Toshiba 42HP95 Service Manual
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Toshiba 42HP95 Service Manual

Plasma color television
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FILE NO. 020-200517
SERVICE MANUAL
Plasma Color Television
42HP95
50HP95
- 1 -
Published in Japan, Sep. 2005 (YC)
TOSHIBA CORPORATION 2005

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  • Page 1 All manuals and user guides at all-guides.com FILE NO. 020-200517 SERVICE MANUAL Plasma Color Television 42HP95 50HP95 - 1 - Published in Japan, Sep. 2005 (YC) TOSHIBA CORPORATION 2005...

  • Page 2: Table Of Contents

    All manuals and user guides at all-guides.com 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 ....................

  • Page 3: Service Safety Precautions

    All manuals and user guides at all-guides.com 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 4 All manuals and user guides at all-guides.com 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.

  • Page 5: Handling The Lcd Module

    All manuals and user guides at all-guides.com 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 6 All manuals and user guides at all-guides.com 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 7: Service Mode

    All manuals and user guides at all-guides.com 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.
  • Page 8 All manuals and user guides at all-guides.com 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.
  • Page 9 000000 Firmware : Version information of microprocessor In case of file name : 42HP95 and Version : 1593 indicates[42HP95_1593]. Time : Total hour of turn the TV on. (Unit : H) Bus line : --"OK" is normal "SCL-GND"(Red indication) : SCL-GND short circuit "SDA-GND"(Red indication) : SDA-GND short circuit...
  • Page 10 00000155 MN-42 MAIN MPU : Version information of microprocessor In case of file name : 42HP95, Version 1593 for Code Program Version and (U15) for OSD Version indicates [42HP95_1593(U15)] EEPROM : Version information of EEPROM : Display 1 byte data.
  • Page 11 All manuals and user guides at all-guides.com 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...

  • Page 12: Layout Of Major Boards

    All manuals and user guides at all-guides.com 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 13: Mechanical Disassembly

    All manuals and user guides at all-guides.com 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 ×...
  • Page 14 All manuals and user guides at all-guides.com 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 ×...

  • Page 15: Exploded View

    All manuals and user guides at all-guides.com 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 ×...

  • Page 16: Bittb4 × 12 Eco

    All manuals and user guides at all-guides.com 2. Main Block PP3 × 8 ECO × 8 U800 PP4 × 20 + SW + W SBN × 2 PP3 × 8 ECO × 6 PP3 × 8 SBN BITTB3 × 8 UF03 PP3 ×...

  • Page 17: Packing Disassembly

    All manuals and user guides at all-guides.com PACKING DISASSEMBLY A705 A701A A705 A702A A702A Y174 K902 Y101 Y170 A702B A702B A701B - 17 -...

  • Page 18: Chassis And Cabinet Replacement Parts List

    • 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. Model : 42HP95/50HP95 Capacitors ..... CD Ceramic Disk : Plastic Film : Electrolytic Resistors ....
  • Page 19 All manuals and user guides at all-guides.com 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...
  • Page 20 All manuals and user guides at all-guides.com 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...
  • Page 21 All manuals and user guides at all-guides.com 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...
  • Page 22 All manuals and user guides at all-guides.com 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...
  • Page 23 23085576 IC, OP AMP, BA4558F #2 23405527 OPTICAL FILTER, AGC 50XGA PDF-69Q6H QV16 23085806 IC, 3 IN 1 OUT 75OHM DRIVER MM1228XFBE B205 23940501 PIECE, AV COVER ASSEMBLY 42HP95 QV18 23205330 TRANSISTOR, RN1403(F) B213 23717219 SCREW, PP3X8+SW+W SBN QV20 23085393...
  • Page 24 76019404 CHIP BLOCK, 1/16W 10K OHM J, P-8 PJ22A 23757176 CONNECTOR, IRS 9637S-50Y902 GLD PC BOARD ASSEMBLIES PJ41A 23713943 CONNECTOR, CONNECT B11B-PH-K-S(LF) PC BOARD ASSY, PD2222B1 SIGNAL 42HP95 PJ41B 23713943 CONNECTOR, CONNECT B11B-PH-K-S(LF) U101 75004993 PJ41C 23713943 CONNECTOR, CONNECT B11B-PH-K-S(LF)

  • Page 25: Pc Boards Top & Bottom View

    All manuals and user guides at all-guides.com SIGNAL BOARD PD2222B1 (U101) BOTTOM (FOIL) SIDE - 25 - - 26 -...
  • Page 26 All manuals and user guides at all-guides.com SIGNAL BOARD PD2222B1 (U101) TOP (COMPONENT) SIDE - 27 - - 28 -...
  • Page 27 All manuals and user guides at all-guides.com SEIN FPD FULL NON LAN BOARD PD2266D1 (U102) BOTTOM (FOIL) SIDE - 29 - - 30 -...
  • Page 28 All manuals and user guides at all-guides.com SEIN FPD FULL NON LAN BOARD PD2266D1 (U102) TOP (COMPONENT) SIDE - 31 - - 32 -...
  • Page 29 All manuals and user guides at all-guides.com D-TUNER BOARD PD2301A1 (U103) D-TUNER BOARD PD2301A1 (U103) BOTTOM (FOIL) SIDE TOP (COMPONENT) SIDE - 33 - - 34 -...
  • Page 30 All manuals and user guides at all-guides.com 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...
  • Page 31 All manuals and user guides at all-guides.com 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 QB505 5V-1 QV286 CV39 GRV56 RV289 RV289 GRV56 CV39 RV301 RV290 RV290...
  • Page 32 All manuals and user guides at all-guides.com TN/AV-AOUT BOARD PD2220B1 (U105A) TOP (COMPONENT) SIDE RV66 RV66 RB565 RB565 RB562 RB562 XB501 RB564 RB564 CV287 CV289 QH01 CV273 QB516 RH05 RB563 RB563 P803B CH02 CV291 RH05 CV291 CH06 CH06 CH05 CH05 QH01 RV304 RV304...
  • Page 33 All manuals and user guides at all-guides.com FRONT AV BOARD PD2220B2 (U105B) FRONT AV BOARD PD2220B2 (U105B) BOTTOM (FOIL) SIDE TOP (COMPONENT) SIDE PV25B 23547861 C605 C606 DV121 C606 D652 R689 23590302A DV122 DV122 R693 R693 CV122 DS-7209 R688 R694 CC10 PP25 CV122...
  • Page 34 All manuals and user guides at all-guides.com 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-...

  • Page 35: Schematic Diagram

    All manuals and user guides at all-guides.com 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 36 All manuals and user guides at all-guides.com 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] ..
  • Page 37 All manuals and user guides at all-guides.com 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] ..
  • Page 38 All manuals and user guides at all-guides.com 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] ..
  • Page 39 All manuals and user guides at all-guides.com - 48 -...
  • Page 40 All manuals and user guides at all-guides.com...

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50hp95

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