Toshiba 42HP95 - 42" Plasma TV Page 36 Service Manual Download

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SCHEMATIC DIAGRAM STRUCTURE:

MULTI CARD

[SHEET-1/4] ...... 1/128
[SHEET-2/4] ...... 2/128
[SHEET-3/4] ...... 3/128
[SHEET-4/4] ...... 4/128

TN/AV A-OUT

CONNECTOR

[SHEET-1/8] ...... 5/128

AV TERMINAL

[SHEET-2/8] ...... 6/128

RF-SW&TIF

[SHEET-3/8] ...... 7/128

A-OUT

[SHEET-4/8] ...... 8/128

VIDEO-SW

[SHEET-5/8] ...... 9/128

AUDIO-SW

[SHEET-6/8] .... 10/128

IR-MICON

[SHEET-7/8] .... 11/128

EXPANDER FOR PDP

[SHEET-8/8] .... 12/128

FRONT-AV

.... 13/128

IR LED

.... 14/128

KEY

.... 15/128

LOWB

.... 16/128

SIGNAL

ANALOG IN

[SHEET-200] .... 17/128

D IN A

[SHEET-300] .... 18/128

D IN B

[SHEET-301] .... 19/128

HDMI (Link, I2C)

[SHEET-302] .... 20/128

HDMI Rx#2 (Video/Audio)

[SHEET-303] .... 21/128

HDMI Rx#3 (PWR,Audio)

[SHEET-304] .... 22/128

HDMI AUDIO PLL

[SHEET-305] .... 23/128

HDMI AUDIO DAC

[SHEET-306] .... 24/128

HDMI AUDIO OUT

[SHEET-307] .... 25/128

HDMI CONTROLLER

[SHEET-308] .... 26/128

EEPROM1

[SHEET-309] .... 27/128

EEPROM2

[SHEET-310] .... 28/128

MICRO I/O

[SHEET-400] .... 29/128

OCM MEMORY I/F

[SHEET-401] .... 30/128

FLASH MEMORY

[SHEET-402] .... 31/128

SYNC SEPA

[SHEET-403] .... 32/128

E2P OTHER

[SHEET-404] .... 33/128

STD-BY MICOR

[SHEET-405] .... 34/128

CORTEZ REG 1

[SHEET-406] .... 35/128

CORTEZ REG 2

[SHEET-407] .... 36/128

CORTEZ REG 3

[SHEET-408] .... 37/128

BOOT CONFIG

[SHEET-409] .... 38/128

SERVICE CONNECTOR

[SHEET-410] .... 39/128

I2C Switch

[SHEET-411] .... 40/128

STBY MICRO for DVD internal

[SHEET-412] .... 41/128

DVD 10pin connector

[SHEET-413] .... 42/128

I2C Level shift

[SHEET-414] .... 43/128

AUDIO

[SHEET-600] .... 44/128

AUDIO MSP

[SHEET-601] .... 45/128

CORTEZ 1

[SHEET-700] .... 46/128

CORTEZ 2

[SHEET-701] .... 47/128

DDR I/F

[SHEET-702] .... 48/128

DDR SDRAM

[SHEET-703] .... 49/128

DDR TERMINATION

[SHEET-704] .... 50/128

DCDC CONV.

[SHEET-802] .... 51/128

LVDS OUT

[SHEET-900] .... 52/128

LVDS OUT(SHARP LCD)

[SHEET-901] .... 53/128

Power Connector and Dimming

[SHEET-902] .... 54/128

LVDS Power and Others

[SHEET-903] .... 55/128

Summary of Contents for 42HP95 - 42" Plasma TV

Page 1: ... 1 SERVICE MANUAL Plasma Color Television 42HP95 50HP95 FILE NO 020 200517 Published in Japan Sep 2005 YC TOSHIBA CORPORATION 2005 ...

Page 2: ...LING THE LCD MODULE 5 SERVICE MODE 7 LAYOUT OF MAJOR BOARDS 12 MECHANICAL DISASSEMBLY 13 EXPLODED VIEW 15 PACKING DISASSEMBLY 17 CHASSIS AND CABINET REPLACEMENT PARTS LIST 18 PC BOARDS TOP BOTTOM VIEW 25 CIRCUIT BLOCK DIAGRAM 48 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: ...of the LCD module with the corresponding holes in the LCD cover and fasten with screws Do not strongly push on the mod ule because any impact can adversely affect the perform ance Also use caution when handling the polarized screen because it can easily be damaged CAUTION The metal edges of the LCD module are sharp so use caution to avoid in jury 3 If the panel surface becomes soiled wipe with cot...

Page 6: ...ecifications Failure to do so could result in freezing of the liquid crystal due to cold air or loss of resilience or other damage 9 Do not disassemble the LCD module Such actions could result in improper operation 10 When transporting the LCD module do not use packing containing epoxy resin amine or silicon resin alcohol or oxim The gas generated by these materials can cause loss of polarity ...

Page 7: ...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 8: ...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 9: ... In case of file name 42HP95 and Version 1593 indicates 42HP95_1593 2 Time Total hour of turn the TV on Unit H 3 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 4 Bus cont OK is normal NG is abnormal Red indication When type name of semiconductor indicates 5 Block UV TV reception mode V1 VI...

Page 10: ... of file name 42HP95 Version 1593 for Code Program Version and U15 for OSD Version indicates 42HP95_1593 U15 2 EEPROM Version information of EEPROM Display 1 byte data 3 SUB MPU Version information of SUB MPU Display 1 byte data 4 OPTION Option information Display six numbers of 1 byte data 5 HDMI ID HDMI ID information Display 4 byte data 6 PDP Panel Vender information display The following Panel...

Page 11: ...on Display RF position number 0 99 on the main screen or Input Source EXT1 2 3 HDMI etc 2 MAIN FORMAT Display Video and PC format information 3 MAIN PLL Main PLL information Display five numbers of 1 byte data 4 SCREEN SIZE Display the screen size as follows EXT1 480i NATURAL C6 08 10 CE 05 0000 0000 0000 1 2 4 5 3 5 OTHER STATUS Other status information Display three numbers of 2 byte data Theate...

Page 12: ...UT OF MAJOR BOARDS U105C LED RMT BOARD U105A TN AV AOUT BOARD U101 SIGNAL BOARD U105B FRONT AV BOARD U104 MULTI CARD BOARD U803 LOWB BOARD U105D KEY SW BOARD U103 D TUNER BOARD U102 SEIN FPD FULL NON LAN BOARD ...

Page 13: ...SSEMBLY 1 Remove the stand foot and back cover 2 Remove the boards MULTI CARD TN AV AOUT FRONT AV KEY SW SEIN FPD FULL NON LAN D TUNER and piece key ass y BITTB3 12 ECO 2 BITTB3 12 ECO 2 BITTB3 8 ECO 2 PP4 8 ECO PP3 8 SBN PP4 8 SBN 2 PP4 12 SBN 2 BITTB3 12 SBN 4 PP3 8 ECO 2 PP3 8 ECO 6 H001 U105D U105A U105B PP3 8 SW W ECO 4 PP3 8 SW W ECO 4 PP4 20 SW W SBN 2 UF03 A221 U103 U102 A220 U104 PP3 8 SW...

Page 14: ... PP3 8 ECO 6 U001 U803 W662 W661 BITTB3 8 SBN 6 BITTB3 12 ECO 2 BITTB3 8 SBN 6 U105C PP3 8 ECO 8 U800 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 15: ...SBN 6 PP5 12 SW W SBN 4 BITTB4 12 SBN 14 PP3 8 SBN PP4 8 SBN 9 BITTB4 12 SBN 7 A401 W662 A403 A410 UF02 UF01 W661 BITTB3 8 SBN 6 BITTB3 12 ECO 2 PP3 8 SW W ECO 4 PP3 8 SW W ECO 2 PP3 8 SW W ECO 2 PP3 8 SW W ECO 2 BITTB3 8 SBN 6 U105C A206 A206 ...

Page 16: ... 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 H001 B001 U800 U001 A221 U105D U105A U105B U803 A201 PP3 8 SW W ECO 4 PP3 8 SW W ECO 4 PP4 20 SW W SBN 2 UF03 U103 U102 U104 A220 PP3 8 SW W ECO 3 2 Main Block ...

Page 17: ... 17 PACKING DISASSEMBLY A701B A701A A702B A702B A702A A702A A705 A705 Y101 K902 Y170 Y174 ...

Page 18: ...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...

Page 19: ...UF M CE85 76666470 ELECTORLYTIC 16V 47UF M 3A CE86 2 76666470 ELECTORLYTIC 16V 47UF M 3A CE87 2 76073090 ELECTROLYTIC 50V 100UF M 3A CH01 76100104 CERAMIC CHIP 25V F 0 1UF Z CH02 76619100 ELECTROLYTIC CHIP 16V 10UF M CS10 76092609 CERAMIC CHIP 10V B 4 7UF K CS11 76092609 CERAMIC CHIP 10V B 4 7UF K CS12 76109473 CERAMIC CHIP 25V B 0 047UF K CS15 76092609 CERAMIC CHIP 10V B 4 7UF K CS16 76092609 CER...

Page 20: ...E RA76 76011223 CHIP 1 20W 22K OHM J RA77 76011103 CHIP 1 20W 10K OHM J RA78 76000445 CHIP JUMPER 1608TYPE RA79 76000445 CHIP JUMPER 1608TYPE RB08 76011470 CHIP 1 20W 47 OHM J RB09 76011470 CHIP 1 20W 47 OHM J RB10 76011331 CHIP 1 20W 330 OHM J RB15 76011471 CHIP 1 20W 470 OHM J RB24 76000445 CHIP JUMPER 1608TYPE RB81 76011473 CHIP 1 20W 47K OHM J RB502 76011332 CHIP 1 20W 3 3K OHM J RB503 7601133...

Page 21: ... RE34 76366102 CARBON FILM 1 6W 1K OHM J RE60 76000142 METAL FILM 1 4W 240 OHM F RE61 76000360 METAL FILM 1 4W 1 2K OHM F RE63 76366102 CARBON FILM 1 6W 1K OHM J RE65 76367620 CARBON FILM 1 6W 62 G RE66 76367222 CARBON FILM 1 6W 2 2K OHM G RE70 76366184 CARBON FILM 1 6W 18OK OHM J RE73 76366102 CARBON FILM 1 6W 1K OHM J RE74 76366102 CARBON FILM 1 6W 1K OHM J RE85 76552222 OXIDE METAL FILM 1 2W 2 ...

Page 22: ...LN3481AA LE60 23248456 COIL CHOKE TLN3540AH LE61 23289980 COIL PEAKING TRF4220AZ LE62 23248387 COIL CHOKE 9X11H 22MMHK 2 5A TLN3499AA LE70 23248387 COIL CHOKE 9X11H 22MMHK 2 5A TLN3499AA LE71 23248386 COIL CHOKE 9X11H 2 0MMH 4 0A TLN3481AA LV28 23277002 FERRITECORE ACM3225 102 2PT100 LV29 23246654 COIL CHIP TRF4220CG LV31 23246662 COIL CHIP TRF4100CN LV120 23277002 FERRITECORE ACM3225 102 2PT100 L...

Page 23: ...3C DE74 23357697 DIODE 1SS133 DE85 23357861 DIODE ZENER MTZJ11A DE86 23357697 DIODE 1SS133 DE87 2 23357861 DIODE ZENER MTZJ11A DE88 2 23357697 DIODE 1SS133 DE89 2 23357499 DIODE ERB12 01 DE99 23357840 DIODE ZENER MTZJ6 2B DR01 23357765 DIODE ZENER MA8100 M DR02 23357765 DIODE ZENER MA8100 M DR03 23357765 DIODE ZENER MA8100 M DV120 23357751 DIODE ZENER MA8068 M MISCELLANEOUS B001 1 23301662 DISPLAY...

Page 24: ...IP BLOCK 1 32W 22 OHM J P 8 ZC02 76019479 CHIP BLOCK 1 32W 22 OHM J P 8 ZC03 76019479 CHIP BLOCK 1 32W 22 OHM J P 8 ZC04 76019479 CHIP BLOCK 1 32W 22 OHM J P 8 ZC05 76019479 CHIP BLOCK 1 32W 22 OHM J P 8 ZC06 76019479 CHIP BLOCK 1 32W 22 OHM J P 8 ZC07 76019479 CHIP BLOCK 1 32W 22 OHM J P 8 ZC08 76019479 CHIP BLOCK 1 32W 22 OHM J P 8 ZC09 76019479 CHIP BLOCK 1 32W 22 OHM J P 8 ZC10 76019479 CHIP B...

Page 25: ...SIGNAL BOARD PD2222B1 U101 BOTTOM FOIL SIDE 25 26 ...

Page 26: ...SIGNAL BOARD PD2222B1 U101 TOP COMPONENT SIDE 27 28 ...

Page 27: ...SEIN FPD FULL NON LAN BOARD PD2266D1 U102 BOTTOM FOIL SIDE 29 30 ...

Page 28: ...SEIN FPD FULL NON LAN BOARD PD2266D1 U102 TOP COMPONENT SIDE 31 32 ...

Page 29: ...D TUNER BOARD PD2301A1 U103 BOTTOM FOIL SIDE D TUNER BOARD PD2301A1 U103 TOP COMPONENT SIDE 33 34 ...

Page 30: ...C37 CC24 RC36 CC40 LC05 QC06 ZC18 RC24 CC26 CC14 RC18 RC20 ZC05 ZC23 RC26 RC25 PC02 RC39 CC09 CC41 QC05 RC28 RC21 ZC09 ZC03 RC09 RC34 CC13 RC10 ZC16 RC19 RC02 RC04 ZC11 5 10 15 19 1 2 3 4 5 1 23590232A 30 35 40 42 23 PD2142 20 21 22 2 RC11 CC17 CC10 CC05 PC03 LC04 LC03 CC20 RC05 RC14 RC07 CC04 CC03 CC33 CC06 RC03 RC40 RC62 RC01 RC13 CC11 RC53 CC12 RC49 LC06 RC50 RC41 DC05 CC36 CC16 CC19 RC12 PC01 ...

Page 31: ...06 R4107 Q4103 Q4101 R4104 R4108 R4123 R4109 R4122 LV43 Q4109 GJ414 C4111 R4121 RV377 RV376 GRV76 Q4100 PV03 PV05 Q4108 R4103 R4120 GJ413 RS20 CC18 RS17 RS81 CS11 CS502 QV22 QV23 L101 CC16 C116 C114 C115 D101 C103 GR110 C120 C105 C109 CV74 CV72 C102 RC12 C1803 C1804 C1805 C1806 C1807 RV44 RV43 RV42 RV41 C169 C168 C1811 C1812 C1810 C1808 C1809 H003 C151 L151 R151 GR150 RB575 RB576 RB577 RB578 PJ21A...

Page 32: ...02 PV03 PV05 L101 C105 C109 C107 CS501 RS504 GRS02 RS507 GRS01 CS505 RS505 RS516 RS500 CS504 RS501 LV284 CV74 CS503 CV68 RS517 CV69 RV64 RV78 RV76 RS506 C102 C104 LV202 PK05 H003 L150 CS55 CS56 RS56 CS64 QS01 L105 LV33 GJ002 CV24 QV20 CV27 CV28 CV21 RS36 RS37 RS85 RS86 CS48 CS49 CS52 CS53 CS85 CS36 CS37 CS86 LV201 RV55 RV56 LV205 LV203 LV28 GR113 C666 Q670 Q670A RS55 CS54 CS82 RS82 RS54 CS80 CS81 ...

Page 33: ...0B2 U105B TOP COMPONENT SIDE 1 11 23547861 DS 7209 CB01 CB02 RB22 RB08 PJ41C CB05 CB38 RB24 RB09 CB04 DB01 DB04 DB04A DB01A KB01 DB20 RB15 RB18 RB10 QB04 QB07 DB23 DB22 CB03 RB22 RB08 CB38 RB24 RB09 CB04 DB20 RB15 RB18 RB10 QB04 QB07 DB23 DB22 CB03 23590302A PD2220 3 1 11 DB01 DB04 DB04A DB01A KB01 CB01 CB02 PJ41C CB05 KEY SW BOARD PD2220B4 U105D BOTTOM FOIL SIDE KEY SW BOARD PD2220B4 U105D TOP CO...

Page 34: ...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 DE62 CE61 RE15...

Page 35: ...dicated 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 42HP95 50HP95 SCHEMATIC DIAGRAM WARNING BEFORE SERVICING THIS CHASSIS READ THE SERVICE SAFETY PRECAUTIONS ON PAGE 3 OF THIS MANUAL CAUTION The inter...

Page 36: ...T 308 26 128 EEPROM1 SHEET 309 27 128 EEPROM2 SHEET 310 28 128 MICRO I O SHEET 400 29 128 OCM MEMORY I F SHEET 401 30 128 FLASH MEMORY SHEET 402 31 128 SYNC SEPA SHEET 403 32 128 E2P OTHER SHEET 404 33 128 STD BY MICOR SHEET 405 34 128 CORTEZ REG 1 SHEET 406 35 128 CORTEZ REG 2 SHEET 407 36 128 CORTEZ REG 3 SHEET 408 37 128 BOOT CONFIG SHEET 409 38 128 SERVICE CONNECTOR SHEET 410 39 128 I2C Switch...

Page 37: ...VIDEO POWER SHEET 210 81 128 SEINE DIGITAL OUT SHEET 220 82 128 SEINE BEP IF SHEET 221 83 128 SEINE DAC OUT SHEET 225 84 128 DOWN CON OUT DRIVER SHEET 226 85 128 HD OUT LPF SHEET 227 86 128 MACRO VCD 1 2 SHEET 240 87 128 2 2 SHEET 241 88 128 VIDEO LPF SHEET 242 89 128 MPEG Enc CLK SDRAM SHEET 250 90 128 MPEG Enc AV I F SHEET 251 91 128 MPEG Enc STREAM I F SHEET 252 92 128 MPEG Enc POWER SHEET 253 ...

Page 38: ...R 3 SHEET 904 117 128 DDR 4 SHEET 905 118 128 DDR POWER SHEET 906 119 128 TERMINATOR SHEET 907 120 128 VCXO SHEET 941 121 128 SEINE VDD VSS SHEET 950 122 128 SIGNAL CONNECTOR SHEET 960 123 128 POWER CONNECTOR SHEET 961 124 128 Signal filter SHEET 964 125 128 D TUNER TUNER CONNECTOR TUNER SHEET 104 126 128 OOB FDC SHEET 105 127 128 FAT TUNER SHEET 106 128 128 ...

Page 39: ... POD AudioDAC VIDEO REC out REC Main V AUDIO Analog Tuner MONI OUT REC OUT IC300 HDMI RCV HDMI_1 HDMI_2 V1 S1 PC in R G B HD VD TV V1 V2 V3 YC1 YC2 YC3 S3 V3 S2 V2 EPG SW Y Pb Pr V_DGT M_OUT V_EPG Y Cb Cr D CS1 CS2 CS SW IC700 Analog Front End Video Decoder MUX VBI Data Processor DCDi MADi Scaling BEP OSD LVDS Micro processor IR I F ADC GPIO Digital Input A Digital Input B 2nd Channel Process IR O...

Page 40: ......

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