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Panasonic PT56DLX75 - 56" DLP TV, Manual, Page: 61 / 107

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Panasonic PT56DLX75 - 56

-15-

After servicing, make sure that all wires, leads, and clampers are placed in their original position. It is important for the best 
operation of the unit.
Note:  Use extreme care especially for the following.         

Rear Shield Case

Fan 1

Clamper

Clampers

Clampers

GND Wire

GND Plate

20-pin Cable

<With Rear Shield Case and Fan 1 removed>

Clampers

PL3 (From Color Wheel)

PL2 (From Color Wheel C.B.A.)

PL4 
(From 
Base 
C.B.A.)

PA1 
(From Fan 3)

PL5 
(From 
Main 
C.B.A.)

PL1 (20-pin Cable)
(From Main C.B.A.)

Fig. 9-3

Summary of Contents for PT56DLX75 - 56" DLP TV

Page 1: ...ORDER NO MKE0508855C1 Multi Media Display PT 56DLX75 PT 61DLX75 SPECIFICATIONS 1 ...

Page 2: ...Shikoku Electronics Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law 1 SAFETY PRECAUTIONS 1 1 GENERAL GUIDELINES 1 For continued safety no modification of any circuit should be 2 ...

Page 3: ...ds Caution Use a separate Isolation Transformer for this unit when servicing 1 2 LEAKAGE CURRENT COLD CHECK 1 Unplug the AC cord and connect a jumper between the two prongs on the plug 2 For physically operated power switches turn power on Otherwise skip step 2 3 Measure the resistance value with an ohmmeter between the jumpered AC plug and each exposed metallic cabinet part on the receiver such a...

Page 4: ...ot exceed 1 2 mA In case a measurement is outside of the limits specified there is a possibility of shock hazard and the receiver should be repaired and rechecked before it is returned to the customer Figure 1 1 4 UV PRECAUTION 1 Be sure to disconnect the AC Plug when replacing the lamp 2 Since the lamp reaches a very high temperature during its operation wait until it has completely cooled off wh...

Page 5: ...nductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistorsandsemiconductor chip components The following techniques should be used to help reduce the incidence of component damage caused by electro static discharge ESD 1 Im...

Page 6: ...vice from its protective package until immediately before you are ready to install it Most replacement ES devices are packaged with leads electrically shorted together by conductive foam aluminum foil or comparableconductivematerial 7 Immediately before removing the protective material from the leads of a replacement ES device touch the protective material to the chassis or circuit assembly into w...

Page 7: ...OTING HINTS 8 1 TROUBLESHOOTING HINTS FOR BLOCK LEVEL REPAIR 9 BLOCK DIAGRAMS 10 SCHEMATIC DIAGRAMS 10 1 SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES 10 2 INTERCONNECTION SCHEMATIC DIAGRAM 10 3 FRONT JACK CIRCUIT BOARD FJ SCHEMATIC DIAGRAM 10 4 OPERATION SCHEMATIC DIAGRAMS 10 5 VOLTAGE CHART 11 CIRCUIT BOARD LAYOUT 11 1 FRONT JACK CIRCUIT BOARD FJ C B A 7 ...

Page 8: ...11 2 OPERATION C B A 12 EXPLODED VIEWS 12 1 MAIN PARTS SECTION 8 ...

Page 9: ...12 2 FRONT AND BASE SECTION 9 ...

Page 10: ...12 3 DISPLAY SECTION 10 ...

Page 11: ...11 ...

Page 12: ...12 4 SCREEN SECTION 12 ...

Page 13: ...13 ...

Page 14: ...12 5 OPTICAL BLOCK SECTION 14 ...

Page 15: ...12 6 TV UNIT SECTION 15 ...

Page 16: ...12 7 PACKING PARTS AND ACCESSORIES SECTION 16 ...

Page 17: ...EMENT PARTS LIST BEFORE REPLACING PARTS READ THE FOLLOWING 13 1 REPLACEMENT NOTES 13 1 1 General Notes 1 Use only original replacement parts To maintain original function and reliability of repaired units use 17 ...

Page 18: ...ding to the parts list 5 Parts different in shape or size may be used However only interchangeable parts will be supplied as service replacement parts 6 Definition of Parts supplier A Parts with mark PSEC in the Remarks column are supplied from PSEC B Parts without mark in the Remarks column are supplied from PASC NPC 7 Item numbers with capital letter E Example E10 E20 in the Ref No column are sh...

Page 19: ...ssembly unit only Do not try to disassemble the Infrared Remote Control Unit 13 1 3 Electrical Replacement Notes 1 Unless otherwise specified All resistors are in K 1 000 M 1 000 k 2 Abbreviation RTL Retention Time Limited This indicates that the retention time is limited for this item After the discontinuation of this item in production it will no longer be available NR Non Repairable Board Ass y...

Page 20: ...SKC0008 LATCH 1 2 8 LSGH0055 FRONT JACK SHEET 2 9 LSYF0566 FRONT COVER UNIT A 1 9 LSYF0558 FRONT COVER UNIT B 1 10 LSJA0543 CONNECTOR CABLE W PLUG 2 11 LSKA0030 RUBBER FOOT 2 12 LSYF0563 OPTICAL COVER UNIT 2 13 LSYK1618 LAMP COVER UNIT 2 14 K1PB20A00021 20 PIN CABLE 1 6 15 LSMG0161 SPACER 2 16 LSMG0162 SPACER 2 17 LSYF0585 REAR COVER UNIT A 1 17 LSYF0571 REAR COVER UNIT B 1 18 LSMF0408 SHEET 2 19 ...

Page 21: ...TION SHEET 2 47 LSMB0314 POWER BUTTON SPRING 2 48 LSMF0419 SPACER 2 51 LSGY0276 ESCUTCHEON A 4 51 LSGY0279 ESCUTCHEON B 4 52 LSGP0502 LENTICULAR SCREEN A 4 52 LSGP0472 LENTICULAR SCREEN B 4 53 LSGP0501 FRESNEL LENS A 4 53 LSGP0469 FRESNEL LENS B 4 54 LSXA0685 SCREEN ANGLE H UNIT A 4 54 LSXA0717 SCREEN ANGLE H UNIT B 4 55 LSXA0684 SCREEN ANGLE V UNIT A 4 55 LSXA0718 SCREEN ANGLE V UNIT B 4 57 LSGV0...

Page 22: ...74 LSMA0844 MAIN TUNER BOARD MOUNT METAL 6 22 ...

Page 23: ... STYROFOAM A 7 103 LSPN0581 CUSHION TOP LEFT STYROFOAM B 7 104 LSPN0607 CUSHION TOP RIGHT STYROFOAM A 7 104 LSPN0582 CUSHION TOP RIGHT STYROFOAM B 7 105 LSPN0608 CUSHION BOTTOM LEFT STYROFOAM A 7 105 LSPN0583 CUSHION BOTTOM LEFT STYROFOAM B 7 106 LSPN0609 CUSHION BOTTOM RIGHT STYROFOAM A 7 106 LSPN0584 CUSHION BOTTOM RIGHT STYROFOAM B 7 108 LSPF0111 BAG POLYETHYLENE 7 109 EUR7627Z70 INFRARED REMOT...

Page 24: ...STEEL 2 482 XYN3 J8FJ SCREW W WASHER STEEL 1 489 XWA4BV SPRING WASHER STEEL 1 711 PNA4701M00HB INFRARED RECEIVER UNIT 6 750 VZFS0006 CLAMPER 1 2 6 E10 LSEP3172A MAIN C B A CIRCUIT BOARD DG 6 RTL E20 LSEP3174A BASE C B A CIRCUIT BOARD A 6 RTL E30 LSEP3171A POWER C B A CIRCUIT BOARD P 6 RTL E40 LSEP3154B REAR JACK C B A 6 RTL E50 LSEP3187A FRONT JACK C B A CIRCUIT BOARD FJ 6 RTL E60 LSEB3161A CARD C...

Page 25: ...RANSISTOR SI NPN CHIP Q3902 2SD1819A0L TRANSISTOR SI NPN CHIP or Q3902 B1ABCF000020 TRANSISTOR SI NPN CHIP DIODES Ref No Part No Part Name Description Remarks D3901 B0BD6R200004 DIODE ZENER CHIP 6 2V D3902 B3AAA0000538 LIGHT EMITTING DIODE RED D3903 B3AAA0000538 LIGHT EMITTING DIODE RED RESISTORS Ref No Part No Part Name Description Remarks R3904 ERJ3GEYJ101V MGF CHIP 1 16W 100 R3905 ERJ3GEYJ103V ...

Page 26: ...0062 CONNECTOR 12P P3903 K1KA05BA0061 CONNECTOR 5P JACKS Ref No Part No Part Name Description Remarks JK3901 K1FB115A0015 D SUB MINI JACK SOCKET JK3902 K1U412A00008 AUDIO VIDEO S VIDEO JACK SOCKET MISCELLANEOUS Ref No Part No Part Name Description Remarks 711 PNA4701M00HB INFRARED RECEIVER UNIT 13 4 2 OPERATION C B A TRANSISTORS Ref No Part No Part Name Description Remarks Q6701 2SB1218A0L TRANSIS...

Page 27: ...J181V MGF CHIP 1 16W 180 R6711 ERJ3GEYJ101V MGF CHIP 1 16W 100 R6712 ERJ3GEYJ103V MGF CHIP 1 16W 10K R6713 ERJ3GEYJ103V MGF CHIP 1 16W 10K PIN HEADERS Ref No Part No Part Name Description Remarks P6701 K1KA07BA0061 CONNECTOR 7P SWITCHES Ref No Part No Part Name Description Remarks SW6701 EVQ11G05R SWITCH PUSH SW6702 EVQ11G05R SWITCH PUSH SW6703 EVQ11G05R SWITCH PUSH SW6704 EVQ11G05R SWITCH PUSH SW...

Page 28: ...DS RECEIVER IC6011 MOTOR DRIVE IC6010 RESET DMD CONTROL MAIN VIDEO SIGNAL PROCESS FOR SCALER 720p CONVERTER FOR IP CONVERTER MULTI WINDOW 3DY C SEPARATION ETC TTL PARALLELTO LVDS SERIAL CONVERTER LVDS SERIALTO TTL PARALLEL CONVERTER 3DY C SEPARATION NTSC DECODER I P CONVERTER PICTURE CONTROL MULTIWINDOW PICTURE IN PICTURE SPLIT SCREEN SEARCH SCALER 720p CONVERTER OSD MIX IC8211 8216 8221 8240 ETC ...

Page 29: ...WER C B A CIRCUIT BOARD P BALLAST C B A STANDBY POWER CIRCUIT Q842 V REF 2 495V FEED BACK 3 1 2 T801 1 15 16 5 7 11 10 9 14 13 12 8 P803 1 P803 3 P802 22 26 P802 32 33 P802 18 19 P802 12 13 P802 4 P802 6 AC IN 3 7 2 6 9 L804 IC802 SWITCHING CONTROL 5 6 2 9 4 2 5 12V 30V 16V 16 V STBY 7V AC SW ON H AC STOP L LOW B SW ON H TV 5V 5V SW2911 COVER SW 12V 3 3V 2 5V 1 8 V TV 9V ATSC 12V 16V 16V RL802 R80...

Page 30: ...IDEO SIGNAL PROCESS 2D Y C SEPARATION NTSC DECODER A D 40 30 35 A D A D Y V PB C PR GC3FM_s GC3FS_s TP019 TP018 TP015 RGB Y CONVERT RGB PB CONVERT RGB PR CONVERT 74 76 78 80 83 84 85 86 88 93 IC4000 D A CONVERTER D A AUDIO DATA INTERFACE Y UV H SYNC V SYNC HDMI CLOCK 123 126 129 132 XOR MASK MODE CONTROL AUDIO DATA DECODER MAIN CLOCK GENERATOR YUV CONVERTER COLOR RANGE SCALING COLOR SPACE CONVERSI...

Page 31: ...31 51 52 V SYNC H SYNC IP CONVERTER PICTURE CONTROL MULTI WINDOW PICTURE IN PICTURE SPLIT SCREEN SEARCH SCALER 720p CONVERTER OSD MIX TTL PARALLEL TO LVDS SERIAL CONVERTER PLL VCC 9 26 34 44 3 3V 3 3V 1 3 9 15 29 35 41 43 49 55 75 81 VCC IC4264 64M MEMORY 64M MEMORY 3 3V 1 3 9 15 29 35 41 43 49 55 75 81 VCC H SYNC V SYNC CLOCK 75 26MHz MAIN VIDEO SIGNAL SUB VIDEO SIGNAL VIDEO SIGNAL MAIN SUB CARDY...

Page 32: ...L AH27 T26 D22 C21 B24 A25 D24 C23 B28 A29 C27 D28 B30 A31 C29 D30 D38 D40 E35 E33 E37 E39 G35 G33 G37 G39 H36 H34 K40 K38 K36 K34 B34 B36 D34 D36 Y24 W23 U21 V22 W25 Y26 U23 V24 Y30 W29 V28 U27 W31 Y32 V30 U29 U37 U39 T36 T34 T38 T40 P36 P34 P38 P40 N35 N33 L39 L37 L35 L33 W35 W37 U33 U35 AE3 AE4 AD1 AE2 AB2 AA4 AA2 AA3 V4 W1 V3 W2 U3 U4 T3 T4 P3 P2 N1 P4 M2 N4 L2 M3 L1 M4 K2 L3 J1 L4 H1 K4 T1 T2...

Page 33: ...B PR SIGNAL IC8010 YUV CONVERTER 92 94 96 100 68 69 71 75 76 79 81 YUV SERATATION Y UV SYNC Y DATA 0 7 UV DATA 0 7 Y DATA 0 7 UV DATA 0 7 V SYNC H SYNC CLOCK Y UV SYNC 56 58 60 61 63 64 67 102 38 TP8072 IC8004 INVERTER IC8012 IC8005 13 4 11 9 5 5 1 6 8 10 12 1 2 3 27MHz OSC SPECTRUM SPLITTER X8001 14 3 3V 3 3V VCC VCC 7 84 83 118 119 87 54 52 105 117 27MHz CLOCK 116 49 1 2 4 195 175 142 143 166 16...

Page 34: ...T R AUDIO OUT L VDD VSS FROM TO DIGITAL TUNER BLOCK DIAGRAM SOUND PROCESS R CH SOUND PROCESS L CH HDMI AUDIO R TUNER AUDIO R TUNER AUDIO L AUDIO R AUDIO L FROM VIDEO I SIGNAL PATH BLOCK DIAGRAM JK4000 JK4001 HDMI AUDIO L IC3003 SOUND PROCESSOR IC3002 AUDIO SW AUDIO SW R CH TV HDMI DVI LINE 3 LINE 1 LINE 2 COMPONENT 1 COMPONENT 2 COMPONENT 1 TV HDMI DVI LINE 3 LINE 1 LINE 2 COMPONENT 1 COMPONENT 2 ...

Page 35: ...8 5V VCC 16 5V IC3002 AUDIO SW 32 33 I2C SERIAL CLOCK1 I2C SERIAL DATA1 VCC 9V VCC 9V 8 47 53 57 5 6 VCC AUDIO SW CONTROL2 H PHASE AUDIO BIAS 4 5V HDMI1 L HDMI2 H TO AUDIO BLOCK DIAGRAM AUDIO SW CONTROL1 LEVEL SHIFTER I2C DECODER 8 STBY 3 3V VCC STBY 3 3V VCC 3 3V 12V 8 IC6904 TEMP SENSOR IC6901 IC6903 COMPARATOR PHOTO SENSOR IC6006 BUFFER 2 1 SERIAL CLOCK4 SERIAL DATA4 VCC VCC VCC 3 3V 5V 5V V RE...

Page 36: ... D8200 Q8200 Q8203 IC8245 AGC IC8220 AGC VHF MIX VHF OSC IF AMP 2 3 7 8 4 14 15 30 29 58 59 1 2 115 114 1 5V VCC 10 5V VCC 8 5V VCC 1 5V VCC 1 53 10 9 11 6 12 8 9 10 30V 4 5V 7 5V 2 5V 18 IF SW DIGITAL L ANALOG H 20 62 63 IC8203 SW 2 1 4 IC8204 SW DIGITAL H ANALOG L DIGITAL L ANALOG H DIGITAL H ANALOG L DIGITAL L ANALOG H 2 1 4 9 13 8 12 106 108 94 91 92 93 AP FDC CONT D8203 D8204 SYNC AP IF AGC D...

Page 37: ...FACE A D A D 9 12 10 11 1 2 G20 H20 G22 J18 6 2 7 1 IC8232 SW 11 8 10 6 12 9 1 4 2 5 13 3 DT12 106 V SYNC DT12 88 93 95 96 P9005 SD CARD Y DATA 0 7 SD CARD DETECT L SD WRITE PROTECT L SD CLOCK SD CARD DETECT L SD WRITE PROTECT L SD CLOCK SD DATA 0 3 UV DATA 0 7 DT10 8 11 DT10 3 DT10 12 DT10 7 P9003 8 11 P9003 3 P9003 12 P9003 7 DT12 97 100 102 105 DT12 107 H SYNC DT12 109 CLOCK DT12 80 OSD V SYNC ...

Page 38: ...OCK DIAGRAM OPTICAL BLOCK DIAGRAM SCREEN MIRROR PROJECTION LENS UNIT Reflector Mirror DMD DRIVE C B A CIRCUIT BOARD L DMD IC Color Wheel Unit LAMP Condenser Lens LA1 Lens LA2 Lens G13 Lens OPTICAL BLOCK UNIT OPTICAL CHASSIS UNIT R G B ...

Page 39: ...IAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT 1 FRONT JACK C B A CIRCUIT BOARD FJ LSEP3187A SUFFIX VERSION NUMBER 2 B E C B E C D3901 D4801 D4802 R3914 L3901 L3902 L3903 L4801 L4802 D3913 D3912 D3911 L3909 R3906 R3910 L3908 L3907 L3906 L3905 L3904 R3901 R3...

Page 40: ...P6708 TP6703 TP6702 TP6709 TP6704 TP6706 TP6713 TP6711 TP6710 TP6701 TP6712 TP6707 SW6701 SW6702 SW6703 SW6704 SW6705 SW6706 SW6707 CH UP CH DOWN VOL UP VOL DOWN SW6708 D6701 P6701 TV VIDEO OK MENU POWER R G 7 1 NOTE CIRCUIT BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED PLEASE REFER TO THE SCHEMATIC DIAGRAM AND PARTS LIST FOR PROPER PARTS CONTENT OPERATION C B A LSEP3156A ...

Page 41: ...1 Indication for Zener Voltage of Zener Diodes The Zener Voltages of Zener Diodes are indicated as such on Schematic Diagrams Example 6 2V Zener Voltage 2 How to identify Connectors Each connector is labeled with a Connector No and Pin No Indicating what it is connected to its counterpart Use the interconnection schematic diagram to find the connection between associated connectors Example The con...

Page 42: ...S VIDEO IN 2 AUDIO IN 1 R CH AUDIO IN 1 L CH VIDEO IN 1 S VIDEO IN 1 COMPONENT AUDIO IN 1 L CH COMPONENT AUDIO IN 1 R CH COMPONENT AUDIO IN 2 L CH COMPONENT AUDIO IN 2 R CH COMPONENT IN 1 Y PB PR COMPONENT IN 2 Y PB PR 14 89 94 90 97 96 88 PL4 PA7 10 Pins 6 Pins 4 Pins DT07 USED FOR PROGRAM WRITING COVER SWITCH C B A PA5 P2912 4 Pins P2912 2 Pins 2 Pins 3 Pins FAN 3 PA1 PA9 PA10 PA13 AUDIO IN 3 R ...

Page 43: ...00 D3901 B0BD6R200002 D3902 LAMP TEMP B3AAA0000538 D3903 B3AAA0000538 PNA4701M00HB INFRARED RECEIVER UNIT U3901 VOUT GND VCC GND LAMP LED TEMP LED IR IN STBY 3 3V RGB R GND RGB G GND RGB B GND RGH H GND RGB V GND RGB IN TO BASE C B A PA10 TO BASE C B A PA12 TO BASE C B A PA9 Y C AUDIO IN3 L AUDIO IN3 R VIDEO IN3 P3902 1 2 3 4 5 6 7 8 9 10 11 12 JK3902 C G C Y Y G G G V SW V V G L L G R R G L3901 L...

Page 44: ...10K R6712 10K R6709 10K R6713 Q6702 2SB1218A0L 2SB1218A0L Q6701 SW6701 EVQ11G05R SW6704 EVQ11G05R SW6702 EVQ11G05R R6710 180 R6711 100 P6701 7 GND 6 STBY 3 3V 5 P_LED_G 4 P_LED_R 3 KEY_IN2 2 KEY_IN1 1 KEY_IN0 PT R6701 SW6706 EVQ11G05R SW6707 EVQ11G05R SW6708 EVQ11G05R SW6705 EVQ11G05R SW6703 EVQ11G05R 1200 R6702 1500 R6703 2700 R6704 5600 R6705 18K R6706 1200 R6707 TP6701 TP6702 TP6703 TP6704 TP67...

Page 45: ...O IN 2 S VIDEO IN 2 AUDIO IN 1 R CH AUDIO IN 1 L CH VIDEO IN 1 S VIDEO IN 1 COMPONENT AUDIO IN 1 L CH COMPONENT AUDIO IN 1 R CH COMPONENT AUDIO IN 2 L CH COMPONENT AUDIO IN 2 R CH COMPONENT IN 1 Y PB PR COMPONENT IN 2 Y PB PR 14 89 94 90 97 96 88 PL4 PA7 10 Pins 6 Pins 4 Pins DT07 USED FOR PROGRAM WRITING COVER SWITCH C B A PA5 P2912 4 Pins P2912 2 Pins 2 Pins 3 Pins FAN 3 PA1 PA9 PA10 PA13 AUDIO ...

Page 46: ...O IN 2 S VIDEO IN 2 AUDIO IN 1 R CH AUDIO IN 1 L CH VIDEO IN 1 S VIDEO IN 1 COMPONENT AUDIO IN 1 L CH COMPONENT AUDIO IN 1 R CH COMPONENT AUDIO IN 2 L CH COMPONENT AUDIO IN 2 R CH COMPONENT IN 1 Y PB PR COMPONENT IN 2 Y PB PR 14 89 94 90 97 96 88 PL4 PA7 10 Pins 6 Pins 4 Pins DT07 USED FOR PROGRAM WRITING COVER SWITCH C B A PA5 P2912 4 Pins P2912 2 Pins 2 Pins 3 Pins FAN 3 PA1 PA9 PA10 PA13 AUDIO ...

Page 47: ... 6 3V R3904 100 D3901 B0BD6R200002 D3902 LAMP TEMP B3AAA0000538 D3903 B3AAA0000538 PNA4701M00HB INFRARED RECEIVER UNIT U3901 VOUT GND VCC GND LAMP LED TEMP LED IR IN STBY 3 3V RGB R GND RGB G GND RGB B GND RGH H GND RGB V GND RGB IN TO BASE C B A PA10 TO BASE C B A PA12 TO BASE C B A PA9 Y C AUDIO IN3 L AUDIO IN3 R VIDEO IN3 P3902 1 2 3 4 5 6 7 8 9 10 11 12 JK3902 C G C Y Y G G G V SW V V G L L G ...

Page 48: ... 6 3V R3904 100 D3901 B0BD6R200002 D3902 LAMP TEMP B3AAA0000538 D3903 B3AAA0000538 PNA4701M00HB INFRARED RECEIVER UNIT U3901 VOUT GND VCC GND LAMP LED TEMP LED IR IN STBY 3 3V RGB R GND RGB G GND RGB B GND RGH H GND RGB V GND RGB IN TO BASE C B A PA10 TO BASE C B A PA12 TO BASE C B A PA9 Y C AUDIO IN3 L AUDIO IN3 R VIDEO IN3 P3902 1 2 3 4 5 6 7 8 9 10 11 12 JK3902 C G C Y Y G G G V SW V V G L L G ...

Page 49: ...708 10K R6712 10K R6709 10K R6713 Q6702 2SB1218A0L 2SB1218A0L Q6701 SW6701 EVQ11G05R SW6704 EVQ11G05R SW6702 EVQ11G05R R6710 180 R6711 100 P6701 7 GND 6 STBY 3 3V 5 P_LED_G 4 P_LED_R 3 KEY_IN2 2 KEY_IN1 1 KEY_IN0 PT R6701 SW6706 EVQ11G05R SW6707 EVQ11G05R SW6708 EVQ11G05R SW6705 EVQ11G05R SW6703 EVQ11G05R 1200 R6702 1500 R6703 2700 R6704 5600 R6705 18K R6706 1200 R6707 TP6701 TP6702 TP6703 TP6704 ...

Page 50: ...708 10K R6712 10K R6709 10K R6713 Q6702 2SB1218A0L 2SB1218A0L Q6701 SW6701 EVQ11G05R SW6704 EVQ11G05R SW6702 EVQ11G05R R6710 180 R6711 100 P6701 7 GND 6 STBY 3 3V 5 P_LED_G 4 P_LED_R 3 KEY_IN2 2 KEY_IN1 1 KEY_IN0 PT R6701 SW6706 EVQ11G05R SW6707 EVQ11G05R SW6708 EVQ11G05R SW6705 EVQ11G05R SW6703 EVQ11G05R 1200 R6702 1500 R6703 2700 R6704 5600 R6705 18K R6706 1200 R6707 TP6701 TP6702 TP6703 TP6704 ...

Page 51: ... NO VOLTAGE PIN NO VOLTAGE PIN NO VOLTAGE PIN NO VOLTAGE PIN NO VOLTAGE VOLTAGE CHART PT 56DLX75 PT 61DLX75 OPERATIONC B A Q6701 E 3 3 C 0 B 3 3 Q6702 E 3 3 C 3 2 B 2 6 TP6701 3 3 TP6702 3 3 TP6703 0 TP6704 3 3 TP6705 0 3 TP6706 3 3 TP6707 0 TP6708 3 3 TP6709 3 3 TP6710 3 3 TP6711 3 3 TP6712 3 3 TP6713 3 3 TP6714 0 TP6715 0 TP6716 0 FRONT JACK CIRCUIT BOARD FJ C B A Q3901 E 0 C 2 3 B 0 Q3902 E 0 C...

Page 52: ...ted SOS Error 1 6 9 data will be stored in the EEPROM 1 H10SOS2 AC ON OFF Power ON OFF H20FANST H30DT9V H40 3 3V H50GC4U H60CWSTP H80ASCRY 2 3 4 6 7 8 9 SOS2 Over Voltage flashes orange once every 5 seconds Fan1 Fan2 or Fan3 stopped Abnormal Voltage 9V line flashes orange twice every 5 seconds flashes orange 3 times every 5 seconds flashes orange 4 times every 5 seconds flashes orange 5 times ever...

Page 53: ...lock Unit Front View Rear View Rear Cover Rear Shield Plate Fan 1 Rear Jack C B A Power C B A Circuit Board P Main C B A Circuit Board DG Digital Tuner C B A Circuit Board DT TV Unit with Digital Tuner C B A Card C B A Base C B A Circuit Board A Front Jack C B A Circuit Board FJ Lamp Cover Front Cover Unit Operation C B A Optical Cover TEMP LED LAMP LED POWER LED ...

Page 54: ...ver Knob Screw Lamp REPLACEMENT OF LAMP Lamp Time Reset Procedure Be sure to reset the Lamp time to 0 after replacing with the new Lamp 1 Plug in the AC Cord and turn on the power by pressing the POWER button 2 Press and hold theVOLUME DOWN button on the unit and the SPLIT key on the remote together for over 5 seconds in power on condition When the reset is finished the display as shown in Fig 5 1...

Page 55: ...the two surfaces These surfaces must not be wiped with a cloth THE MIRROR Remove any dirt with an air blower or wipe with a clean soft dry cloth If wiped too forcefully the surface of the Mirror can be damaged If wiping with a clean dry cloth does not remove the dirt the Mirror must be replaced Fig 6 1 THE PROJECTION LENS Use lens cleaning paper and cleaner available at your local camera shop etc ...

Page 56: ...dex Delay adjustment or White Balance adjustment Digital Tuner C B A Circuit Board DT Ref No E10 How to copy data 1 Turn the power on 2 To enter Work Mode press and hold the VOLUME DOWN button on the unit and the RECALL key on the remote for more than 5 seconds in power on condition 3 To enter Factory Adjust Mode press and hold the VOLUME DOWN button on the unit and SWAP key on the remote for more...

Page 57: ...flash red Do not disconnect the AC Cord from the power outlet and do not open any circuit breakers while the cooling fan is operating HOT CIRCUIT Primary circuits exist on the Ballast C B A and the Power C B A Circuit Board P This circuit is identified as HOT on the C B A and in the Service Manual Use extreme care to prevent accidental shock when servicing MODEL NO IDENTIFICATION MARK Use the Mark...

Page 58: ...rvice Mode 1 4 2 Press the VOLUME UP DOWN key on the remote to change to the original value value A that was noted before removing the Main C B A or the TV Unit at the user s location Value A Changeable Service Mode 1 4 S E R V I C E M o d e 1 4 L A M P O P E R A T I O N T I M E C U R R E N T L A M P 2 0 0 0 h O S D D I S P O N L O N C O U N T 1 5 3 B K S V 4 8 B F 9 D 7 2 B 5 WHEN INSTALLING THE ...

Page 59: ...icing make sure that all wires leads and clampers are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following Fan 3 Fan 1 Fan 2 Rear Shield Plate TV Unit with Digital Tuner C B A AC Cord ...

Page 60: ... make sure that all wires leads and clampers are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following PDG3 From Operation C B A Speaker Connectors ...

Page 61: ...on of the unit Note Use extreme care especially for the following Rear Shield Case Fan 1 Clamper Clampers Clampers GND Wire GND Plate 20 pin Cable With Rear Shield Case and Fan 1 removed Clampers PL3 From Color Wheel PL2 From Color Wheel C B A PL4 From Base C B A PA1 From Fan 3 PL5 From Main C B A PL1 20 pin Cable From Main C B A Fig 9 3 ...

Page 62: ...h tab latch tab latch tab latch tab B2 From Base C B A Hook Hook After servicing make sure that all wires leads and clampers are placed in their original position It is important for the best operation of the unit Note Use extreme care especially for the following ...

Page 63: ... unit Note Use extreme care especially for the following Clampers P9003 Clampers Clampers PA10 From Front C B A PA5 From Thermostat Cover Switch C B A PA1 To Fan 3 PA2 From Fan 1 Fan 2 PA7 From DMD Drive C B A PA12 From Front C B A PA9 From Front C B A PA6 From Ballast C B A Clamper Clamper P3901 From Base C B A P3902 From Base C B A P3903 From Base C B A ...

Page 64: ...mbling perform the step s in the reverse order Bend route and dress the wires as they were originally Note a Place a cloth or some other soft material under the P C Boards and units to prevent damage b When reinstalling ensure that the connectors are connected firmly and electrical components have not been damaged c Do not supply power to the unit during disassembly and reassembly REMOVAL OF THE O...

Page 65: ... UNIT FROM THE CABINET 1 PT 56DLX75 Remove the Rear Cover by removing the 23 Screws 401 then pinching the 4 latch tabs Fig D1 1 1 PT 61DLX75 Remove the Rear Cover by removing the 25 Screws 401 then pinching the 4 latch tabs Fig D1 1 2 Rear Cover 401 latch tabs latch tabs ...

Page 66: ...402 402 402 402 402 2 1 Remove the 5 Screws 402 on the Rear Shield Plate 2 Disconnect the Fan 1 Connector Cable and remove the Rear Shield Plate 3 Remove Fan 1 by removing the 2 Screws 435 Fig D1 2 Reassembly Note for Fan 1 Install Fan 1 so that the name plate manufacture s name etc faces outwards not visible from the rear side ...

Page 67: ...Cable From Main C B A Fan 2 Connector Thermostat Cover Switch Connector B1 From Power C B A Slide and lift up the Optical Block Unit Sealing Cover 401 401 3 1 Remove the 2 Screws for GND to disconnect the 20 pin Cable 2 Disconnect Connectors B1 B2 PL1 20 pin Cable PL4 PL5 the Thermostat Cover Switch Connector and the Fan 2 Connector then releasing the clampers Note Take extreme care not to damage ...

Page 68: ...nectors 3 Remove the TV Unit with the Digital Tuner C B A Fig D2 1 401 TV Unit with Digital Tuner C B A Speaker Connectors PDG3 PA1 Slide 401 The 2 Screws 401 are for removing theTV Unit with the DigitalTuner C B A 401 2 Speaker Connectors PDG3 From Operation C B A Clampers Clamper Clamper Clamper Clamper B2 From Base C B A PL4 From Base C B A PL5 From Main C B A PL1 20 pin Cable From Main C B A F...

Page 69: ...B A Circuit Board DT DTV Jack Holder TV Unit DT10 DT12 3 1 Remove the DTV Jack Holder by removing the Screw 402 2 Disconnect Connector DT10 3 Remove the Digital Tuner C B A by removing the 5 Screws 480 BtoB Connector DT12 is disconnected Fig D2 2 ...

Page 70: ...efer to Step 1 in REMOVAL OF THE OPTICAL BLOCK UNIT FROM THE CABINET 2 Remove the 3 or 5 PT 61DLX75 Screws 401 from rear side and remove the Display Fig D3 1 401 401 401 401 401 Display PT 61DLX75 PT 61DLX75 401 401 401 401 401 Cylindrical PT 61DLX75 PT 61DLX75 ...

Page 71: ...move the Front Cover Unit from the latches 2 Remove the Side Cover L R Units by removing the 8 Screws 401 454 Fig D3 2 Replacement Note of Base Body Unit Ref No 40 Be sure to perform the Adjustments of Optical Block Unit Refer to WHEN REINSTALLING THE BASE BODY UNIT INTO THE UNIT AT THE USER S LOCATION ...

Page 72: ... CABINET 2 Remove the Lamp by loosening the Screw from the front of the cabinet 3 1 Disconnect Connectors B1 B2 then releasing the clampers 2 Remove the 2 Screws 421 disconnect the Lamp Connector and release from the hook 3 Remove the Ballast C B A after releasing the 4 latch tabs Fig D4 Lamp Connector Ballast C B A B1 B2 latch tabs Hook 421 421 ...

Page 73: ...of the CURRENT LAMP value because of a defective Main C B A ask the customer their daily average use and the approximate age of the current Lamp Then calculate the CURRENT LAMP value as follows and make a note Daily average use X Approx age CURRENT LAMP hours days hours Replacement Note for Card C B A These parts will be necessary when replacing Set aside keep and re use P9003 Connector Cable 3 1 ...

Page 74: ...ear Jack C B A Top Shield Metal Panel Spring Clampers Rear Jack Earth Plate 402 479 4 1 Release the AC Cord from the slot of the Rear Jack Holder 2 Remove the Rear Jack Holder by removing the 7 Screws 402 then releasing the 3 Locking Tabs 3 Remove the Top Shield Metal by removing the 8 Screws 402 4 Remove Screw 479 and pull off both the Rear Jack Earth Plate and the Rear Jack C B A BtoB Connector ...

Page 75: ...cuit Board DG Main Tuner Board Mount Metal Front Shield Metal Clampers Clampers PDG1 479 14 479 479 479 479 479 20 pin Cable PDG5 Connector Cable 402 402 402 402 402 5 1 Remove the Front Shield Metal by removing the 5 Screws 402 2 Remove the 2 Screws 402 and pull off the Main C B A with the Main Tuner Board Mount Metal BtoB Connector PDG1 is disconnected 3 Remove the Main C B A by removing the 6 S...

Page 76: ...402 479 479 479 479 479 Power Board Mount Metal Clamper Clampers Clampers Power C B A Circuit Board P P802 P803 P801 AC Cord Connector Cable 6 1 Remove the 2 Screws 402 and pull off the Power C B A with the Power Board Mount Metal after releasing from the clampers BtoB Connector P802 is disconnected 2 Remove the Power C B A by removing the 6 Screws 479 Fig D4 5 ...

Page 77: ...use PA2 PA5 PA6 PA7 PA9 PA10 PA12 Connector Cables Base C B A Circuit Board A Base Board Mount Metal 479 479 479 479 479 PA9 PA12 PA6 PA7 PA10 PA5 PA2 No connection Connector Cables Connector Cables 479 7 1 Disconnect Connectors PA10 PA5 PA2 PA7 PA12 PA6 PA9 2 Remove the Base C B A by removing the 6 Screws 479 Fig D4 6 ...

Page 78: ...401 Screen Unit REMOVAL OF THE SCREEN UNIT FROM THE DISPLAY 1 Remove the DISPLAY Refer to Steps 1 2 in REMOVAL OF THE BASE BODY UNIT 2 PT 56DLX75 Remove the Screen Unit by removing the 19 Screws 401 Fig D5 1 1 ...

Page 79: ... 47 PT 61DLX75 Remove the Screen Unit by removing the 17 Screws 401 Fig D5 1 2 401 401 Screen Unit ...

Page 80: ...ed as a unit or the individual parts Fresnel Lens Lenticular Screen in the Screen Unit are also supplied When replacing the Fresnel Lens and the Lenticular Screen take care that dust etc does not adhere between the Fresnel Lens and the Lenticular Screen Due to this risk it is strongly recommended to replace the Screen Unit as a unit 465 465 Escutcheon Screen Unit Lenticular Screen Fresnel Lens Scr...

Page 81: ...d as a unit or the individual parts Fresnel Lens Lenticular Screen in the Screen Unit are also supplied When replacing the Fresnel Lens and the Lenticular Screen take care that dust etc does not adhere between the Fresnel Lens and the Lenticular Screen Due to this risk it is strongly recommended to replace the Screen Unit as a unit 465 465 Escutcheon Screen Unit Lenticular Screen Fresnel Lens Scre...

Page 82: ... the top and bottom edges of the Mirror 2 Hold the sheet portions of the Mirror and insert the Mirror from the top into the Back Cover slots carefully When handling the Mirror do not touch the Mirror surface 3 Install the 3 Mirror Holder H and the 2 Mirror Holder V Units on the Mirror and tighten the 10 Screws 401 Mirror surface Sheet 10 mm 12 mm Front View 13 mm 15 mm 10 mm 12 mm Sheet Sheet Shee...

Page 83: ...REMOVAL OF THE BASE BODY UNIT 2 1 Disconnect Connector P6701 2 Remove the Operation Holder Unit with the Operation C B A by removing the 2 Screws 401 then releasing the 2 Locking Tabs 3 Remove the Operation C B A by removing the 2 Screws 421 Fig D7 Operation Holder Unit P6701 Operation C B A Locking Tabs 401 401 421 421 ...

Page 84: ... and dress the wires as they were originally OPTICAL BLOCK SECTION Note a Place a cloth or some other soft material under the P C Boards and units to prevent damage b When reinstalling ensure that the connectors are connected firmly and electrical components have not been damaged c Do not supply power to the unit during disassembly and reassembly ...

Page 85: ...e Color Wheel F P C 3 To access Screw 463 lift the Dustproof Sheet Unit and remove the Optical Chassis CW Cover by removing the 2 Screws 463 and then release from the hook of the Optical Chassis CW Cover 4 Remove the CW Sponge and carefully pull off the Color Wheel Unit Fig P2 1 CAUTION 1 Do not touch either side of the Color Wheel Filter surface or the Color Wheel Hub Use extreme caution when han...

Page 86: ...onnector Cable through the hook of the Optical Chassis CW Cover then install the Optical Chassis CW Cover with the 2 Screws 463 Fig P2 3 3 Hook and connect the Color Wheel F P C to Connector PL3 so that the connecting terminal is facing front as shown below Then hook and connect the Connector Cable to Connector PL2 Fig P2 4 4 Place the Sheet on the Color Wheel F P C It is not necessary to place fo...

Page 87: ... the Lamp by loosening the Screw 2 Remove the 2 Screws 421 disconnect the Lamp Connector and release from the hook 3 Remove the Ballast C B A after releasing the 4 latch tabs Fig P3 Lamp Connector Ballast C B A latch tabs Lamp Hook 421 421 Screw ...

Page 88: ...djustment with the rear cover assembled 2 Turn the power on 3 Press and hold the VOLUME DOWN button on the unit and the RECALL key on the remote for more than 5 seconds in power on condition The unit will go into Work Mode WORK MODE will appear on the screen Optical Block Unit Front View With Front Cover Unit and Optical Cover removed 4 1 Press and hold the VOLUME DOWN button on the unit and the S...

Page 89: ...w a Focus Adjustment 1 Press the CH UP DOWN key on the remote to select DDP on menu and press the ASPECT key 5 times to select Cross hatch 2 Confirm that each of the pixels in the center are clearly visible 3 If not loosen the Knob on the Projection Lens until the Knob can be moved Fig M1 5 4 Adjust the Knob by moving up or down so that each of the pixels in the center are clearly visible to obtai...

Page 90: ...ng the adjustment data of the Optical Block Unit to EEPROM IC on the Main C B A Circuit Board DG 1 Press the CH UP DOWN key on the remote to select EEP COPY L DG on menu Fig M1 7 2 Press the OK key for more than 3 seconds OK will appear for 5 seconds The adjustment data of the Optical Block Unit will copy to EEPROM IC on the Main C B A Circuit Board DG Fig M1 8 Factory Adjust Mode F A C T O R Y A ...

Page 91: ...1 on Main C B A Circuit Board DG IC1101 on Main C B A Circuit Board DG Adjustment Item Adjustment data is written to following EEPROM IC Optical Blcok Unit Ref No 21 Color Wheel Unit Ref No 235 Color Wheel Section 2 2 3 3 Adjustment Item Note 1 2 Check the picture on the screen If OK the adjustment is not necessary 3 The adjustment data of Color Wheel Index Delay and White Balance will be written ...

Page 92: ...icture Position Adjustment Tilt c Electrical Picture Position Adjustment Adjustment flow for block level repair Ex When replacing TV Tuner Unit or the Main C B A Circuit Board DG OK Ex When replacing the Color Wheel Unit OK e Verifying the white balance on the screen e Verifying the Color Wheel Index Delay on the screen NG White Balance Adjustment Color Wheel Index Delay Adjustment NG OK NG White ...

Page 93: ... Do not unplug the AC Cord in Factory Adjust Mode or the adjustment data will not be written to the EEPROM IC Work Mode Map Exit VOLUME DOWN button RECALL key on the front on the remote for more than 5 seconds in Work Mode RECALL key on the remote OK key on the remote RECALL key on the remote Factory Adjust Mode Main menu Not used for service For Picture Position Electrical adjustment Not used for...

Page 94: ...ey 4 Confirm the green ramp pattern is even with no discoloration If not adjust CW INDEX DELAY value by pressing the VOLUME UP DOWN key Fig E5 2 5 Display the Blue100 ramp pattern by pressing the ASPECT key 6 Confirm the blue ramp pattern is even with no discoloration If not adjust CW INDEX DELAY value by pressing the VOLUME UP DOWN key Fig E5 3 7 Repeat the above steps until all patterns are even...

Page 95: ...he remote to select OTHER on menu and press the OK key OTHER menu will appear 5 Supply 100 White Signal using a video pattern generator Then set to VIDEO 1 mode by pressing the TV VIDEO key 1 Press the CH UP DOWN key on the remote to select WB on menu 2 Select WB value 00 05 by pressing VOLUME UP DOWN key so that the white color of screen is standard Note After this adjustment do not copy using th...

Page 96: ...ar View Rear Cover Rear Shield Plate Fan 1 Rear Jack C B A Power C B A Circuit Board P Main C B A Circuit Board DG Digital Tuner C B A Circuit Board DT TV Unit with Digital Tuner C B A Card C B A Base C B A Circuit Board A Front Jack C B A Circuit Board FJ Lamp Cover Front Cover Unit Operation C B A Optical Cover TEMP LED LAMP LED POWER LED TROUBLESHOOTING HINTS FOR BLOCK LEVEL REPAIR ...

Page 97: ...e detected SOS Error 1 6 9 data will be stored in the EEPROM 1 H10SOS2 AC ON OFF Power ON OFF H20FANST H30DT9V H40 3 3V H50GC4U H60CWSTP H80ASCRY 2 3 4 6 7 8 9 SOS2 Over Voltage flashes orange once every 5 seconds Fan1 Fan2 or Fan3 stopped Abnormal Voltage 9V line flashes orange twice every 5 seconds flashes orange 3 times every 5 seconds flashes orange 4 times every 5 seconds flashes orange 5 tim...

Page 98: ...4265 VIDEO SIGNAL PROCESS GC4U Error No 2 FAN SOS CW DET Error No 6 61 12V DRIVE 7V 12V 7V 12V 4 2 IC2809 FAN2 FAN1 FAN3 PA2 1 PA2 2 PA2 3 PA2 5 PA2 6 PA2 4 PA1 1 PA1 2 PA1 3 DRIVE 4 2 IC2808 9V REG 2 1 IC2803 IC841 T801 5V REG 2 1 IC2802 9V REG 2 1 IC2806 3 3V REG 2 1 IC2804 2 5V REG 2 1 IC2805 DC DC CONVERTER IC2807 PA16 PDG1 14 14 P802 PA8 PDG4 16 5 40 110 PDG1 15 Error No 1 SOS2 93 14 AC ATOP ...

Page 99: ...A16 21 21 IC6901 COLOR WHEEL MOTOR IC6903 COMPARATOR PHOTO SENSOR V REF 4 IC6006 BUFFER IC6004 DMD CONTROL IC6011 MOTOR DRIVE 16 4 14 6 IC4200 40 1 3 IC6902 OP AMP 4 1 3 5 180Hz NTSC 150Hz PAL SECAM 3V 84 85 I2C SERIAL CLOCK2 I2C SERIAL DATA2 acknowledge IC4258 MAIN VIDEO SIGNAL PROCESS IC1102 MAIN MICROCONTROLLER IC1102 MAIN MICROCONTROLLER I2C SERIAL CLOCK2 I2C SERIAL DATA2 IC4257 SUB VIDEO SIGN...

Page 100: ...rcuit OFF Normal SOS Temp too high ALERT Temp too low ALERT PDG1 PA16 POWER C B A CIRCUIT BOARD P BASE C B A CIRCUIT BOARD A BALLAST C B A MAIN C B A CIRCUIT BOARD DG 64 64 PA6 B2 3 1 1 3 IC1102 MAIN MICROCONTROLLER Q1108 Q1109 Q1110 LAMP STATUS 27 LAMP ON L LAMP ENABLE 18 65 65 P801 B1 4 3 1 1 IC1102 MAIN MICROCONTROLLER IC6004 2 2 PDG5 PL5 1 1 IC6006 BUFFER 12 8 360Hz 3V MAIN C B A CIRCUIT BOARD...

Page 101: ...D861 D851 D854 T802 AC stop detection circuit POWER C B A CIRCUIT BOARD P POWER C B A CIRCUIT BOARD P BASE C B A CIRCUIT BOARD A MAIN C B A CIRCUIT BOARD DG 2 7 3 9 6 DRIVE CONTROL OVER CURRENT DETECT 3 3 PA16 PDG1 9 9 1 4 2 4 IC1102 MAIN MICROCONTROLLER AC STOP 89 2 Over current detection circuit IC801 SWITCHING CONTROL T801 Over current detect 9 5 SWITCHING TRANSFORMER 5 POWER C B A CIRCUIT BOAR...

Page 102: ... P or Main C B A Circuit Board DG 4 Replace the Optical Block Unit Communication error between IC1102 Main Microcontroller and IC6004 DMD Control on the DMD Drive C B A Circuit Board L 1 Replace the Optical Block Unit 2 Replace the TV Unit Main C B A Circuit Board DG Are Fan1 Fan2 and Fan3 operating for a moment just after the power is turned on Replace the TV Unit Power C B A Circuit Board P Base...

Page 103: ...C B A Circuit Board L and PDG4 on the Main C B A Circuit Board DG Thermostat Cover Switch Connector Cable Between Thermostat Cover Switch and PA5 on the Base C B A Circuit Board A B2 Connector Cable Between B2 on the Ballast C B A and PA6 on the Base C B A Circuit Board A Color Wheel F P C PL3 on the DMD Drive C B A Circuit Board L Lamp Connector Cable Lamp socket Note If a cable is disconnected t...

Page 104: ...he TV Unit Front Jack C B A Circuit Board FJ or Base C B A Circuit Board A Only PC input is NG Replace the TV Unit Front Jack C B A Circuit Board FJ or Base C B A Circuit Board A Digital Tuner SD Card input is NG All inputs are NG Replace the TV Unit Main C B A Circuit Board DG or Rear Jack C B A Component 2 AND 4 input are NG Replace the Digital Tuner C B A Circuit Board DT or TV Unit Main C B A ...

Page 105: ...NO YES Replace the R CH Speaker Verify that the BALANCE is in the center position Set to the center position Swap the Speaker Connectors to confirm the Speaker failure Replace the TV Unit Base C B A Circuit Board A NO Still NG NO YES No sound from built in R CH Speaker only Press MENU button on the remote and select SOUND in MENU screen Then press OK Only Audio1 2 OR 4 input is NG Only Tuner input...

Page 106: ... C B A IS DEFECTIVE IC4265 IC4258 IC4257 IC5950 IC6001 PL1 PDG1 PA16 PDG4 DMD DRIVE C B A CIRCUIT BOARD L OPTICAL BLOCK UNIT COLOR WHEEL UNIT MAIN C B A CIRCUIT BOARD DG BASE C B A CIRCUIT BOARD A REAR JACK C B A DIGITALTUNER C B A CIRCUIT BOARD DT IC6004 IC6012 LVDS TRANS VIDEO SIGNAL PROCESS LVDS RECEIVER DMD CONTROL INTERNAL DDP PATTERN DMD MAIN VIDEO SIGNAL PROCESS IC3001 VIDEO SW IC8211 8216 ...

Page 107: ...8 0 0 0 C W I N D E X D E L A Y 0 0 E D W B 0 0 D D P G C 0 5 0 6 0 1 0 1 O T H E R 1 1 O P T H P O S I 8 0 0 0 O P T V P O S I 8 0 0 0 C W I N D E X D E L A Y 0 0 E D W B 0 0 D D P G C 0 5 0 6 0 1 0 1 O T H E R 1 1 O P T H P O S I 8 0 0 0 O P T V P O S I 8 0 0 0 C W I N D E X D E L A Y 0 0 E D W B 0 0 D D P G C 0 5 0 6 0 1 0 1 O T H E R 1 1 O P T H P O S I 8 0 0 0 O P T V P O S I 8 0 0 0 C W I N ...

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