Sanyo PLV-Z1 Service Manual
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Sanyo PLV-Z1 Service Manual

Sanyo PLV-Z1 Service Manual

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SERVICE MANUAL
TECHNICAL SPECIFICATIONS ------------------------------------------------------------- 2
SAFETY INSTRUCTIONS --------------------------------------------------------------------- 3
LAMP REPLACEMENT -------------------------------------------------------------------- 4 - 5
INDICATORS AND PROJECTOR CONDITION ----------------------------------------- 6
TEMP. INDICATOR AND CLEANING ------------------------------------------------------ 7
DIMENSIONS ------------------------------------------------------------------------------------ 8
PROTECTIONS ---------------------------------------------------------------------------------- 9
MECHANICAL DISASSEMBLIES --------------------------------------------------- 10 - 14
OPTICAL PARTS DISASSEMBLIES ----------------------------------------------- 15 - 18
OPTICAL ADJUSTMENT--------------------------------------------------------------- 19 - 20
ELECTRICAL ADJUSTMENT --------------------------------------------------------- 21 - 24
OPTION RESISTORS ------------------------------------------------------------------------- 25
CIRCUIT BLOCK DIAGRAM ---------------------------------------------------------------- 25
POWER SUPPLY LINES -------------------------------------------------------------------- 26
POWER SOURCE LINES (IC) ------------------------------------------------------------- 27
ELECTRICAL PARTS LIST ------------------------------------------------------------ 28 - 46
PIN DESCRIPTION OF DIODE, TRANSISTOR AND IC ---------------------------- 51
SCHEMATIC DIAGRAMS ------------------------------------------------------------- A1 - A6
PRINTED WIRING BOARD DIAGRAMS ------------------------------------------------ B1
PRODUCT CODE
1 122 115 00 PLV-Z1 (M4JA)
1 122 116 00 PLV-Z1 (P4JA)
1 122 116 02 PLV-Z1 (P4JC)
Multimedia Projector
CONTENTS
FILE NO.
Model No. PLV-Z1
(U.S.A., Canada, Europe
Asia, Africa, U.K. )
ORIGINAL VERSION
Chassis No. M4J-Z100
(PLV-Z1)
NOTE: Match the Chassis No. on the
unit's back cover with the Chassis
No. in the Service Manual.
If the Original Version Service
Manual Chassis No. does not
match the unit's, additional
Service Literature is required. You
must refer to "Notices" to the
Original Service Manual prior to
servicing the unit.
Pages
REFERENCE NO.
SM5110416-00

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  • Page 1: Table Of Contents

    PIN DESCRIPTION OF DIODE, TRANSISTOR AND IC ---------------------------- 51 SCHEMATIC DIAGRAMS ------------------------------------------------------------- A1 - A6 PRINTED WIRING BOARD DIAGRAMS ------------------------------------------------ B1 PRODUCT CODE 1 122 115 00 PLV-Z1 (M4JA) SM5110416-00 REFERENCE NO. 1 122 116 00 PLV-Z1 (P4JA) 1 122 116 02 PLV-Z1 (P4JC)

  • Page 2: Technical Specifications

    ■ Technical Specifications Technical Specifications Projector Type Multi-media Projector Dimensions 13.11" x 4.27" x 9.70" (333mm x 108.5mm x 246.5mm) (not including Adjustable Feet) (W x H x D) Net Weight 7.5lbs (3.4 kg) LCD Panel System 0.7" Wide TFT Active Matrix type, 3 panels Panel Resolution 964 x 544 dots Number of Pixels...

  • Page 3: Safety Instructions

    ■ Safety Instructions ■ SAFETY PRECAUTIONS WARNING: The chassis of this projector is isolated (COLD) from AC line by using the converter transformer. Primary side of the converter and lamp power supply unit circuit is connected to the AC line and it is hot, which hot circuit is iden- tified with the line ( ) in the schematic diagram.

  • Page 4: Lamp Replacement

    Replacement Lamp can be ordered through your dealer. When ordering a Projection Lamp, give the following information to the dealer. ● Model No. of your projector PLV-Z1 / PLV-Z1BL ● Replacement Lamp Type No. POA-LMP54 (Service Parts No. 610 302 5933)

  • Page 5: Lamp Replacement

    ■ Lamp Replacement ■ Lamp Replacement Counter Be sure to reset the Lamp Replace Counter after the Lamp assembly is replaced. After the Lamp Replace Counter is reset, the LAMP REPLACE indicator stops lighting. Turn on the projector and press the MENU button. The main Setting menu menu appears.

  • Page 6: Indicators And Projector Condition

    ■ Indicators and Projector Condition ■ Indicators and Projector Condition Check the Indicators for projector condition. Indicator Projector Condition The projector is OFF. LAMP Red Light The projector is ON. Dim Light The MAIN ON/OFF switch is off or AC Power Cord is disconnected. The projector is READY to be turned on.

  • Page 7: Temp. Indicator And Cleaning

    ■ Temp. Indicator and Cleaning ■ Warning Temp. Indicator The WARNING TEMP. indicator flashes red when an internal temperature of the projector exceeds the normal temperature. The indicator stops flashing when the temperature of the projector returns to normal. When the WARNING TEMP. indicator continues to flash, check the items listed below. Ventilation slots of the projector may be blocked.

  • Page 8: Dimensions

    ■ Dimensions ■ Dimensions Unit : inch (mm) 13.11 (333) 11.8˚ (Max.) WARNING ARNING READY TEMP TEMP. LAMP LAMP LAMP LAMP REPLACE ON-OFF ON-OFF 9.70 (246.5) MENU INPUT SELECT SELECT 4.27 (108.5)

  • Page 9: Protections

    ■ Protections This projector is equipped with the following protections to operate in safety. If the abnormality occurs inside the projector, it will turn off the projector by operating one of the following protections. ■ FUSE FOR CIRCUIT PROTECTION The fuse is located on the ass'y-filter. When either the LAMP indicator or the READY indicator is not illuminated, Ass’y Filter fuse may be opened.

  • Page 10: Mechanical Disassemblies

    ■ Mechanical Disassemblies CABINET - TOP REMOVAL Cabinet Top 1. Remove six screws to take the Cabinet Top upward off. Fig. 1 MAIN BOARD AND THERMAL BARRIER PLATE REMOVAL Main Board 1. Remove six screws to take the Main Board upward off.
  • Page 11 ■ Mechanical Disassemblies 4. DOOR REMOVAL Door 1. Remove two screws to take the Door off. Fig. 4 5. DOOR LEG AND DOOR SWITCH BOARD REMOVAL 1. Remove the screw to take each leg off. Door Switch Board 2. Pull the Door Switch Board out. Door Door Leg Fig.
  • Page 12 ■ Mechanical Disassemblies 7. LAMP BALLAST UNIT REMOVAL Lamp Ballast Cover 1. Remove four screws to take the Lamp Ballast Cover upward off. 2. Remove the screw to disconnect the Lamp Ballast Socket. 3. Remove five screws to take the Lamp Ballast Unit off. Lamp Ballast Unit Fig.
  • Page 13 ■ Mechanical Disassemblies 9. OPTICAL UNIT, LAMP ASS’Y, AND FAN REMOVAL 1. Remove the screw to take the Lamp Cover and the Lamp Ass’s off. Optical Unit 2. Remove six screws to take the Optical Unit upward off. 3. Remove three screws to take the Fan (FAN905) off.
  • Page 14 ■ Mechanical Disassemblies 11. FANS REMOVAL Fan Cover 1. Remove seven screws to take the Fan Cover and Fan (FN902) off. 2. Remove two screws to take the Fian (FN901) off. FAN902 FAN901 Fig. 11 -14-...

  • Page 15: Optical Parts Disassemblies

    ■ Optical Parts Disassemblies Before Taking this procedure, remove Cabinet Top and Main board following to the “Mechanical Disassemblies”. Disassembly requires a 2.0mm hex wrench and a screwdriver. PROJECTION LENS REMOVAL 1. Remove the Cabinet Front following to “CABINET - Cushion Ring FRONT REMOVAL”...
  • Page 16 ■ Optical Parts Disassemblies RELAY LENS REMOVAL Relay Lens Relay Lens Ass’y 1. Remove two screws and pull the Relay Lens Ass’y upward. 2. Remove two screws to take the Lens off from the Holder. Fig. 3 POLARIZED GLASS-IN REMOVAL 1.
  • Page 17 ■ Optical Parts Disassemblies POLARIZED GLASS-OUT REMOVAL 1. Remove four screw and take the LCD Panel/Prism Ass’y upward from the Optical Unit. LCD Panel/Prism Ass’y 2. Remove each screw B and take the glass off upward. Note: Note 2 Do not replace the LCD panel separately otherwise it can not obtain proper picture Polarized Should be replaced the glass as the film attached...

  • Page 18: Optical Parts Disassemblies

    ■ Optical Parts Disassemblies LOCATIONS IN OPTICAL UNIT When mounting or assembling the optical parts in the optical unit, the parts must be mounted specified location as shown in figure below. Key No. Description Mirror (B) X2 Optical Filter (UV Cut) Condenser Lens (B) Condenser Lens (G) Condenser Lens (R)

  • Page 19: Optical Adjustment

    ■ Optical Adjustment Before taking optical adjustments below, remove the Cabinet Top and Main Board following to the “Mechanical Disassemblies” Adjustments require a 2.0mm hex wrench and a slot screwdriver. When you adjust Integrator lens or Relay lens adjustment, you need to disconnect some connectors and FPC cables of LCD panels on the main board. Note: 1.
  • Page 20 ■ Optical Adjustment INTEGRATOR ADJUSTMENT 1. Turn the projector on by a state of without FPC cables. 2. Project all of lights on the screen. 3. Adjust the adjustment base of integrator lens ass’y to make color uniformity in white. Fig.

  • Page 21: Electrical Adjustment

    ■ Electrical Adjustment ■ SERVICE ADJUSTMENT MENU OPERATION ■ To enter service mode Normal Mode Service Mode To enter service mode press the "MENU" and "IINPUT" "MENU" "INPUT" Service Mode buttons on the projector simultaneously and hold for 2 Computer seconds.
  • Page 22 ■ Adjustment ■ SERVICE MODE ADJUSTMENT MENU Adjustment Item Adjustment Mode Item-no. Component Not designated ● 1. PSIG adjustment ● 1. PSIG adjustment ● 2. Signal center DC adjustment-Red ● 2. Signal center DC adjustment-Green ● 2. Signal center DC adjustment-Blue ●...

  • Page 23: Electrical Adjustments

    ■ Adjustment ■ ELECTRICAL ADJUSTMENTS 1. PSIG Adjustments 3. Contrast Adjustments Equipment Oscilloscope Equipment Oscilloscope Test Point TP-G1 Input Signal 16 step gray scale signal Input mode Computer Enter the Service mode. Input Signal 16 step gray scale signal “A” Adjust below level in each test point to be minimum Enter the Service mode.

  • Page 24: Color Shading Correction

    ■ Adjustment 4. Signal Amplitude Adjustments 7. White Balance Adjustments Equipment Oscilloscope Input Signal 16 step gray scale signal Input Signal 16 step gray scale signal Enter the Service mode. Adjust each value of below item to be good white balance Enter the Service mode.
  • Page 25 ■ Adjustment 4. Signal Amplitude Adjustments 7. White Balance Adjustments Equipment Oscilloscope Input Signal 16 step gray scale signal Input Signal 16 step gray scale signal Enter the Service mode. Adjust each value of below item to be good white balance Enter the Service mode.

  • Page 26: Option Resistors

    ■ Option Resistors This model is decided the Option Resisters on the main board as shown below list. Note: If these resistors are not proper, the set does not operate correctly. Refer to the parts list for order. Location Value R1863 / R1864 0Ω...

  • Page 27: Power Supply Lines

    ■ Power Supply Lines Filter Unit AC In Interlock Thermal Power Unit SW601 F601 L601/2 Switch Switch AC SW Fuse Line Filter SW902 SW904 D7789 Main Unit IC7821 FAN 1 D7791 Lamp Ballast K56N IC7831 FAN 2 Voltage D7793 IC7841 FAN 3 15.5V D7796...

  • Page 28: Power Source Lines (Ic)

    ■ Power Source Lines (IC) AC In Filter Unit Power Unit Lamp Ballast AV Unit Fans Panel K56N IC2031 IC1051 IC5201 Fan Control EL901 EL902 EL903 IC7821/7831 33,36 15.5V IC7841/7851 IC7861 ANLG K56M Main Unit ANLG IC5341 15.5V IC5351 IC6201 IC6221 IC6241 IC6361...

  • Page 29: Electrical Parts List

    ■ Electrical Parts List Product safety should be considered when a component replacement is made in any area of a projector. Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety. It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark.
  • Page 30 Electrical Parts List Key No. Part No. Description Key No. Part No. Description OUT OF CIRCUIT BOARD 405 163 1602 TR 2SC2812N-L6-TB0 405 163 1701 TR 2SC2812N-L7-TB0 LP900 610 302 5933 COMPL,OPTICAL LAMP-M4JA Q1027 405 014 4509 TR 2SC2412K T146 R L901 645 040 2593 CORE,FERRITE...
  • Page 31 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 015 8704 TR 2SC2812-L6-TB 403 373 7704 ELECT 100U M 6.3V 405 015 8902 TR 2SC2812-L7-TB C2084 403 164 0204 CERAMIC 0.1U Z 405 163 1602 TR 2SC2812N-L6-TB0 C2086 403 304 3300...
  • Page 32 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R2017 401 105 0504 MT-GLAZE 1K JA 1/16W R5277 401 105 2805 MT-GLAZE 2.2K JA 1/16W R2021 401 260 4102 MT-GLAZE 75 JA 1/3W R5278 401 105 0306 MT-GLAZE 10 JA 1/16W R2023...
  • Page 33 Electrical Parts List Key No. Part No. Description Key No. Part No. Description MISCELLANEOUS R2875 401 105 7909 MT-GLAZE 0.000 ZA 1/16W K10A 645 009 8093 SOCKET,D-SUB 15P R2876 401 105 5301 MT-GLAZE 4.7K JA 1/16W K20A 645 055 5664 JACK,RCA-3 R2877 401 105 7909...
  • Page 34 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 163 1701 TR 2SC2812N-L7-TB0 405 014 4608 TR 2SC2412K T146 S Q1543 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812-L6-TB 405 014 4608 TR 2SC2412K T146 S 405 015 8902 TR 2SC2812-L7-TB...
  • Page 35 Electrical Parts List Key No. Part No. Description Key No. Part No. Description Q6323 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812-L6-TB 405 014 4608 TR 2SC2412K T146 S 405 015 8902 TR 2SC2812-L7-TB 405 015 8704 TR 2SC2812-L6-TB 405 163 1602 TR 2SC2812N-L6-TB0...
  • Page 36 Electrical Parts List Key No. Part No. Description Key No. Part No. Description Q8862 405 014 4509 TR 2SC2412K T146 R IC5641 409 416 6406 IC BA033FP-E2 405 014 4608 TR 2SC2412K T146 S IC5642 409 534 1703 IC SI-3025LSA-TL 405 015 8704 TR 2SC2812-L6-TB IC5651...
  • Page 37 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C129 403 205 2808 CERAMIC 0.047U K C307 403 164 0204 CERAMIC 0.1U Z C1301 403 164 0204 CERAMIC 0.1U Z C309 403 164 0204 CERAMIC 0.1U Z C1302 403 265 3302 CERAMIC...
  • Page 38 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C422 403 283 6309 CERAMIC 1U Z C5346 403 162 6208 ELECT 1U M C4501 403 229 3508 ELECT 100U M C5347 403 162 6604 ELECT 2.2U M 403 335 0408 ELECT 100U M...
  • Page 39 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C5661 403 164 0204 CERAMIC 0.1U Z C6342 403 157 2901 CERAMIC 47P J C5663 403 322 7809 ELECT 220U M 6.3V C6343 403 162 5300 ELECT 4.7U M 403 349 4706 ELECT...
  • Page 40 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C7887 403 229 3508 ELECT 100U M 645 037 0823 R-NETWORK 22X4 1/32W 403 335 0408 ELECT 100U M RB307 645 034 5050 R-NETWORK 22X4 1/32W C802 403 164 0204 CERAMIC 0.1U Z...
  • Page 41 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 645 037 0830 R-NETWORK 47X4 1/32W R124 401 105 0603 MT-GLAZE 10K JA 1/16W RB7291 645 036 0985 R-NETWORK 47X4 1/32W R128 401 105 7909 MT-GLAZE 0.000 ZA 1/16W 645 037 0830 R-NETWORK 47X4 1/32W R129...
  • Page 42 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R1522 401 105 0405 MT-GLAZE 100 JA 1/16W R2502 401 105 5301 MT-GLAZE 4.7K JA 1/16W R1538 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R2503 401 105 5301 MT-GLAZE 4.7K JA 1/16W R1541...
  • Page 43 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3566 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R428 401 105 2607 MT-GLAZE 22 JA 1/16W R3568 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R429 401 105 2607 MT-GLAZE 22 JA 1/16W R3569...
  • Page 44 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R472 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R539 401 105 0504 MT-GLAZE 1K JA 1/16W R473 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R5391 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R474...
  • Page 45 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R6212 401 105 5905 MT-GLAZE 560 JA 1/16W R6367 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R6213 401 105 5905 MT-GLAZE 560 JA 1/16W R6371 401 105 5400 MT-GLAZE 47K JA 1/16W R6214...

  • Page 46: Electrical Parts List

    Electrical Parts List Key No. Part No. Description Key No. Part No. Description R7801 401 105 0405 MT-GLAZE 100 JA 1/16W R808 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R7802 401 105 0405 MT-GLAZE 100 JA 1/16W R8201 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R7809...
  • Page 47 Electrical Parts List Key No. Part No. Description Key No. Part No. Description L531 645 020 1776 INDUCTOR,3.3U M D7889 407 149 0807 DIODE 1SS355-TE-17 L532 645 020 1776 INDUCTOR,3.3U M D7891 407 149 0807 DIODE 1SS355-TE-17 L5341 401 105 7909 MT-GLAZE 0.000 ZA 1/16W D7892...

  • Page 48: Mechanical (Optical) Parts List & Accessories

    ■ Mechanical (Optical) Parts List & Accessories -47-...

  • Page 49: Cabinet Parts

    610 298 8567 SPACER LEG-MA8B 645 056 0477 DICHROIC MIRROR (R) 610 302 7647 STOPPER LID-M4JA 610 302 5896 ASSY,LCD PNL/PSM L-M4JA 645 038 3601 BADGE,SANYO*26.2X5.7L26.0 69-a 645 056 0590 POLARIZED GLASS(OUT/R)0.7 69-b 645 056 0606 POLARIZED GLASS(OUT/G)0.7 CHASSIS PARTS 69-c 645 056 0613 POLARIZED GLASS(OUT/B)0.7...

  • Page 50: Mechanical (Optical) Parts List & Accessories

    Mechanical (Optical) Parts List & Accessories -49-...
  • Page 51 Mechanical (Optical) Parts List & Accessories 64 (R) 65(G) 66(B) 69a (R) 69b(G) 69c(B) CAUTION Part must be placed in specified direction when replacing the optical parts. Please see “Optical Parts Disassemblies” for further instructions. -50-...

  • Page 52: Pin Description Of Diode, Transistor And Ic

    ■ Pin Description of Diode, Transistor and IC ● Diode K: Cathode A: Anode ● Transistor/FET C: Collector D: Drain B: Base G: Gate Index E: Emitter S: Source C1 C2 C1 C2 ● IC (GND) RESET (IN) (OUT) Index Index Index Index...
  • Page 53 NOV / 2002 Printed in Japan SANYO Electric Co., Ltd.

  • Page 54: Schematic Diagrams

    ■ Schematic Diagrams (0.7 WSVGA) K8811 K28D ASSY,PWB,FILTER J10EZ030G C2803 A2801 J10EG040G R2801 C2801 10KZ1U 6.3KZ 1/16GJ U22B0030G 47ME AC CORD J10EG NT2801 GQFZ K601 040G J11B5760N J10EZ AC100-120V R8851 NT2802 030G SW8801 VOUT AC200-240V (LIVE) SW601 SW902 NT2803 L901 THERMOSTAT S10B5980N R2802...
  • Page 55 ANLG C5273 L5271 10KZ1U GQFY 1/8GJ18 L1002 1/10GZ0.0 C1004 C1003 L1003 C1002 ANLG 25KZ0.1 1/10GZ0.0 25KZ0.1 ANLG_AV GQFY GQFY C5272 C5271 6.3EM 10KZ1U C5277 47WM GQFY 10KZ1U L5272 GQFY IC5201 1/8GZ000 Q1007 C7274 R1006 D1001 AN5870SBG 10KZ1U L1001 1/16GJ47C C5201 C5276 GQFY Z30B0120G...
  • Page 56 C181 6.3EM 47WM C148 C142 25KZ0.1GQFZ 16KZ 0.22GQF C146 3.3V 16KZ C143 10UL L121 KK1500 L2PD 3.3V 3R3MG C147 TP139 C144 L182 25KK C182 CJ390 L2PD R152 R154 0.047GQ C183 R158 C149 6.3EM 2R2MG 1/16GJ 25KZ0.1GQFZ (WM:F1) TPV101 R101 R151 C102 C139 Q151...
  • Page 57 L1301 3.3V C1302 1/8GJ39 CJ680CGQ 3.3V 3.3V C1802 C1301 25KZ 25KZ 0.1GQFZ L1302 GQFZ 1/8GZ000 R371 C1801 IC1802 (IC301 135P) (IC301 44PIN) R372 X1301 IC1801 TC7W32FU C1306 V10B5120G C1304 TC7SH04FUP: TP802 TP801 R373 IC1301 R1301 SN74AHC1G04HDCKR 3.3V J30A 00102 PTSTEN ICS512MTP POWER_FAIL (IC301 133P)
  • Page 58 C4501 R4503 16EM100D :16EM100F1 15.5V R4502 L4501 K25B 1/8GZ000 L2A7 DBB0 3R3MG 15.5V DBB1 2.5V RB413 R501 D4501 J11EA361G Sample & Hold R1EB2204G: 1/16GJ 1SS355 DBB2 4.7KC R1JA2204G C403 6.3EM REF_B N.C. DBB3 C501 220WM R516 R502 :6.3EM 1/16GJ 1/16GJ 25KZ0.1 DBB4 220F1...
  • Page 59 POWER_FAIL R5607 DOOR SENSOR 1GJ33 IC5601 D5601 1SS355 L78M12TP 15.5V TEMP SENSOR J10EZ030G R5608 LED&POWER C5604 C5606 C5603 C5607 K8E1 K8E2 16EM100D 25KZ :16EM100F1 25KZ 0.1GQFZ 0.1GQFZ J10ES066G IC5631 J10ES096G R8872 R8873 1/16GJ10C 1/16GZ0C PQ2TZ15P D8866 ;PQ025EZ01ZPP K8G2 K8G3 K8G4 K8G5 K8G7 K8G8...

  • Page 60: Printed Wiring Board Diagrams

    ■ Printed Wiring Board Diagrams LAMP BALLAST POWER Unit (0.7 WSVGA) MC101 CN202 Main Board (SIDE:A) R/C Unit LED Unit POWER Unit AV Board (SIDE:B) AV Board (SIDE:A) K28D K28G FN901 CN201 SENSOR Unit Main Unit Main Unit K88A K48K K50A K50B SOLDER_SIDE...

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