Toshiba 32HL85 Service Manual Download | Manualshive

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A450

A401

A445

A420

MECHANICAL DISASSEMBLY

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P801

A315

A340

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PP12

A320

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U101C

U101B

U101D

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Summary of Contents for 32HL85

Page 1: ... 1 SERVICE MANUAL LCD Color Television 32HL85 FILE NO 020 200505 Published in Japan May 2005 YC TOSHIBA CORPORATION 2005 REVISION 1 ...

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 23 CIRCUIT BLOCK DIAGRAM 35 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: ...ates HL85_0100 N Time Total hour of turn the TV on Unit H O Power Operation number of protecting circuit 000 is normal When indication is other than 000 overcurrent apt to flow and circuit parts may possibly be damaged P 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 Q Bus cont OK is norma...

Page 10: ...file name HL85 Version 0100 for Code Program Version and U15 for OSD Version indicates HL85_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 LCD Panel Vender information display The following Panel Vender ...

Page 11: ...mation 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 MAIN PLL Main PLL information Display 1 byte data at five P SCREEN SIZE Display the screen size as follows EXT1 480i NATURAL C6 38 54 CE 08 0000 0000 0000 M N P Q O Q OTHER STATUS Other status information Display three numbers of 2 byte data Theater Wi...

Page 12: ... 12 LAYOUT OF MAJOR BOARDS U101A AV TERMINAL BOARD U103A SIGNAL BOARD U101D KEY BOARD U101C LED BOARD U812 AC IN BOARD U101B FRONT AVBOARD U811 POWER BOARD ...

Page 13: ... foot and back cover 2 Remove the boards FRONT AV LED KEY and piece key ass y P801 A315 A340 BITTB 3 12 SBN 5 PP3 8 SW W SBN 3 PP3 8 SW W ECO 3 PP3 8 SW W SBN 2 PP3 8 SW W SBN BITTB3 8 SBN 3 PP3 8 SW W ECO PP3 8 SW W ECO PP3 8 SW W ECO 4 PP3 8 SW W ECO 2 PP3 8 SW W ECO BITTB3 12 SBN 2 PP12 A320 PP08 U101C U101B U101D ...

Page 14: ... 16 SBN 4 PP3 8 SW W ECO 5 PP3 8 SW W ECO 5 H001 PP08 PP12 PP08 U103A U101A U811 U812 3 Remove the boards POWER AC IN SIGNAL AV TERMINAL and speaker 4 Remove the display PP3 8 SW W ECO 2 PP3 8 SW W ECO 2 A317 B001 A201 BITTB4 16 ECO 14 PB4 5 ECO 2 PB4 5 ECO 2 PP4 5 ECO 2 ...

Page 15: ...B3 8 SBN 3 PP3 8 SW W SBN BITTB3 12 SBN 2 PP3 8 SW W ECO 4 PP3 8 SW W ECO 2 PP3 8 SW W SBN 5 PP3 8 SW W SBN 3 PP3 8 SW W ECO PP5 16 SW W SBN 5 PP3 8 SW W ECO 3 PP3 8 SW W ECO PP3 8 SW W SBN 2 PP3 8 SW W SBN A450 A401 A445 A340 P801 A315 PP08 PP12 A320 U101C U101B U101D A420 ...

Page 16: ...P3 8 SW W ECO 4 PP3 8 SW W ECO 4 PP3 8 SW W ECO 5 PP3 8 SW W ECO 5 PB4 5 ECO 2 BITTB4 16 ECO 14 PB4 5 ECO 2 PB4 5 ECO 2 PP3 8 SW W ECO 2 PP3 8 SW W ECO 2 B001 W661 W661 A201 H001 PP08 PP12 PP08 PP08 A317 U103A U101A U811 U812 2 Main Block ...

Page 17: ... 17 PACKING DISASSEMBLY A702B A702B A703 A702A A702A K902 Y170 A709 Y109 Y101 A701A ...

Page 18: ...V 100UF M C678 76503041 PLASTIC FILM 63V 0 1UF J C679 76503041 PLASTIC FILM 63V 0 1UF J C680 76073072 ELECTROLYTIC 35V 1000UF M 3A C681 76073072 ELECTROLYTIC 35V 1000UF M 3A C682 76073072 ELECTROLYTIC 35V 1000UF M 3A C684 76109103 CERAMIC CHIP 50V B 0 01UF K C685 76109103 CERAMIC CHIP 50V B 0 01UF K C801 76503507 PLASTIC FILM AC275V 0 22UF K C802 76503507 PLASTIC FILM AC275V 0 22UF K C803 76503250...

Page 19: ...10K OHM J R683 76011223 CHIP 1 20W 22K OHM J R684 76011104 CHIP 1 20W 100K OHM J R685 76011183 CHIP 1 20W 18K OHM J R686 76011102 CHIP 1 20W 1K OHM J R687 76871102 CHIP 1 8W 1K OHM J R688 76871102 CHIP 1 8W 1K OHM J R689 76871102 CHIP 1 8W 1K OHM J R695 76871102 CHIP 1 8W 1K OHM J R696 76871102 CHIP 1 8W 1K OHM J R697 76871102 CHIP 1 8W 1K OHM J R801 76004716 METAL GLAZE 1 2W 2 2M OHM J R803 76366...

Page 20: ...1 20W 75 OHM J RV27 76011750 CHIP 1 20W 75 OHM J RV28 76011750 CHIP 1 20W 75 OHM J RV29 76011750 CHIP 1 20W 75 OHM J RV30 76011750 CHIP 1 20W 75 OHM J RV40 76000445 CHIP JUMPER 1608TYPE RV41 76000445 CHIP JUMPER 1608TYPE RV42 76000445 CHIP JUMPER 1608TYPE RV43 76000445 CHIP JUMPER 1608TYPE RV44 76000445 CHIP JUMPER 1608TYPE RV76 76011750 CHIP 1 20W 75 OHM J RV79 76000445 CHIP JUMPER 1608TYPE RV82 ...

Page 21: ...S B DE09 23362074 DIODE ZENER DZ6 8 BS B DE11 23357709 DIODE RU1P DE12 23357512 DIODE AL01Z DE13 23357512 DIODE AL01Z DE14 23357512 DIODE AL01Z DE15 23362099 DIODE ZENER DZ27 BS B DE16 23357880 DIODE ZENER MTZJ20B DE17 23357512 DIODE AL01Z DE19 23357854 DIODE ZENER MTZJ10B DE50 23357706 DIODE AK04 DE51 23357842 DIODE ZENER MTZJ6 8B DE52 23357703 DIODE 1SS355 DE54 23357703 DIODE 1SS355 DE55 2335774...

Page 22: ...1P SR81 23146588 RELAY DLS5D1 O M 0 15W W661 23351292 SPEAKER SPK1410AM 60X120 8 OHM 10W ZA01 23103839 FERRITECORE TFE1012 PC BOARD ASSEMBLIES U101A 75001368 PC BOARD ASSY PD2150A1 AV TERM U101B 75001369 PC BOARD ASSY PD2150A2 FRONT AV U101C 75001370 PC BOARD ASSY PD2150A3 LED U101D 75001371 PC BOARD ASSY PD2150A4 KEY U103A 75005471 PC BOARD ASSY PD2131G1 SIGNAL U811 75001401 PC BOARD ASSY PD2164B...

Page 23: ... RV22 D897 QE95 R6654 QV61 RE93 D674 Q653 R659 CV10 R6631 C684 R656 R895 RV600 R897 RV20 R6652 RE87 R6615 R6646 R6640 RV23 RE85 R6645 R6637 R6650 RV19 RE84 D675 RE96 Q651 QE97 Q6601 DE99 R679 D896 DV05 RV21 R6644 R6642 DV01 R896 RE94 R6643 RE90 RE91 DE95 R6641 R894 R657 R658 RV25 R6648 RV07 D671 QE98 RE88 RE98 Q652 RV78 RV79 CV76 QV17 R677 GR661 GR660 C685 R685 Q672 D678 R683 D676 RV75 RV74 Q673 G...

Page 24: ...3 4 5 6 7 8 9 10 NC NC 3 3V GND 5V1 RMT NC GND LED 11 DS 7209 POWER QB04 DB04 RB10 QB07 PJ41A RB22 RB09 CB01 DB20 DB01A RB24 RB15 RB18 CB05 CB04 RB08 DB01 CB38 DB23 KB01 DB22 CB03 CB02 QB04 RB10 QB07 RB22 RB09 DB20 RB24 RB15 RB18 CB04 RB08 CB38 DB23 DB22 CB03 23590238A PD2150 11 10 9 8 7 1 2 3 4 5 6 3 POWER TIMER PJ41A CB01 DB01A CB05 DB01 KB01 CB02 DB04A DB04 LED BOARD PD2150A3 U101C BOTTOM FOIL ...

Page 25: ... 27 SIGNAL BOARD PD2131G1 U103A BOTTOM FOIL SIDE ...

Page 26: ... 28 SIGNAL BOARD PD2131G1 U103A TOP COMPONENT SIDE ...

Page 27: ...802 D811 CE16 RE16 CE12 LE11 R8 08 R817 Q801A CE07 R E 2 9 R805 R815 FE01 C824 D806 DE15 D812 CE23 RE23 R814 DE07 CE10 CE09 C825 CE18 C827 L804 DE11 R809 DE08 R813 C815 R803 P811B C810 QE01A P812B RE15 C819 R812 RE17 CE17 DE09 R807 RE19 RE13 DE14 RE18 C804 DE16 D810 QE01 RE12 Q801 R806 CE22 C820 DE13 DE19 RE14 D805 C817 D809 CE29 C 8 2 1 C 8 2 2 DE77A DE75A L878 CE86 CE24 QE26 C823 C813 R890 D813 ...

Page 28: ...2 1 1 AC_IN 2 1 125V 8A R851 C8 05 CE04 P813A C8100 C8110 C E 0 5 LE06 C 8 0 6 L806 L807 P811A GJ92 GJ91 C851 D801 SR81 GJ93 R828 R853 Q854 D852 R857 Q851 R854 R856 C852 R859 Q853 Q852 R852 R858 R850 R855 D801A R827 Q855 DE01 L802 C812 CE13 DE02 DE03 RE 03 LE07 P812A L801 GJ94 CE02 C811 F801B RE04 CE14 F801 C802 GJ90 F801A GJ89 GJ88 T802 GJ87 P800 D899 P805B R801 T801 GAP C801 R899 C851 R853 Q854 ...

Page 29: ... 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 32HL85 SCHEMATIC DIAGRAM WARNING BEFORE SERVICING THIS CHASSIS READ THE SERVICE SAFETY PRECAUTIONS ON PAGE 3 OF THIS MANUAL CAUTION The internati...

Page 30: ... 48 EEPROM1 SHEET 309 23 48 EEPROM2 SHEET 310 24 48 MICRO I O SHEET 400 25 48 OCM MEMORY I F SHEET 401 26 48 FLASH MEMORY SHEET 402 27 48 SYNC SEPA SHEET 403 28 48 E2P OTHER SHEET 404 29 48 STD BY MICOR SHEET 405 30 48 CORTEZ REG 1 SHEET 406 31 48 CORTEZ REG 2 SHEET 407 32 48 CORTEZ REG 3 SHEET 408 33 48 BOOT CONFIG SHEET 409 34 48 SERVICE CONNECTOR SHEET 410 35 48 I2C Switch SHEET 411 36 48 AUDIO...

Page 31: ...MADi Scaling BEP LVD S OSD Micro processor IR I F Digital Input A Digital Input B 2nd Channel Process STAND BY MICRO DDR SDRAM IO EXP DDR SDRAM I2C MSP SIGNAL BOARD I2C PC IN POWER BOARD AC INPUT Audio out AV BOARD TIF EXT in GPIO AD I2C PANEL CORTEZ FLASH ROM EEPROM PANEL I F FLI8532 CIRCUIT BLOCK DIAGRAM ...

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