Toshiba 42HPX95 Service Manual
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Toshiba 42HPX95 Service Manual

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SERVICE MANUAL
Plasma Color Television
- SUMMARY -
42HPX95/50HPX95 is the same as 42HP95/50HP95 except for the parts list on
back of this sheet.
Use this service manual together with the original service manual of 42HP95/50HP95
(File No. 020-200517).
*Service Manual 50HP95 is attached.
TOSHIBA CORPORATION 2005
42HPX95
50HPX95
- 1 -
FILE NO. 023-200520R
SUPPLEMENT
    REVISION-1
Published in Japan, Sep. 2005 (YC)

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  • Page 1 Plasma Color Television 42HPX95 50HPX95 - SUMMARY - 42HPX95/50HPX95 is the same as 42HP95/50HP95 except for the parts list on back of this sheet. Use this service manual together with the original service manual of 42HP95/50HP95 (File No. 020-200517). *Service Manual 50HP95 is attached.
  • Page 2 CHASSIS AND CABINET REPLACEMENT PARTS LIST Location Parts No. Description #1:[42HPX95] #2:[50HPX95] MISCELLANEOUS B205 23940528 PIECE, AV COVER ASSEMBLY 42HPX95 N100 #2 23969797 TAPE PP22 #2 23748085 WASHER, 10X4.2XT=0.3 PC BOARD ASSEMBLIES PC BOARD ASSY, SIGNAL, 42HPX95 U101 75006105 U102...
  • Page 3 Hazardous Substances. From July 1, 2006, the RoHS Directive will prohibit any marketing of new products containing restricted substances. Increasing attention is given to issues related to the global environmental. Toshiba Corporation recognizes environmental protection as a key management tasks, and is doing its utmost to enhance and improve the quality and scope of its environmental activities.
  • Page 4 • The PC board assembly with mark is no longer available after the end of the production. • The green parts describes in "G" mark, listed to the left side of the Parts No. item. Model : 42HPX95 Capacitors..... Ceramic Disk...
  • Page 5 Location Parts No. Description Location Parts No. Description CC11 76109102 CAPACITOR, CERAMIC CHIP, 50V B 1000PF K CH02 76619100 CAPACITOR, ELECTROLYTIC CHIP, 16V 10UF M CC12 76109102 CAPACITOR, CERAMIC CHIP, 50V B 1000PF K CS501 76619100 CAPACITOR, ELECTROLYTIC CHIP, 16V 10UF M CC14 76109102 CAPACITOR, CERAMIC CHIP, 50V B 1000PF K CS503...
  • Page 6 Location Parts No. Description Location Parts No. Description GR05 76000445 RESISTOR, CHIP JUMPER, 1608TYPE R695 76871102 RESISTOR, CHIP, 1/8W 1K OHM J GR110 76000445 RESISTOR, CHIP JUMPER, 1608TYPE RA71 76011683 RESISTOR, CHIP, 1/20W 68K OHM J GR112 76000445 RESISTOR, CHIP JUMPER, 1608TYPE RA72 76011223 RESISTOR, CHIP, 1/20W 22K OHM J GR150...
  • Page 7 Location Parts No. Description Location Parts No. Description RC12 76011101 RESISTOR, CHIP, 1/20W 100 OHM J RE66 76367222 RESISTOR, CARBON FILM, 1/6W 2.2K OHM G RC12 76011103 RESISTOR, CHIP, 1/20W 10K OHM J RE70 76366184 RESISTOR, CARBON FILM, 1/6W 18OK OHM J RC13 76000824 RESISTOR, CHIP JUMPER, 2125TYPE RE73...
  • Page 8 Location Parts No. Description Location Parts No. Description RS87 76011101 RESISTOR, CHIP, 1/20W 100 OHM J LE62 23248387 COIL, CHOKE 9X11H 22MMHK 2.5A TLN3499AA RS88 76011101 RESISTOR, CHIP, 1/20W 100 OHM J LE62 23248432 COIL, CHOKE, TLN3499AH RV121 76872750 RESISTOR, CHIP, 1/16W 75 OHM J LE70 23248387 COIL, CHOKE 9X11H 22MMHK 2.5A TLN3499AA RV122...
  • Page 9 Location Parts No. Description Location Parts No. Description DE06 23357922 DIODE, 1SS120-7-E Q673 23205443 TRANSISTOR, 2SA1162-Y(F) DE06 23357697 DIODE, 1SS133 QB04 23205463 TRANSISTOR, 2SC2712-Y(TE85L,F) DE07 23357821 DIODE, ZENER, MTZJ3.3A QB07 23205463 TRANSISTOR, 2SC2712-Y(TE85L,F) DE07 23357683 DIODE, ZENER, RD3.3ESA B1 QB502 23205307 TRANSISTOR, 2SA562TM-Y(F) DE08 23357499 DIODE, ERB12-01...
  • Page 10 23945015 BAG, POLYETHYLENE COVER 250X400 PJ41A 23713943 CONNECTOR, CONNECT B11B-PH-K-S(LF) Y174 23845510 BAND PJ41B 23713943 CONNECTOR, CONNECT B11B-PH-K-S(LF) Y101 23566767 OWNERS MANUAL, ENGLISH/FRENCH 42HPX95 E/F PJ41C 23713943 CONNECTOR, CONNECT B11B-PH-K-S(LF) Y101 23566767 OWNERS MANUAL, ENGLISH/FRENCH 42HPX95 E/F PV25A 23713944 CONNECTOR, CONNECT B12B-PH-K-S(LF) P819 23713754 PLUG, 3P 2.5MM G, B3B-EH-F1-TV4...
  • Page 11 Location Parts No. Description Location Parts No. Description W661 23351322 SPEAKER, SPK1470BO, 6X12+6X12+TW W662 23351322 SPEAKER, SPK1470BO, 6X12+6X12+TW PP22 23748085 WASHER, WASHER 10X4.2XT=0.3 32WL55C:D985220E - 10 -...
  • Page 12 Hazardous Substances. From July 1, 2006, the RoHS Directive will prohibit any marketing of new products containing restricted substances. Increasing attention is given to issues related to the global environmental. Toshiba Corporation recognizes environmental protection as a key management tasks, and is doing its utmost to enhance and improve the quality and scope of its environmental activities.
  • Page 13 CHASSIS AND CABINET REPLACEMENT PARTS LIST WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION", "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" ON PAGE 3 OF THE ORIGINAL SERVICE MANUAL (File No. 063-200467) 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.
  • Page 14 Location Parts No. Description Location Parts No. Description CC10 76109102 CAPACITOR, CERAMIC CHIP, 50V B 1000PF K CE86 76666470 CAPACITOR, ELECTORLYTIC, 16V 47UF M CC11 76109102 CAPACITOR, CERAMIC CHIP, 50V B 1000PF K CE87 76073090 CAPACITOR, ELECTROLYTIC, 50V 100UF M CC11 76619100 CAPACITOR, ELECTROLYTIC CHIP, 16V 10UF M CH01...
  • Page 15 Location Parts No. Description Location Parts No. Description RESISTOR R691 76011103 RESISTOR, CHIP, 1/20W 10K OHM J GJ413 76000445 RESISTOR, CHIP JUMPER, 1608TYPE R692 76011223 RESISTOR, CHIP, 1/20W 22K OHM J GJ414 76000445 RESISTOR, CHIP JUMPER, 1608TYPE R693 76871102 RESISTOR, CHIP, 1/8W 1K OHM J GR04 76000445 RESISTOR, CHIP JUMPER, 1608TYPE R694...
  • Page 16 Location Parts No. Description Location Parts No. Description RC10 76011101 RESISTOR, CHIP, 1/20W 100 OHM J RE34 76366102 RESISTOR, CARBON FILM, 1/6W 1K OHM J RC10 76011270 RESISTOR, CHIP, 1/20W 27 OHM J RE60 76000142 RESISTOR, METAL FILM, 1/4W 240 OHM F RC11 76011101 RESISTOR, CHIP, 1/20W 100 OHM J RE61...
  • Page 17 Location Parts No. Description Location Parts No. Description RS81 76011102 RESISTOR, CHIP, 1/20W 1K OHM J RS82 76011682 RESISTOR, CHIP, 1/20W 6.8K OHM J LE31 23248386 COIL, CHOKE, TLN3481AA RS85 76011472 RESISTOR, CHIP, 1/20W 4.7K OHM J LE31 23248417 COIL, CHOKE, TLN3481AH RS86 76011472 RESISTOR, CHIP, 1/20W 4.7K OHM J LE60...
  • Page 18 Location Parts No. Description Location Parts No. Description DC01 23362231 DIODE, NNCD6.8MG-T1 IC710 75001217 IC, TC7SH04FU, INVERTER DC02 23362231 DIODE, NNCD6.8MG-T1 IC909 75001247 IC, TC7SH32FU(TE85LF) DC03 23362231 DIODE, NNCD6.8MG-T1 QC01 23085879 IC, USB2224-NU-05 USB2224-NU-05 DC04 23362231 DIODE, NNCD6.8MG-T1 QE25 23205340 TRANSISTOR, 2SA1020-Y(F) DC05 23362194 DIODE, HIGH SPEED SWITCHING 1SS193(TE85L,F)
  • Page 19 23389359 CABLE, FFC 0.5 50P L70 GOLD Y109 23945015 BAG, POLYETHYLENE COVER 250X400 MZ01 23368941 CABLE, LVDS 16P 450MM 23368941 Y101 23566767 OWNERS MANUAL, ENGLISH/FRENCH 42HPX95 E/F H003A 23368943 CABLE, PH0NO 350MM JLC YAF11-1194N Y101 23566767 OWNERS MANUAL, ENGLISH/FRENCH 42HPX95 E/F H003B...
  • Page 20 Location Parts No. Description Location Parts No. Description A231B 23717214 SCREW, BITTB3X12SBN A231C 23717214 SCREW, BITTB3X12SBN A235 23738074 SCREW, PP 5X16 SW+W SBN B213 23717219 SCREW, PP3X8+SW+W SBN A237 23717250 SCREW, PP4X12+SW+W SBN 42HP84;S2681X011 B221 23717225 SCREW, PP4X20+SW+W SBN A238 23717177 SCREW, PP5X12+SW+W SBN 32L400V;S2681X011 A423...
  • Page 22 FILE NO. 020-200517 SERVICE MANUAL Plasma Color Television 42HP95 50HP95 - 1 - Published in Japan, Sep. 2005 (YC) TOSHIBA CORPORATION 2005...

  • Page 23: Table Of Contents

    TABLE OF CONTENTS SERVICE SAFETY PRECAUTIONS ............................ 3 HANDLING 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 &...

  • Page 24: Service Safety Precautions

    SERVICE SAFETY PRECAUTIONS • The caution items shown here describe major safety issues and should always be observed. • The meanings of the various indications are as follows. Indicates a hypothetical situation in which service personnel and nearby third parties, or even WARNING end users due to a product defect after the service operation is completed, could possibly be in danger of injury or even death in the event of operational error.
  • Page 25 WARNING • Always advise users to keep children away. There is danger of injury to children from tools, disassembled products, etc. KEEP CHILDREN AWAY • Always disconnect the power plug before starting work whenever power is not required. Failure to disconnect the power plug before starting work can result in electrical shock. UNPULUG •...

  • Page 26: Handling The Lcd Module

    HANDLING THE LCD MODULE Safety Precautions 3. If the panel surface becomes soiled, wipe with cotton or a In the event that the screen is damaged or the liquid crystal soft cloth. If this does not remove the soiling, breathe on (fluid) leaks, do not breathe in or drink this fluid.
  • Page 27 7. Do not expose the LCD module to direct sunlight or strong ultraviolet rays for an extended period of time. 8. Do not store the LCD module below the temperature con- ditions described in the specifications. Failure to do so could result in freezing of the liquid crystal due to cold air or loss of resilience or other damage.

  • Page 28: Service Mode

    SERVICE MODE 1. ENTERING SERVICE MODE 1) Press MUTE button twice on 2) Press MUTE button again and 3) While pressing the MUTE button, Remote Control. keep pressing. press MENU button on TV set. MUTE (Service mode display) 2. DISPLAYING THE ADJUSTMENT MENU 1) Press MENU button on Remote Control.
  • Page 29 4. SELECTING THE ADJUSTING ITEMS 1) Every pressing of CHANNEL button in the service mode changes the adjustment items in the order of table-2. button for reverse order) 5. ADJUSTING THE DATA 1) Pressing of VOLUME button will change the value of data in the range from 00H to FFH. The variable range depends on the adjusting item.
  • Page 30 SELF DIAGNOSTIC FUNCTION 1) Press “9” button on Remote Control during display of adjustment menu in the service mode. The diagnosis will begin to check if interface among IC’s is executed properly. 2) During diagnosis, the following displays are shown. 42HP95_1593 000000 Firmware :...
  • Page 31 9. VERSION CHECK MODE 1) Press “9” button twice on Remote Control during display of adjustment menu in the service mode. The version of main MPU will begin to check. 2) During Version Check, the following displays are shown. 42HP95_1593(U15) 74 00 01 25 00 00 00000155 MN-42...
  • Page 32 10. STATUS CHECK MODE 1) Press “9” button thrice on Remote Control during display of adjustment menu in the service mode. The status of this model will begin to check. 2) During Status Check, the following displays are shown. EXT1 480i C6 08 10 CE 05 NATURAL...

  • Page 33: Layout Of Major Boards

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

  • Page 34: Mechanical Disassembly

    MECHANICAL DISASSEMBLY 1. Remove the stand (foot) and back cover. PP4 × 8 SBN × 9 A410 PP4 × 8 SBN × 6 PP3 × 8 SBN BITTB4 × 12 SBN × 14 PP3 × 8 + SW + W ECO ×...
  • Page 35 3. Remove the boards (SIGNAL, LED-RMT, LOWB) and speaker. PP3 × 8 ECO × 6 PP3 × 8 ECO × 8 U803 PP3 × 8 ECO × 4 U800 BITTB3 × 12 ECO × 2 U001 U105C BITTB3 × 8 SBN ×...

  • Page 36: Exploded View

    EXPLODED VIEWS 1. Chassis Block PP4 × 8 SBN × 9 A410 PP4 × 8 SBN × 6 PP3 × 8 SBN BITTB4 × 12 SBN × 14 PP5 × 12+SW+W SBN × 4 BITTB4 × 12 SBN × 7 A401 PP3 ×...
  • Page 37 2. Main Block PP3 × 8 ECO × 8 U800 PP4 × 20 + SW + W SBN × 2 PP3 × 8 ECO × 6 PP3 × 8 SBN UF03 BITTB3 × 8 PP3 × 8 + SW + W ECO × 4 U803 ECO ×...

  • Page 38: Packing Disassembly

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

  • Page 39: Chassis And Cabinet Replacement Parts List

    CHASSIS AND CABINET REPLACEMENT PARTS LIST 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.
  • Page 40 Location Location Parts No. Description Parts No. Description CC08 76092730 CERAMIC CHIP, 16V B 0.1UF K @U104 CS10 76092609 CERAMIC CHIP, 10V B 4,7UF K 76109102 CERAMIC CHIP, 50V B 1000PF K @U105A CS11 76092609 CERAMIC CHIP, 10V B 4,7UF K CC09 76092730 CERAMIC CHIP, 16V B 0.1UF K...
  • Page 41 Location Location Parts No. Description Parts No. Description RESISTORS RA78 76000445 CHIP JUMPER, 1608TYPE R103 76011101 CHIP, 1/20W 100 OHM J RA79 76000445 CHIP JUMPER, 1608TYPE R104 76011103 CHIP, 1/20W 10K OHM J RB08 76011470 CHIP, 1/20W 47 OHM J R105 76011273 CHIP, 1/20W 27K OHM J...
  • Page 42 Location Location Parts No. Description Parts No. Description RC14 76000824 CHIP JUMPER, 2125TYPE RE66 76367222 CARBON FILM, 1/6W 2.2K OHM G RC15 76000824 CHIP JUMPER, 2125TYPE RE70 76366184 CARBON FILM, 1/6W 18OK OHM J RC16 76011103 CHIP, 1/20W 10K OHM J RE73 76366102 CARBON FILM, 1/6W 1K OHM J...
  • Page 43 Location Location Parts No. Description Parts No. Description RS501 76011153 CHIP, 1/2OW 15K OHM J LE61 23289980 COIL, PEAKING, TRF4220AZ RS504 76011153 CHIP, 1/2OW 15K OHM J LE62 23248387 COIL, CHOKE 9X11H 22MMHK 2.5A TLN3499AA RS505 76011103 CHIP, 1/20W 10K OHM J LE70 23248387 COIL, CHOKE 9X11H 22MMHK 2.5A TLN3499AA...
  • Page 44 Location Location Parts No. Description Parts No. Description QE65 23135076 IC, SI-3050C DE74 23357697 DIODE, 1SS133 QE66 23205315 TRANSISTOR, RN1206(F) DE85 23357861 DIODE, ZENER, MTZJ11A QE70 23135084 IC, MPD6S011S DE86 23357697 DIODE, 1SS133 QE71 23205324 TRANSISTOR, RN2004(F) DE87 #2 23357861 DIODE, ZENER, MTZJ11A QE85 23205339...
  • Page 45 Location Location Parts No. Description Parts No. Description PB501 23023327 EARPHONE JACK ZC12 76019479 CHIP BLOCK, 1/32W 22 OHM J, P-8 PB502 23023327 EARPHONE JACK ZC13 76019479 CHIP BLOCK, 1/32W 22 OHM J, P-8 PB503 23023327 EARPHONE JACK ZC16 76019479 CHIP BLOCK, 1/32W 22 OHM J, P-8 PC01 23713622...

  • Page 46: Pc Boards Top & Bottom View

    SIGNAL BOARD PD2222B1 (U101) BOTTOM (FOIL) SIDE - 25 - - 26 -...
  • Page 47 SIGNAL BOARD PD2222B1 (U101) TOP (COMPONENT) SIDE - 27 - - 28 -...
  • Page 48 SEIN FPD FULL NON LAN BOARD PD2266D1 (U102) BOTTOM (FOIL) SIDE - 29 - - 30 -...
  • Page 49 SEIN FPD FULL NON LAN BOARD PD2266D1 (U102) TOP (COMPONENT) SIDE - 31 - - 32 -...
  • Page 50 D-TUNER BOARD PD2301A1 (U103) D-TUNER BOARD PD2301A1 (U103) BOTTOM (FOIL) SIDE TOP (COMPONENT) SIDE - 33 - - 34 -...
  • Page 51 MULTI CARD BOARD PD2142A1 (U104) BOTTOM (FOIL) SIDE CC02 CC09 ZC05 RC04 ZC16 ZC06 ZC07 ZC08 QC01 ZC10 85 90 ZC02 ZC11 ZC11 ZC03 ZC04 ZC01 ZC02 ZC04 ZC01 ZC12 CC14 XC01 RC61 ZC22 CC26 CC26 ZC22 CC27 ZC23 ZC23 RC36 RC36 RC34...
  • Page 52 TN/AV-AOUT BOARD PD2220B1 (U105A) BOTTOM (FOIL) SIDE RV370 CV38 RV68 CV38 RV68 XB501 RV331 PB501 DV08 P803B RV334 RV330 CC02 RV333 RV330 RV340 RV333 5V-1 QB505 QV286 CV39 GRV56 RV289 RV289 GRV56 CV39 RV301 RV290 RV290 RV301 RV332 9V-1 QV285 RV332 PB502 RV287...
  • Page 53 TN/AV-AOUT BOARD PD2220B1 (U105A) TOP (COMPONENT) SIDE RV66 RV66 RB565 RB565 RB562 RB562 XB501 RB564 RB564 CV287 CV289 QH01 CV273 QB516 RB563 RH05 RB563 P803B CH02 CV291 RH05 CV291 CH06 CH06 CH05 CH05 QH01 RV304 RV304 CV292 RH04 5V-1 RB505 RH04 CB509 CB504...
  • Page 54 FRONT AV BOARD PD2220B2 (U105B) FRONT AV BOARD PD2220B2 (U105B) BOTTOM (FOIL) SIDE TOP (COMPONENT) SIDE PV25B 23547861 C605 DV121 C606 C606 D652 R689 23590302A DV122 DV122 R693 R693 CV122 DS-7209 R688 R694 R694 CC10 PP25 CV122 PD2220 CC10 R695 R687 RC10 R695...
  • Page 55 LOWB BOARD (42HP95:PD2202B1 50HP95:PD2202E1) (U803) BOTTOM (FOIL) SIDE DE08 CCP-6400 23547851 DE09 P818 TCI-A7S D 94V-0 S_FAN P804A QE25 LE31 CE25 FAN- PODFAN_STOP SOUND GND QE85 DE72 RE26 P819 SOUND GND CE85 FAN- RE28 RE27 DE05 RE29 S_FAN RE87 DE71 QE26 QE86 QE10A...
  • Page 56 SCHEMATIC DIAGRAM MODEL : 42HP95/50HP95 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.
  • Page 57 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] ..
  • Page 58 SEIN FPD FULL NON LAN SEINE RESET/CLOCK/TIMER/IRC [SHEET-1] ..56/128 SEINE SLOW BUS [SHEET-2] ..57/128 SLOW BUS ADDRESS REGISTER [SHEET3] ..58/128 SEINE IIC/UART [SHEET-4] ..59/128 SEINE PIO [SHEET-5] ..60/128 ROM/FLASH [SHEET-6] ..61/128 M-SYSTEM(NANDFLASHROM) [SHEET-7] ..62/128 [SHEET-8] ..
  • Page 59 SEIN FPD FULL NON LAN POD I/F [SHEET-703] .. 112/128 PODVCC [SHEET-704] .. 113/128 DDR SDRAM I/F [SHEET-901] .. 114/128 DDR 1 [SHEET-902] .. 115/128 DDR 2 [SHEET-903] .. 116/128 DDR 3 [SHEET-904] .. 117/128 DDR 4 [SHEET-905] .. 118/128 DDR POWER [SHEET-906] ..
  • Page 60 - 48 -...

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