Toshiba 42DPC85 Service Manual Download Page 16

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Location

Parts No.

Description

No.

Location

Parts No.

Description

No.

WARNING

: BEFORE SERVICING THIS CHASSIS, READ THE “SERVICE SAFETY PRECAUTIONS” ON PAGE 3 OF THIS

MANUAL.

CAUTION

: The international hazard symbols "

" in the schematic diagram and the parts list designate components which

have special characteristics important for safety and should be replaced only with types identical to those in the original
circuit or specified in the parts list. The mounting position of replacements is to be identical with originals. Before replacing
any of these components, read carefully the SERVICE SAFETY PRECAUTIONS. Do not degrade the safety of the receiver
through improper servicing.

NOTICE:

•

The part number must be used when ordering parts, in order to assist in processing, be sure to include the Model

number and Description.

•

The PC board assembly with

∗

mark is no longer available after the end of the production.

CHASSIS AND CABINET REPLACEMENT PARTS LIST

Model : 42DPC85

Capacitors ............. CD

Ceramic Disk

Plastic Film

Electrolytic

Resistors ............... CF

Carbon Film

Carbon Composition

Metal Film

OMF :

Oxide Metal Film

Variable Resistor

Fusible Resistor

(All CD and PF capacitors are ±5%, 50V and all resistors, ±5%, 1/6W unless otherwise noted.)

CAPACITORS

C605

76109102

CERAMIC CHIP, 50V B 1000PF K

C606

76109102

CERAMIC CHIP, 50V B 1000PF K

C656

76797100

ELECTROLYTIC, 50V 10UF M

C660

76669479

ELECTROLYTIC, 50V 4.7UF M

C661

76669479

ELECTROLYTIC, 50V 4.7UF M

C662

76109681

CERAMIC CHIP, 50V B 680PF K

C663

76109681

CERAMIC CHIP, 50V B 680PF K

C669

76109102

CERAMIC CHIP, 50V B 1000PF K

C670

76669100

ELECTROLYTIC, 50V 10UF M

C671

76669100

ELECTROLYTIC, 50V 10UF M

C673

76619102

ELECTROLYTIC CHIP, 16V 47UF M

C674

76092731

CERAMIC CHIP, 16V B 1UF K

C677

76092731

CERAMIC CHIP, 16V B 1UF K

C678

76285104

CERAMIC CHIP, 50V B 0.1UF K

C679

76285104

CERAMIC CHIP, 50V B 0.1UF K

C680

76668102

ELECTROLYTIC, 35V 1000UF M 3A

C681

76073073

ELECTROLYTIC, 35V 2200UF M 3A

C682

76073073

ELECTROLYTIC, 35V 2200UF M 3A

C684

76109103

CERAMIC CHIP, 50V B 0.01UF K

C685

76092538

CERAMIC CHIP, 10V F 1UF Z

C690

76664102

ELECTROLYTIC, 6.3V 1000UF M 3A

C691

76092463

CERAMIC CHIP, 16V B 0.22UF K

C692

76092463

CERAMIC CHIP, 16V B 0.22UF K

C6600

76092731

CERAMIC CHIP, 16V B 1UF K

C6601

76092726

CERAMIC CHIP, 10V B 2.2UF K

C6602

76092726

CERAMIC CHIP, 10V B 2.2UF K

C6603

76092726

CERAMIC CHIP, 10V B 2.2UF K

C6604

76092726

CERAMIC CHIP, 10V B 2.2UF K

C6605

76092515

CERAMIC CHIP, 16V F 4.7UF Z

C6606

76092726

CERAMIC CHIP, 10V B 2.2UF K

C6607

76092726

CERAMIC CHIP, 10V B 2.2UF K

C6615

76092726

CERAMIC CHIP, 10V B 2.2UF K

C6616

76092726

CERAMIC CHIP, 10V B 2.2UF K

CB01

76202221

ELECTROLYTIC, 10V 220UF M 7L 3A

CB02

76202221

ELECTROLYTIC, 10V 220UF M 7L 3A

CB03

76100104

CERAMIC CHIP, 25V F 0.1UF Z

CB04

76100104

CERAMIC CHIP, 25V F 0.1UF Z

CB05

76202221

ELECTROLYTIC, 10V 220UF M 7L 3A

CB38

76100104

CERAMIC CHIP, 25V F 0.1UF Z

CC01

76109102

CERAMIC CHIP, 50V B 1000PF K

CC02

76109102

CERAMIC CHIP, 50V B 1000PF K

CC03

76109102

CERAMIC CHIP, 50V B 1000PF K

CC04

76109102

CERAMIC CHIP, 50V B 1000PF K

CC05

76109102

CERAMIC CHIP, 50V B 1000PF K

CC06

76109102

CERAMIC CHIP, 50V B 1000PF K

CC07

76109102

CERAMIC CHIP, 50V B 1000PF K

CC08

76109102

CERAMIC CHIP, 50V B 1000PF K

CC10

76109102

CERAMIC CHIP, 50V B 1000PF K

CC11

76109102

CERAMIC CHIP, 50V B 1000PF K

CC12

76109102

CERAMIC CHIP, 50V B 1000PF K

CC13

76109102

CERAMIC CHIP, 50V B 1000PF K

CC14

76109102

CERAMIC CHIP, 50V B 1000PF K

CC15

76109102

CERAMIC CHIP, 50V B 1000PF K

CE03

76539104

PLASTIC FILM, 50V 0.1UF J

CE05

76073090

ELECTROLYTIC, 50V 100UF M 3A

CE10

76666470

ELECTORLYTIC, 16V 47UF M 3A

CE11

76539474

PLASTIC FILM, 50V 0.47UF J

CE12

76666470

ELECTORLYTIC, 16V 47UF M 3A

CE60

76073186

ELECTROLYTIC, 35V 470UF M

CE61

76617028

ELECTROLYTIC, 16V 1200UF M

CE62

76073020

ELECTROLYTIC, 10V 1000UF M 3A

CE63

76539104

PLASTIC FILM, 50V 0.1UF J

CE64

76539104

PLASTIC FILM, 50V 0.1UF J

CE65

76666470

ELECTORLYTIC, 16V 47UF M 3A

CE66

76539474

PLASTIC FILM, 50V 0.47UF J

CE67

76666470

ELECTORLYTIC, 16V 47UF M 3A

CE85

76666470

ELECTORLYTIC, 16V 47UF M 3A

CV38

76109102

CERAMIC CHIP, 50V B 1000PF K

CV68

76797010

ELECTROLYTIC, 50V 1UF M

CV72

76794471

ELECTROLYTIC, 16V 470UF M

CV74

76794101

ELECTROLYTIC, 16V 100UF M

CV76

76100104

CERAMIC CHIP, 25V F 0.1UF Z

CV122

76105101

CERAMIC CHIP, 50V CH 100PF J

CY650

76109103

CERAMIC CHIP, 50V B 0.01UF K

RESISTORS

R264

76871750

CHIP, 1/8W 75 OHM J

R265

76871750

CHIP, 1/8W 75 OHM J

R266

76871750

CHIP, 1/8W 75 OHM J

R286

76871750

CHIP, 1/8W 75 OHM J

R287

76871750

CHIP, 1/8W 75 OHM J

Summary of Contents for 42DPC85

Page 1: ... 1 SERVICE MANUAL Plasma Monitor 42DPC85 FILE NO 020 200521 Published in Japan Sep 2005 YC TOSHIBA CORPORATION 2005 DOCUMENT CREATED IN JAPAN Sept 2005 ...

Page 2: ...UTIONS 3 SERVICE MODE 5 LAYOUT OF MAJOR BOARDS 10 MECHANICAL DISASSEMBLY 11 EXPLODED VIEW 13 PACKING DISASSEMBLY 15 CHASSIS AND CABINET REPLACEMENT PARTS LIST 16 PC BOARDS TOP BOTTOM VIEW 19 CIRCUIT BLOCK DIAGRAM 33 APPENDIX SCHEMATIC DIAGRAM ...

Page 3: ...f injury or where there could be physical damage in the event of operational error Physical damage means major damage to a home furnishings and other possessions Examples of marks SHOCK HAZARD PROHIBIT DISASSEM BLING UNPULUG The indicates caution including danger and warning The actual meaning of this caution is indicated inside the or nearby illustrations or text The example shown to the left ind...

Page 4: ...ark is included in a circuit diagram or parts list Parts mounting and routing of the wiring should be the same as that used originally For safety purposes insulating materials such as tubing or tape is sometimes used and printed circuit boards are sometimes mounted floating Also make sure that wiring is routed and clamped to avoid parts that generate heat and which use high voltage Always follow t...

Page 5: ...E Test signal selection TV VIDEO button on Remote Selection of the adjustment items Channel on TV or Remote Change of the data value Volume W X on TV or on Remote Adjustment menu mode ON OFF MENU button on Remote Initialization of the memory CALL Channel button on TV Reset the count of operating protect circuit to 00 CALL Channel button on TV RCUT selection 1 button GCUT selection 2 button BCUT se...

Page 6: ...R button to turn off the TV once INITIALIZATION OF MEMORY DATA After replacing EEPROM IC the following initialization is required 1 Enter the service mode then select any register item 2 Press and hold the CALL button on the Remote then press the CHANNEL button on the TV The initialization of EEPROM IC has been completed 3 Check the picture carefully If necessary adjust any adjustment item above P...

Page 7: ... of microprocessor In case of file name DPC85 and Version 0100 indicates DPC85_0100 N Time Total hour of turn the TV on Unit H O Bus line OK is normal SCL GND Red indication SCL GND short circuit SDA GND Red indication SDA GND short circuit SCL SDA Red indication SCL SDA short circuit P Bus cont OK is normal NG is abnormal Red indication when type name of semiconductor indicates Q Block V1 VIDEO 1...

Page 8: ...e of file name DPC85 Version 0100 for Code Program Version and U15 for OSD Version indicates DPC85_0100 U15 N EEPROM Version information of EEPROM Display 1 byte data O SUB MPU Version information of SUB MPU Display 1 byte data P OPTION Option information Display six numbers of 1 byte data Q HDMI ID HDMI ID information Display 4 byte data R PDP Panel Vender information display The following Panel ...

Page 9: ...ays are shown M MAIN Main source information Display RF position number 0 99 on the main screen or Input Source EXT1 2 3 HDMI etc N MAIN FORMAT Display Video and PC format information O SCREEN SIZE Display the screen size as follows EXT1 480i NATURAL 0000 0000 0000 M N O P P OTHER STATUS Other status information Display three numbers of 2 byte data Theater Wide 1 Theater Wide 2 Theater Wide 3 FULL...

Page 10: ... 10 LAYOUT OF MAJOR BOARDS U105C LED RMT BOARD U105A AV AOUT BOARD U101 SIGNAL BOARD U105B FRONT AV BOARD U803 LOWB BOARD U105D KEY SW BOARD ...

Page 11: ...A403 A206 A206 MECHANICAL DISASSEMBLY 1 Remove the stand foot and back cover 2 Remove the boards AV AOUT FRONT AV KEY SW and piece key ass y BITTB3 12 ECO 2 BITTB3 8 ECO 2 PP4 8 ECO PP3 8 SBN PP3 8 ECO 8 PP4 8 SBN 2 PP4 12 SBN 2 BITTB3 12 SBN 4 PP3 8 ECO 2 PP3 8 ECO 6 U800 U105D U105A U105B A221 A220 ...

Page 12: ... 8 ECO 4 PP3 8 ECO 6 U101 U803 W662 W661 BITTB3 8 SBN 6 BITTB3 12 ECO 2 BITTB3 8 SBN 6 U105C 3 Remove the boards SIGNAL LED RMT LOWB and speaker 4 Remove the display BITTB4 12 ECO 4 BITTB4 12 ECO 19 B001 A201 ...

Page 13: ...3 EXPLODED VIEWS 1 Chassis Block PP4 8 SBN 6 PP6 35 SW W SBN 4 BITTB4 12 SBN 14 PP3 8 SBN PP4 8 SBN 9 BITTB4 12 SBN 7 A401 W662 A403 A410 W661 BITTB3 8 SBN 6 BITTB3 12 ECO 2 BITTB3 8 SBN 6 U105C A206 A206 ...

Page 14: ...ECO 4 BITTB3 8 ECO 2 PP4 8 ECO PP3 8 SBN PP3 8 ECO 8 PP4 8 SBN 2 PP4 12 SBN 2 PP3 8 ECO 6 BITTB3 12 SBN 4 PP3 8 ECO 2 BITTB4 12 ECO 4 BITTB4 12 ECO 19 PP3 8 ECO 6 B001 U800 U101 A221 U105D U105A U105B A201 U803 A220 2 Main Block ...

Page 15: ... 15 PACKING DISASSEMBLY A701B A701A A702B A702B A702A A702A A705 A705 Y101 K902 Y170 Y174 ...

Page 16: ...K C692 76092463 CERAMIC CHIP 16V B 0 22UF K C6600 76092731 CERAMIC CHIP 16V B 1UF K C6601 76092726 CERAMIC CHIP 10V B 2 2UF K C6602 76092726 CERAMIC CHIP 10V B 2 2UF K C6603 76092726 CERAMIC CHIP 10V B 2 2UF K C6604 76092726 CERAMIC CHIP 10V B 2 2UF K C6605 76092515 CERAMIC CHIP 16V F 4 7UF Z C6606 76092726 CERAMIC CHIP 10V B 2 2UF K C6607 76092726 CERAMIC CHIP 10V B 2 2UF K C6615 76092726 CERAMIC...

Page 17: ...101 CHIP 1 20W 100 OHM J RC03 76011101 CHIP 1 20W 100 OHM J RC04 76011101 CHIP 1 20W 100 OHM J RC05 76011101 CHIP 1 20W 100 OHM J RC06 76011101 CHIP 1 20W 100 OHM J RC07 76011101 CHIP 1 20W 100 OHM J RC08 76011101 CHIP 1 20W 100 OHM J RC09 76011101 CHIP 1 20W 100 OHM J RC10 76011101 CHIP 1 20W 100 OHM J RC11 76011101 CHIP 1 20W 100 OHM J RC12 76011101 CHIP 1 20W 100 OHM J RE04 76366222 CARBON FILM...

Page 18: ... B12B EH F1A P803B 23713763 PLUG NP 2 5MM G B12B EH F1A P804A 23713757 PLUG 6P 2 5MM G B6B EH F1 TV4 P804B 23713757 PLUG 6P 2 5MM G B6B EH F1 TV4 P807A 23367072 PLUG NP 2 5MM G JST EH B12B EH F1A P809A 23367071 PLUG NP 2 5MM G JST EH B11B EH F1A P881 23023131 INLET NOISE FILTER GL 2080FVP L PJ21A 23713934 CONNECTOR 2MM3PSWHTB3B PH K S LF PJ22A 23757176 CONNECTOR IRS9637S 50Y902GLD PJ41C 23713943 C...

Page 19: ...SIGNAL BOARD PD2222D1 U101 BOTTOM FOIL SIDE 19 20 ...

Page 20: ...SIGNAL BOARD PD2222D1 U101 TOP COMPONENT SIDE 21 22 ...

Page 21: ...R677 R6623 CC05 RC08 PV03 CC08 RC12 CC14 R287 CC06 RC07 C6616 DV07 C6615 C6603 LC01 R264 R266 C6607 R6634 RC05 R286 R265 R6636 PV05 R6616 LC02 PV02 DV03 DV02 R658 DV05 CC15 R6635 DV04 CC07 CC11 R6615 R6617 R288 RC06 C6606 RC11 DV06 DV01 R6633 Q652 Q653 R6614 CC12 C6604 RV41 PJ21A RV43 RV42 DE99 RB578 RB577 RV44 RV60 RV59 RV370 RV330 CC01 CC03 RV40 RV340 CC14 RC03 RC04 RV331 CV38 RC02 RC01 CC02 CC0...

Page 22: ... GND_AUDIO 1 10 20 30 50 50 40 LV202 LV201 LV200 RV57 RV58 LV203 LV204 LV205 LV206 LV207 LV208 LV209 C6605 C675 Q6604 D672 LV284 R6629 Q6603 C6600 R6639 R6638 CV76 QV16 Q6600 CB512 C673 QB517 PJ22A RB576 RB575 PJ60A PV01 LV202 LV201 LV200 PV02 RV57 RV58 LV203 LV204 LV205 LV206 LV207 LV208 PV03 PV05 R6639 CV74 LV209 C6605 C673 PV25A QB517 C667 C664 C675 Q6604 C670 C661 D672 LV284 R6629 Q6603 C6600 ...

Page 23: ...A CB02 CB03 RB08 DB20 DB23 QB07 CB05 CB38 CB04 RB09 RB22 CB01 PJ41C DB22 RB15 KB01 RB24 DB01A DB01 RB18 CB03 RB08 DB20 DB23 QB07 CB38 CB04 RB09 RB22 DB22 RB24 RB18 RB15 3 PD2239 23590317 1 11 DB01A DB01 CB02 CB05 CB01 PJ41C KB01 KEY SW BOARD PD2239A4 U105D BOTTOM FOIL SIDE KEY SW BOARD PD2239A4 U105D TOP COMPONENT SIDE 27 28 DOWN UP POWER GUIDE VIDEO MENU VOL DOWN VOL UP 23547874 DS 1107A 8 7 3 4 ...

Page 24: ...B E E B 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 11 7 1 1 3 3VD b NC 20V 20V GND 32V GND 6VD GND 3 3VD a 1 2 3 4 5 ACDETECT DE10 RE07 CE87 RE06 DE20 P822 DE14 DE87 CE86 DE07 QE86 RE87 DE06 DE05 CE05 CE85 RE14 DE89 RE20 P821 P820 CE08 DE04 P819 RE05 RE09 RE86 P807A RE08 DE85 QE85 DE09 P818 DE08 RE30 CE70 CE71 LE71 RE70 RE61 DE74 CE32 CE72 DE88 PP81 FE20 LE70 LE30 CE60 LE31 RE74 DE31 CE63 QE70 DE61 QE60A DE...

Page 25: ... indicated to chassing ground using a color bar signal with all controls at normal line voltage 220 volts 5 Waveforms are taken receiving color bar signal with enough sensitivity 6 Voltage reading shown are nominal values and may vary 20 except H V MODEL 42DPC85 SCHEMATIC DIAGRAM WARNING BEFORE SERVICING THIS CHASSIS READ THE SERVICE SAFETY PRECAUTIONS ON PAGE 3 OF THIS MANUAL CAUTION The internat...

Page 26: ...M MEMORY I F SHEET 401 22 47 FLASH MEMORY SHEET 402 23 47 SYNC SEPA SHEET 403 24 47 E2P OTHER SHEET 404 25 47 STD BY MICOR SHEET 405 26 47 CORTEZ REG 1 SHEET 406 27 47 CORTEZ REG 2 SHEET 407 28 47 CORTEZ REG 3 SHEET 408 29 47 BOOT CONFIG SHEET 409 30 47 SERVICE CONNECTOR SHEET 410 31 47 I2C Switch SHEET 411 32 47 STBY MICRO for DVD internal SHEET 412 33 47 DVD 10pin connector SHEET 413 34 47 I2C L...

Page 27: ...X VBI Data Processor DCDi MADi Scaling BEP LVDS Micro processor IR I F Digital Input A Digital Input B 2nd Channel Process MM1508 6dB OSD GPIO MONI OUT HDMI_1 HDMI_2 V1 S1 V1 YC1 V3 S2 V2 Y Pb Pr M_OUT V CS1 CS2 Y Pb Pr QV16 FRONT AV V2 YC2 V3 4 2 2 16bit IC300 HDMI RCV ADC CIRCUIT BLOCK DIAGRAM ...

Page 28: ......

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