4344 C4346 C4144 C4146 C4744 C4746 C4244 C4246 JA4101 JA4301 ICEPOWER AMP ASS’Y KN4200 C4443 C4445 C4343 C4345 C4243 C4245 C4143 C4145 C4743 C4745 AWH7015 AWH7018 AWH7017 CN4300 CN4100 (ANP7612-C) CN4200 CN3840 CN3820 CN3830 SC-LX81...
Page 190 SIDE B ICEPOWER AMP ASSY CN4900 IC Q R4713 R4213 R4113 Q4015 Q4004 Q4007 Q4006 Q4009 Q4011Q4005 Q4008 Q4010 0 1 2 3 0 1 2 3 4 5 6 7 8 9 SC-LX81...
Page 191 SIDE B R4413 R4613 R4313 R4513 R4095 R4091 C4001 R4001 Q4015 R4002 C4002 C4033 C4034 R4046 C4014 R4047 C4015 R4048 C4016 R4050 R4049 R4051 C4017 R4052 R4053 (ANP7612-C) SC-LX81...
Page 192: Zout, Primary Guard And Reg Assys
C7601 1.V+12TRG C7612 2.V+5.6V 3.GNDV ATTENTION EN CAS D 4.GNDV ET P7522 5.V-5.6V C7602 DE CHEZ L J7605 GNDV ASSY IC7502 IC7521 IC7601 IC7601 IC7602 IC7602 IC7611 IC7611 78M56 IC7501 79M05 78M12 ZOUT ASSY JA6401 CONTACT SIDE UP (ANP7651-B) SC-LX81...
Page 193 ET P7522 N‘UTILISER QUE LA REFERENCE 491001. AS MARKED. DE CHEZ LITTELFUSE INC. AWX9152 ASSY AWX9153 C7508 C7507 IC7502 IC7521 79M12 IC7501 78M06 78M12 (ANP7654-B) CN6830 PRIMARY GUARD ASSY CN5752 AWX9172- CN5752 [[ G ]] PRIMARY GUARD CN5751 DO NOT THROW CN5751 (ANP7650-D) CN6504 SC-LX81...
Page 194 3.S5-2 2.S5-G 1.S5-1 1.S4-1-1 D7612 2.S4-2-1 3.S4-G 4.S4-2-2 5.S4-1-2 D7613 REG ASSY D7508 AWX9152 AWX9153 D7616 D7524 NO USE D7506 D7505 C7505 C7522 C7613 PRIMARY GUARD ASSY CN5752 AWX9172- [[ G ]] PRIMARY GUARD DO NOT THROW CN5751 (ANP7650-D) SC-LX81...
Page 195 D7611 2.V+5.6V 3.GNDV D7613 4.GNDV 5.V-5.6V C7630 C7631 D7615 D7616 D7626 D7606 D7605 D7604 D7603 C7603 C7613 D7602 (ANP7654-B) ZOUT ASSY IC Q C6423 C6421 GNDA GNDA C6424 C6422 ZONE3 ZONE2 C6411 C6402 GNDCH C6412 C6401 Q6411 Q6401 (ANP7651-B) SC-LX81...
Page 196: Primary Assy
11.15 PRIMARY ASSY SIDE A SIDE A PRIMARY ASSY IC Q IC8711 CN8711 (ANP7655-B) CN6008 SC-LX81...
Page 197 SIDE B SIDE B PRIMARY ASSY IC Q Q8711 Q8712 CN8711 (ANP7655-B) SC-LX81...
Page 198: Ice Reg Assy
11.16 ICE REG ASSY SIDE A SIDE A ICE REG ASSY CN4901 CN7241 IC Q IC7252 Q7241 IC7251 BLUE Q7212 Q7211 (ANP7653-B) IC7272 IC7271 SC-LX81...
Page 199 SIDE B SIDE B ICE REG ASSY CN7241 IC Q Q7242 Q7202 Q7204 Q7205 Q7203 Q7222 Q7201 Q7221 (ANP7653-B) SC-LX81...
Page 200: B Diode And B Reg Assys
Q7307 J7322 J7328 J7325 R7305 Q7301 2SB1383(-B) R7307 J7332 J7308 J7330 Q7301 J7309 H7303 H7301 1.+B R7301 FU61 2.GND R7303 3.-B J7310 P7301 J7319 Q7303 JV7301 Q7303 J7311 CN7306 R7327 R7329 J7312 FU61,FU62: Littelfuse 233010. CN7308 CN7306 (ANP7653-B) JP7071 SC-LX81...
Page 201 1.+B R7319 2.GND R7309 3.-B 491.500 DE CHEZ LITTELFUSE INC. R7313 C7350 R7355 R7398 R7394 IC7303 R7395 R7392 Q7306 Q7306 R7325 R7396 R7350 D7355 R7383 Q7310 Q7310 R7391 R7390 Q7309 C7317 Q7309 D7352 C7384 C7386 Q7304 Q7304 CN7306 (ANP7653-B) SC-LX81...
Page 202: Dcdc And Hdmi Rect Assys
[[ G ]] J8801 V+12HD V+12HD V+12HD HDMI RECT J8802 V+12HD R8800 JV8800 CN8801 C8800 H8801 SEC7-2 JH8800 H8802 FU41 SEC7-1 AWX9156 HDMI RECT RISK OF FIRE - REPLACE FUSE AS MARKED. CN8802 CN8801 CN8802 (ANP7655-B) (ANP7655-B) To MAIN TRANS JP7104 SC-LX81...
Page 203: Electrical Parts List
2..232C CONTROL ASSY AWX9209 2..D-MOTHER ASSY (SC-LX81) AWX9196 2..PRIMARY GUARD ASSY AWX9172 2..D-MOTHER ASSY (SC-LX71) AWX9202 2..ICE INTERFACE ASSY AWX9137 1..HDMI NETWORK ASSY (SC-LX81) AWX9234 2..DCDC ASSY AWX9138 1..HDMI NETWORK ASSY (SC-LX71) AWX9235 2..H GUARD2 ASSY AWX9147 1..FM/AM TUNER UNIT AXX7248...
Page 204 C 5658 CKSRYB472K50 C 5003,5004,5017,5018 CEAT100M50 C 5005,5006,5201,5203 CCSRCH331J50 C 5701,5703,5709,5711 CKSRYB471K50 C 5007,5008,5019,5020 CEAT470M16 C 5702,5704 CKSRYB104K50 C 5009,5010,5653 CCSRCH561J50 C 5713,5715,5719 CKSRYB471K50 C 5714,5718 CKSRYB104K16 C 5011,5012 CKSRYB822K50 C 5013-5016 CKSRYB122K50 C 5021,5022,5232,5234 CKSRYB104K16 C 5031-5034,5041,5042 CCSRCH101J50 SC-LX81...
Page 205 Mark No. Description Part No. Mark No. Description Part No. D 2953,2954 MC2846-11 D-MOTHER ASSY (SC-LX81) SEMICONDUCTORS MISCELLANEOUS IC 2001 PEG489B8 L 2001 CHIP SOLID INDUCTOR QTL1013 IC 2002,2003,2203,2204 TC4094BFN L 2002,2003 CHIP SOLID INDUCTOR ATL7002 IC 2005 BU4842F L 2404-2406 CHIP SOLID INDUCTOR...
Page 206 C 2002,2004,2006,2011 CKSRYB104K16 C 2797,2798,2800,2802 CKSSYB104K10 C 2003,2014,2015,2039 CKSRYB471K50 C 2799 VCH1234 C 2005,2007,2030,2032 CKSRYB102K50 C 2803,2805,2807,2809 CKSSYB471K50 C 2008,2738,2817 CKSSYB103K16 C 2804,2806,2808,2810 CKSSYB104K10 C 2009 ACH7298 C 2811,2813,2815,2818 CKSSYB471K50 C 2012 CKSRYB472K50 C 2812,2814,2816,2819 CKSSYB104K10 C 2013,2220,2221,2954 CKSRYB103K50 SC-LX81...
Page 207 D 2004,2005 MC2848-11 C 3407,3408 CKSRYB104K25 D 2201 1SS357 C 3409,3410 CEAT100M50 D 2701-2704 1SR154-400 C 3453,3454 CEAT470M16 D 2953,2954 MC2846-11 C 3455,3457,3460 CKSRYB104K16 C 3459 CCSRCH471J50 MISCELLANEOUS L 2001 CHIP SOLID INDUCTOR QTL1013 L 2002,2003 CHIP SOLID INDUCTOR ATL7002 SC-LX81...
Page 208 C 2012,3011,3012,3111 CKSRYB472K50 R 2234,2425,2730,2812 RAB4CQ101J C 2013,2220,2221,2954 CKSRYB103K50 R 2241 RAB4CQ473J C 2016,2047,3001,3002 CCSRCH102J50 C 2017,2018,2020-2022 CKSRYB104K16 R 2255 RS1/16S104J R 2401,2402 RS1/16S750J C 2019,2026,2211-2215 CKSSYB104K10 R 2404,2405,2901-2904 RS1/16S220J C 2024,2029,2031,2038 CKSRYB104K16 R 2423 RS1/16SS1802F C 2025 CEAT331M10 SC-LX81...
Page 209 C 2820,2822,2824,2831 CKSSYB471K50 JA 6301 USB CONNECTOR XKP3086 C 2821,2823,2825,2829 CKSSYB104K10 JA 6351 PHONE JACK AKN7029 C 2826,3063,3163,3263 ACH7268 KN 6201,6202 WRAPPING TERMINAL VNF1084 C 2830,2832,2834,2836 CKSSYB104K10 KN 6351 WRAPPING TERMINAL VNF1084 C 2833,2835,2837,2838 CKSSYB471K50 CN 6201 PLUG(3P) KM200NA3 SC-LX81...
Page 210 C 5830,5831 CKSRYB471K50 MISCELLANEOUS C 5832-5834 CCSRCH100D50 C 5837 CCSRCH101J50 JH 6302 PCB BINDER VEF1040 CAPACITORS C 6202,6208,6218,6224 CKSRYB104K16 HDMI NETWORK ASSY (SC-LX81) C 6204,6220,6226,6228 CKSRYB103K50 SEMICONDUCTORS C 6205,6206 CKSRYB221K50 IC 11 NJM2846DL3-33 C 6209 CKSRYB105K6R3 IC 21 NJM2846DL3-18 C 6210,6211,6234,6235...
Page 211 X 101 CRYSTAL RESONATOR (28.322 MHz) ASS7085 R 1327,1354-1361,1717 RAB4CQ220J X 401 CRYSTAL RESONATOR (28.63636 MHz) ASS7069 R 1389,1729,1730,1740 RAB4CQ560J X 501 CERAMIC RESONATOR (15.7 MHz) XSS3004 R 1403,1404,1409,1410 RAB4CQ0R0J X 701 CRYSTAL RESONATOR (24.576 MHz) XSS3003 R 1405,1406,1411,1412 RAB4CQ470J SC-LX81...
Page 212 C 414,435,436,501 CKSSYB103K16 C 1042,1053 CKSRYB104K25 C 415 CKSRYB824K10 C 1051 CKSQYB105K25 C 416 CKSSYB393K10 C 1054 CCSSCH220J50 C 418,420,422-429 CKSSYB104K10 C 1056 CCSRCH151J50 C 419,434,601,611 CEVW101M16 C 1057,1071,1099,1701 CKSRYB104K16 C 431,437,438 CKSSYB104K10 C 1101-1104,1352,1363 VCG1063 C 432,1157 CKSQYB106K6R3 SC-LX81...
Page 213 IC 601 ADV7172KSTZ IC 801 AAT4618IGV-0.5-1 L 801 CHIP FERRITE BEADS VTL1169 L 802 COIL VTH1043 IC 861 RTL8201CP-LF L 862,871,881,891 INDUCTOR CTF1357 IC 881 AYW7255 L 863,864 COIL VTH1056 IC 891 HY57V281620FTP-6 L 911,936 INDUCTOR CTF1357 IC 921,1861 TC74VHCT08AFTS1 SC-LX81...
Page 214 R 674,684 RS1/16SS4700F C 204,360,412,414 CKSSYB103K16 R 723 RS1/16S5101F R 724 RS1/16S3900F C 206-208,211,251 CKSSYB104K10 C 210,383-386 CKSSYB471K50 R 746,747,749 RAB4CQ100J C 216-218,252,421 CKSSYB102K50 R 769,771,1322-1324 RAB4CQ220J C 219,220,369 VCG1063 R 806,977,1031 RS1/16S0R0J C 253,357,359,362 CKSSYB104K10 R 824 RS1/16SS1003F SC-LX81...
Page 215 C 1006,1039 CCSRCH681J50 CN 7003,7004 CONNECTOR CKS1727 C 1007,1029-1031,1041 CKSRYB104K25 CN 7007 PLUG CKS1724 C 1008 CKSQYB105K16 CN 7008,7014,7021 23P PLUG XKP3071 C 1009,1052,1151,1156 BCG1059 CN 7009,7013 CONNECTOR CKS3813 C 1023,1027 CCG1233 CN 7011 15P PLUG XKP3067 C 1024,1026 CKSQYB475K10 SC-LX81...
Page 216 JA 6504-6507 COMB.JACK(2S+2P) AKB7200 Other Resistors RS1/16S###J JA 6509 JACK XKB3069 KN 6501-6503 SCREW PLATE VNE1948 CAPACITORS C 6004,6048,6049,6060 CCSRCH102J50 CN 6501 CONNECTOR CKS3374 C 6012,6013,6016,6017 CKSRYB103K50 CN 6502 19P CONNECTOR 52044-1945 C 6018,6021,6024 CEAT100M50 CN 6503 PLUG CKS3545 SC-LX81...
Page 217 VEF1040 C 8008 CCSRCH471J50 C 8009,8015,8016,8018 CKSRYB104K16 RESISTORS C 8012,8013 CCSRCH150J50 All Resistors RS1/16S###J C 8014,8030,8031,8228 CKSRYB105K10 MISCELLANEOUS C 8019-8021,8202,8223 CKSRYB102K50 JH 7702 PCB BINDER VEF1040 C 8022,8027,8034,8035 CKSRYB103K50 C 8023,8025,8026,8233 CCSRCH102J50 CAPACITORS C 8024 ACH7272 C 7702,7704 CCSRCH102J50 SC-LX81...
Page 218 Q 4112,4312,4512,4712 RT1N140M Q 4300,4301,4400,4401 PHB45NQ15T CN 6830 5P SOCKET XKP3073 Q 4302,4304,4402,4404 2SC5738 JH 6800 4P CABLE HOLDER 51048-0400 Q 4303,4305,4403,4405 2SA2061 Q 4306,4307,4406,4407 2SA1682 RESISTORS R 6810,6811,6830,6831 RN1/16SC10R0D Q 4409,4509,4609,4709 2SC4154 R 6850,6851,6870,6871 RN1/16SC10R0D Q 4411,4511,4611,4711 2SA1602A SC-LX81...
Page 219 R 4532,4632,4732 RS1/16S1802F COIL SHIELD 60(MTL) R 4533,4535,4556,4576 RS1/16S1801F R 4534,4634,4734 RS1/16S1201F RESISTORS R 4057 RS1/8SQ471J R 4536,4636,4736 RS1/16S1502F R 4060,4139,4239,4339 RS1/16S5602F R 4537,4637,4737 RS1/4SA2702F R 4061 RS1/16S3302F R 4538,4638,4738 RS1/16S2701F R 4100,4101,4200,4201 RN1/16SE1000D R 4545,4550,4645,4650 RS1/10S1002F R 4102,4103,4202,4203 RN1/16SE9100D SC-LX81...
Page 220 C 4557,4657,4757,4857 CKSRYB222K50 C 4127,4227,4327,4427 ACG7070 C 4560,4660,4760,4860 CCSRCH102J50 C 4129,4152,4153,4156 CKSRYB104K16 C 4613,4617,4712,4713 ACH1479 C 4131,4132,4231,4232 CKSQYB224K25 C 4620,4630,4647,4648 CKSRYB105K10 C 4133,4233,4333,4433 ACG7064 C 4621,4629,4652,4653 CKSRYB104K16 C 4134,4234,4334,4434 ACG7063 C 4658,4721,4729,4752 CKSRYB104K16 C 4135-4138,4235-4238 ACG7065 C 4704,4705 ACG7069 SC-LX81...
Page 221 VNF1084 KN 8702,8703 SCREW PLATE VNE1948 C 7523 CEAT221M16 C 7601 CEAT472M16 RY 8702 POWER RELAY ASR7022 C 7602 CEAT222M16 T 8701 STANDBY TRANSFORMER ATT7040 C 7604,7613,7626 CKSRYB103K50 CN 8702 CONNECTOR(VH) B3P5-VH C 7605,7606,7624 CEAT101M16 CN 8711 PLUG(5P) KM200NA5 SC-LX81...
Page 222 C 7211-7215,7219,7245 CEAT100M50 R 7312-7315 RN1/16SE2702D C 7217,7218,7242,7253 CKSRYB103K50 R 7318,7319 RS1/10S473J C 7221,7246 CEAT470M25 R 7322,7323 RS2LMF152J C 7241,7251,7252 CEAT222M25 R 7324,7325 RS1/10S100J C 7254,7273,7274 CKSRYB103K50 R 7326-7329 RS1LMF332J C 7255,7256 CEAT221M25 R 7332,7333 RN1/10SE8202D C 7271,7272 CEAT222M16 SC-LX81...
Page 223 C 3906,3910 CCSRCH102J50 C 3911 CFTLA394J50 HDMI RECT ASSY SEMICONDUCTORS D 8801 D5SBA20(B) MISCELLANEOUS H 8801,8802 FUSE CLIP AKR7001 CN 8801 3P TOP POST B3B-EH CN 8802 CONNECTOR B2B-EH-R CAPACITORS C 8800 CFTLA274J50 C 8801 ACH7286 C 8803 CCSRCH102J50 SC-LX81...

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