NAD T585 Service Manual
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NAD T585 Service Manual

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T585
DIGITAL DISC PLAYER

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Summary of Contents for NAD T585

  • Page 1 T585 DIGITAL DISC PLAYER...
  • Page 2 CONTENTS SECTION 1 ..SUMMARY SECTION 2 ..CABINET & MAIN CHASSIS SECTION 3 ..ELECTRICAL SECTION 4 ..MECHANISM SECTION 5 ..REPLACEMENT PARTS LIST...

  • Page 3: Table Of Contents

    SECTION 1 SUMMARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS ......1-3 SERVICING PRECAUTIONS ....................1-4 • General Servicing Precautions • Insulation Checking Prodedure • Electrostatically Sensitive Devices SPECIFICATIONS ........................1-5...

  • Page 4: Product Safety Servicing Guidelines For Video Products

    PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY, SUBJECT : X-RADIATION NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PER- TURER’S APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT ONLY SONNEL COVER THE SUBJECT OF X-RADIATION.

  • Page 5: Servicing Precautions

    SERVICING PRECAUTIONS CAUTION : Before servicing the DVD covered by this service Electrostatically Sensitive (ES) Devices data and its supplements and addends, read and follow the Some semiconductor (solid state) devices can be damaged SAFETY PRECAUTIONS. NOTE : if unforeseen circum- easily by static electricity.

  • Page 6: Specifications

    SPECIFICATIONS • GENERAL Power requirements: AC 100-240 V , 50/60 Hz Power consumption: Dimensions (Approx.): 435 x 80 x 286 mm (W x H x D) without foot Weight (Approx.): 4.5 kg Operating temperature: 5 °C to 35 °C (41 °F to 95 °F) Operating humidity: 5 % to 90 % •...
  • Page 7 SECTION 2 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS ........................2-2 1. Cabinet and Main Frame Section ...................2-2 2. Exploded view parts list......................2- 4 3. Packing accessory section......................2-5...

  • Page 8: Exploded Views

    EXPLODED VIEWS 1.Cbinet and main fram section T001 S002 S008 P001 R003 S009 S006 S010 R002 C004 R001 S002 SC01 S007 S005 F012 F006 SC02 C005 F010 S002 F005 C006 F011 R004 F004 S002 C003 F002 RS01 FP01 F001 R005 F007 FP02 F009...

  • Page 9: Exploded View Parts List

    2.Exploded view parts list REF.NO. PART NO. DESCRIPTION Qty. REF.NO. PART NO. DESCRIPTION Qty. C001 67-042002-1 Chassis P001 70-051005-0 Heatsink 01-58501-20 Decode Board(C Version) C002 01-58501-10 Decode Board(AH Version) C003 01-55502-20 Video Board(C Version) FP01 65-051011-0 IR Bracket 01-55502-10 Video Board(AH Version) FP02 23-55559-00 C004...

  • Page 10: Packing Accessory Section

    3.Packing accessory section Polyfoam End Cap1 Audio and Video Cord Instruction Manual AC Cord Polyfoam End Cap Polybag Non-Woven Cloth Batteries REMOCON Carton Box...
  • Page 11 SECTION 3 ELECTRICAL C ONTENTS ELECTRICAL TROUBLESHOOTING GUIDE ……………………………………..3-3 1. Power check flow…………………………………………………………………………3-3 2. System operation flow……………………………………………………………………3-4 3. Test & debug flow…………………………………………………………………………3-5 DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGING …….…3-11 1. System 27MHz clock,reset,flash R/W signal………………………………………….3-11 2. SDRAM clock……………………………………………………………………………..3-12 3.
  • Page 12 12. FIL2300 circuit diagram…………………………………………………………………3-44 13. K-VIDEO circuit diagram………………………………………………………………..3-46 14. DVI circuit diagram………………………………………………………………………3-48 CIRCUIT VOLTAGE CHARGE ………………………………….…………………3-49 PRINT CIRCUIT BOARD DIAGRAM …………………………………………………3-57 1. DECODE P.C.BOARD…………………………………………………………………...3-57 2. KEY P.C.BOARD…………………………………………………………………………3-59 3. SMPS P.C.BOARD……………………………………………………………………….3-61 4. VIDEO P.C.BOARD………………………………………………………………………3-62 5. RS232 P.C.BOARD………………………………………………………………………3-64 6. SCART P.C.BOARD……………………………………………………………………...3-65...

  • Page 13: Electrical Troubleshooting Guide

    ELECTRICAL TROUBLESHOOTING GUIDE 1. Power check flow No VF+ No 5VS Is 5VD section working? Is 5VD section working? Is 5VD present at input Check D910 No 5VD of U911? Replace D910 Check FH900 Replace U911. Is there a AC voltage at Replace RT900.

  • Page 14: System Operation Flow

    2. System operation flow Power On 1. ES6168 initializes SERVO & the other DSPs Show LOGO Tray Closed? Tray Close to Closed position SLED at Inner Side ? SLED Moves to Inner Positi on 1. Judge whether have disc and disc type 2.

  • Page 15: Test & Debug Flow

    3. Test & debug flow TEST Check the AC Voltage Replace power PCBA or Power PCBA(110V or 220V) AC transformer. Switch on the Power PCBA Is the DC Voltage Repair or Replace Pozwer PCBA outputs OK? (5V,3.3V,9V,12V,15V) Make sure the main PCBA don't short on VCCs and switch it on.
  • Page 16 RESET or Power On. Check connection lines between FLASH Flash Memory operates & ES6168 and the FLASH access time Show LOGO? properly? whether is suitable or not. Check connection lines between SDRAM works properly? SDRAM & ES6168 and the SDRAM is damaged.
  • Page 17 Does Motor Driver the SLED move Check the connection line of XFTSMUTE to inner side when it is at XFTSMUTE signal. outter position? Pin is High? Is SLED DC Level lower Check the related circuit of than 1.65V? SLED. SL+ and SL- output Check the amp circuit on motor properly? driver.
  • Page 18 Check the laser power circuit Laser turns on when DVDLD or CDLD on CXD1881 and connecting to reading disc? output properly? power transistor. Collector voltage of Check the related circuit on power transistor is OK? laser power transistor Check cable connection between transistor ouput and pick-up head.
  • Page 19 Proper signals on Check connections between Focus ON OK? A,B,C,D of CXD1881 CXD1881 and pick-up head. Check the FSCON connection on Check FEO signal CXD1885Q and motor driver. on CXD1881 Check FSCON signal on CXD1885Q Check the related Normal TEO Signal on Track On OK? circuit on CXD1881 CXD1881?
  • Page 20 Normal Audio output Audio DAC received Check connection between ES6168 when disc playback? correct data stream? & DDX8001 & Audio DAC. Normal Audio DAC Check the related out? circuit of Audio DAC. Check Audio filter,amplify,mute circuit. Communications between Normal IR.VFD & Front Check communication lines on IR.VFD Front panel l k ey &...

  • Page 21: Details And Waveforms On System Test And Debuging

    DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 1.SYSTEM 27MHz CLOCK, RESET, FLASH R/W SIGNAL. 1) ES6168F main clock is at 27MHz (pin49) FIG 1-1 2) ES6168F (pin24) reset is low active. Ch1 VCC CH2 RESET FI1-2 3-11...

  • Page 22: Sdram Clock

    2. SDRAM CLOCK FIG 2-1 3. TRAY OPEN/CLOSE SIGNAL CH1 EJ- CH2 EJ+ FIG 3-1 3-12...

  • Page 23: Sled Control Related Signal(No Disc Control)

    CH1 EJ- CH2 EJ+ FIG 3-2 4. SLED CONTROL RELATED SIGNAL(NO DISC CONDITION) SLED CONTROL FIG 4-1 CH1 SL+ CH2 SL- FIG 4-2 3-13...

  • Page 24: Lens Control Related Signal(No Disc Control)

    5. LENS CONTROL RELATED SIGNAL(NO DISC CONDITION) LDON FIG 5-1 CH1 DVD_LD CH2 CD_LD FIG 5-2 3-14...
  • Page 25 6. FOCUSE CONTROL RELATED SIGNAL(NO DISC CONDITION) FSCON FIG 6-1 CH1 FOCUS- CH2 FOCUS+ FIG 6-2 3-15...

  • Page 26: Spindle Control Waveform

    7. SPINDLE CONTROL WAVEFORM CH1 SPWM2 CH2 SPWM1 FIG 7-1(DVD) CH1 SPWM2 CH2 SPWM1 FIG 7-2(CD) 3-16...

  • Page 27: Focus On Waveform

    8. FOCUS ON WAVEFORM(FSCON) FIG 8-1(CD) FIG 8-2 (DVD) 3-17...

  • Page 28: Es6168F Audio Optical And Coaxialoutput(Spdif)

    9. ES6168F AUDIO OPTICALAND COAXIALOUTPUT (SPDIF) FIG 9-1 10. ES6168F VIDEO OUTPUT WAVEFORM(10 STEP) 1) CVBS FIG 10-1 2) COMPOSITE Y FIG 10-2(480I) 3-18...
  • Page 29 FIG 10-2(480P) FIG 10-3(720P) FIG 10-4(1080I) 3-19...

  • Page 30: Rf Waveform

    11.RF WAVEFORM FIG11-1(CD) FIG11-1(DVD) 12.HDMI CH1 HSYN CH2 VSYN FIG12-1(480I) 3-20...
  • Page 31 CH1 HSYN CH2 VSYN FIG12-1(480P) CH1 HSYN CH2 VSYN FIG12-1(720P) CH1 HSYN CH2 VSYN FIG12-2(1080I) 3-21...

  • Page 32: Audio Output(1Khz Odb)

    13. ES6168F AUDIO OUTPUT TO AUDIO DAC CHI1 BITCLOCK CH2 LRCLOCK FIG 31-1 14. AUDIO OUTPUT (1KHZ 0DB) FIG 14-1 3-22...

  • Page 33: Block Diagrams

    Block Diagram 1.OVERALL Block Diagram P860 P507 P504 RS232 JACK JACK SCART JACK JACK HDMI 3-23...

  • Page 34: Power(Smps)Block Diagram

    2.POWER(SMPS)BLOCK DIAGRAM TRANS SWITCHING IC RECTIFIER LINE FILTER 3-24...

  • Page 35: Servo Block Diagram

    3.SERVO Block Diagram 3-25...

  • Page 36: Mpeg & Memory Block Diagram

    4.MPEG & MEMORY Block Diagram 3-26...

  • Page 37: Video & Audio Block Diagram

    5.VIDEO & AUDIO Block Diagram 3-27...

  • Page 38: Genesis.scart & Dvi Block Diagram

    6. GENSIS.SCART & DVI BLOCK DIAGRAM P860 P507 P504 SCART JACK JACK HDMI JACK FROM DDX8001 3-28...

  • Page 39: Circuit Diagrams

    CIRCUIT DIAGRAMS 1.POWER(SMPS) CIRCUIT DIAGRAM 3-29...

  • Page 40: System Circuit Diagram

    2.SYSTERM CIRCUIT DIAGRAM VCC33 VCC33 VCC33 VCC33 VCC33 MCLK-SIL VCC20 VCC33 H_VDT7 MCLK-DSD H_VDT6 VOUT BYTE H_VDT5 VOUT H_VDT4 DQ15/A_1 H_VDT3 VCC33 H_VDT2 TDM-DATA DQ14 H_VDT1 TDM-FS H_VDT0 TDM-CLK DQ13 DWRQ# H_HDRQ MCLK-DSD DRD# H_XHAC DQ12 DIRQ H_VERR VCC33 74LVC2G241 H_XSHD VCC33P DWR#...

  • Page 41: Dsp Circuit Diagram

    3.DSP CIRCUIT DIAGRAM To RF Block H_CDDAT H_CDCLK H_CDFRM AMPSEN H_CDERR AMPSDT AMPSCK H_DRVRDY DFCT H_DRVCLK MIRR H_DRVRX H_DRVTX RFAC H_DRVRST H_DRVIRQ H_MUTE H_DVD/SACD AGND H_SMUTE RST# H_MSREADY DGND H_MSDATAO AGND H_MSDATAI H_MSCK AMPMNT H_XMSLAT CD/XDVD CDDAT VC16 LDON CDCLK A3.3V A1.8V CDFRM...

  • Page 42: Rf Circuit Diagram

    5.RF CIRCUIT DIAGRAM 3-35...

  • Page 43: Dsd Circuit Diagram

    6.DSD CIRCUIT DIAGRAM +2.5VA R424 2.2R R362 D2.5V D2.5V R421 RFAC C232 0.01uF RFAC R423 5.6K C285 D3.3_DSD2 D3.3V D3.3V R363 0.1uF PCB Coil C284 C449 0.1uF 22uF/6.3V R422 680R GND_RF C306 GND_RF 0.1uF RF_WA DGND D3.3V IC15 M12L16161A-7T RM10 10Kx4 Vcc0 Vss1...

  • Page 44: Audio Circuit Diagram

    7.AUDIO CIRCUIT DIAGRAM +3.3VA +5.5VA +12V +3.3VA MCLK-DSD -12V MCLK-DSD GNDA MCLK-O GNDA GNDA GNDA GNDA GNDA GNDA RST# H_DCLK H_DBCK +5.5VA GNDA H_DSAR H_DSAL SPDIF H_DSAML H_DSMR DSD3 VCOM2 DSD4 VCC7 H_DSALS DSD5 VCC6 H_DSARS DSD6 AGND5 B108 added H_DSAC DSD7 VCC5...

  • Page 45: Connect Circuit Diagram

    8.CONNECT CIRCUIT DIAGRAM 3-40...

  • Page 46: Timer Circuit Diagram

    9.TIMER CIRCUIT DIAGRAM 3-41...

  • Page 47: Rs232 Circuit Diagram

    10.RS232 CIRCUIT DIAGRAM 3-42...

  • Page 48: Scart Circuit Diagram

    11.SCART CIRCUIT DIAGRAM 3-43...

  • Page 49: Fil2300 Circuit Diagram

    12.FIL2300 CIRCUIT DIAGRAM DAC3.3V B572 0.1UF R740 R738 B646 B645 RED-OUT 27PF 27PF P507 DAC-ROUT 560R 560R VGA(DB15) R732 L536 L539 R728 C646 10u/6.3V R524 100K GNDV DAC-GOUT DAC-ROUT R717 1uH 5% 1uH 5% VSYNC 75R 1% Y601 Q607 R718 R735 HSYNC DAC-BOUT...

  • Page 50: K-Video Circuit Diagram

    13.K-VIDEO CIRCUIT DIAGRAM R662 R664 C667 56PF P502A S+RCA 560R 560R C648 FB528 FERB 470uF/10V C-SVIDEO L522 5.6UH Q601 R621 BAV99 R675 75R C618 C661 C561 R614 300R 56PF 100PF 300R C654 0.1U C598 20PF 0.1U 3.3VD DVCCV AVCCV -5V_VID U516 -5V_VID AD8092...

  • Page 51: Dvi Circuit Diagram

    14.DVI CIRCUIT DIAGRAM 3-48...

  • Page 52: Circuit Voltage Charge

    CIRCUIT VOLTAGE CHART 3-49 3-50...
  • Page 53 3-52 3-51...
  • Page 54 3-53 3-54...
  • Page 55 3-55 3-56...

  • Page 56: Decode P.c.board

    1.DECODE P.C.BOARD C215 C213 C214 IC26 C451 CN18 C489 R384 C490 R463 IC16 B107 B106 C492 IC15 C450 R473 R461 C482 R383 IC21 IC25 R382 C419 Q44 Q43 C493 C494 C420 C232 R421 CN19 B103 C423 C470 C422 B102 IC23 R490 R385 R489...

  • Page 57: Key P.c.board

    2.KEY P.C.BOARD TOP VIEW U800 HS4-T585_B008-VM1.0-FPP W808 W809 U802 D800 C803 W804 S803 W805 S802 S804 S805 S808 S810 W806 W807 JP803 JP802 S800 S801 S807 S806 S809 S811 S813 C808 J801 BOTTOM VIEW 3-59 3-60...

  • Page 58: Smps P.c.board

    3.SMPS P.C.BOARD TOP VIEW L904 C966 C942 C961 R934 R933 R936 U908 R937R935 J901. L907 J900 H901 U912 C941 C958 C959 D909 U907 T900 C957 R953 L906 D915 C954 D900 C955 R965 T2A/250V FH900 D913 U910 R912 U911 D916 C933 R951 C934 R932...

  • Page 59: Video P.c.board

    4.VIDEO P.C.BOARD TOP VIEW U517 BOTTOM VIEW R636 C576 C578 C597 R664 R663 R662 R672 R661 C598 R671 B502 C606 C604 R713 C579 C591 C619 B584 L521 L522 L523 R624 B593 R623 R619 B580 RP546 B586 RP547 R749 RP545 RP544 C607 B578 R669...

  • Page 60: Rs232 P.c.board

    5.RS232 P.C.BOARD BOTTOM VIEW TOP VIEW 3-64...

  • Page 61: Scart P.c.board

    6.SCART P.C.BOARD BOTTOM VIEW TOP VIEW R871 R874 R864 R870 R873 R869 W862 R877 R868 W861 R866 R872 R867 R865 W860 3-65...
  • Page 63 SECTION 4 MECHANISM Mechanism Assembly 36-58513-00 New "Toothed" Loader Belt (79-051014-0) Loader RYD-313AH Laser Pick Up 37-00313-00 Rubber Damper Screw...
  • Page 64 SECTION 5 REPLACEMENT PARTS LIST MODEL P/N:01-58501-00 PCB1 BOARD DECODE DIODE c t i c t i i f i t c t i 33-24001-00 Rectifier Diode 1N4001 DO-41 D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, 33-11200-11 Zener Diode 12V, 1/2W LL34...
  • Page 65 B98, B99, B102, B103, B104, B105, B106, 26-18151-00 Ceramic Chip Capacitor 180pF, 50V, ±5%, NPO 0603 B107 t i c ± t i c ± C112, C113, C114, C115, C116, C117, C118, 26-68151-00 Ceramic Chip Capacitor 680pF, 50V, ±5%, NPO 0603 C119 26-10251-10...
  • Page 66 R83, R85, R86, R87, R89, R90, R94, R95, 07-90330-00 Chip Resistor 33 , ±5% R104, R105, R106, R117, R118, R120, R178, 0603 R409 07-90470-00 Chip Resistor ± 07-90680-00 Chip Resistor ± 07-90910-00 Chip Resistor ± 07-90101-00 Chip Resistor ± R372, R373, R374, R375, R376, R377, R378, 07-90151-00 Chip Resistor 150 , ±5%...
  • Page 67 Crystal 1.8432M, FL=30PPM, 04-11841-00 Crystal CL=15pF, HC-49U 27.000MHZ, FL=50PPM, 04-22702-00 Quartz Oscillator CL=15pF 33.8688M, FL=50PPM, 04-23382-00 Quartz Oscillator CL=15pF C VERSION P/N:01-55502-20 AH VERSION P/N:01-55502-10 PCB2 BOARD VIDEO Capacitor t i c ± t i c ± B631, B632, B633, B634, B635, B636, C660, 26-56051-00 Ceramic Chip Capacitor 56pF, 50V, ±5%, NPO...
  • Page 68 07-91500-00 Chip Resistor ± 07-90181-00 Chip Resistor ± 07-91870-00 Chip Resistor ± R613, R614, R615, R620, R621, R622, R653, 07-93000-00 Chip Resistor 300 , ±1% 0603 R655, R656 07-95100-00 Chip Resistor ± R661, R662, R663, R664, R671, R672, R738, 07-95600-00 Chip Resistor 560 , ±1% 0603...
  • Page 69 LDFPC1,0B-SMT-16P/ 13-21016-05 FPC Connector SMD 1.0-15-16PB LDFPC1,0B-SMT-22P/ 13-21022-01 FPC Connector SMD 1.0-15-22PB LDFPC1,0B-SMT-30P/ 13-21030-00 FPC Connector SMD 1.0-15-30PB .1 P/N 01-55503-00 PSU BOARD DIODE Fast-Recovery Rectifier 33-20104-00 c t i Diode i f i t c t i Fast-Recovery Rectifier 33-20205-00 c t i Diode...
  • Page 70 07-10471-00 Carbon Film Resistor ± c t i 07-10122-00 Carbon Film Resistor 1.2K ± c t i 07-10392-00 Carbon Film Resistor 3.9K ± c t i 07-10472-00 Carbon Film Resistor 4.7K ± c t i 07-10622-00 Carbon Film Resistor 6.2K ±...
  • Page 71 METAL PARTS 66-009011-0 IR Bracket 65-009011-0 IR Bracket PLASTIC PARTS 75-009003-0 Display Bracket P/N:01-58507-00 PCB1 BOARD DIODE TACT SWITCH c t i CONNECTOR P/N 01-55505-00 PCB1 BOARD RS232 CONNECTOR LD2.0A-9Y, LD2.0A-9D, 14-55509-00 2mm*9pin WIRE UL2468 26AWG, L=90±5mm METAL PARTS 66-010010-0 BRACKET 6 SECC-N4 T=1.00 61-023106-0...
  • Page 72 ± ± 17-07002-02 AC Inlet 6102-3300 15-10125-00 AC Cord(AH Version) 15-10250-00 AC Cord(C Version) SWITCHS 11-01101-03 Rocker Switch RF-1003-BB2, TV-5 Mechanical Laser PU and Loader 36-58513-00 KHM313AAA LOADER RYD-313AH 37-00313-01 METAL PARTS 67-042001-0 Fascia 6063 T5 C AH:1 67-042011-0 Fascia 6063 T5 CT:1 67-042002-0...
  • Page 73 90-001001-0 Polybag C320BEE 90-009001-1 Manu Polybag T562 240X370 90-001013-0 AC Cord Polybag 105×280mm 90-009002-1 Non-Woven Cloth H=80, W=100, L=435 94-042001-0 Serial No. Label 53×10mm Barcode Label C version, 117×155mm 94-042002-0 Barcode Label AH version, 117×155mm 94-042003-0 94-042005-0 Barcode Label CT version, 117×155mm Barcode Label AHT version, 117×155mm 94-042006-0...

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