Toshiba 32HLX84, Service Manual

Page 1: ...SERVICE MANUAL LCD Color TV 32HLX84 FILE NO 020 200422 DOCUMENT CREATED IN JAPAN Oct 2004 Pravin Mevada Pravin Mevada ...

Page 2: ...ODULE 5 SERVICE MODE 7 TROUBLESHOOTING DIAGNOSIS FUNCTION 8 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 23 BLOCK DIAGRAM 37 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: ...fied parts when the mark 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 vo...

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: ...s 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 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 ...

Page 7: ...signal black cross bar built in signal OFF CAUTION For the video system adjustment never attempt to initialize the data unless initial setting data is exceed incorrectly Adjustment items Brightness correction BRTC White balance RCUT GCUT BCUT Adjustment procedure 1 Receive a general broadcasting program then press MENU button on the remote control set the unicolor to minimum 00 and brightness to s...

Page 8: ...terminal on TV microprocessor becomes LOW at 2 seconds or more Interruption of FAN motor function detection No 53 terminal on TV microprocessor becomes HIGH for 30 seconds Abnormal sound detection P4 terminal of QS10 becomes LOW for 15 seconds during Speaker is activated LED LED is lit in 1 second at intervals of 1 second LED is lit in 0 5 at intervals of 0 5 second LED is lit in 0 25 second at in...

Page 9: ...ation HDMI NO Serial No of HDMI software 8digits HDMI ERR CODE HDMI error code number BEP SW VER Software version information for BEP microprocessor BEP E2P VER Software version information for BEP E2P Total hour of TV set on time 6digits Unit hour INITIALIZATION OF SELF DIAGNOSIS DATA 1 Enter the service mode then select any register item 2 Press and hold the RECALL button on the remote control t...

Page 10: ... 10 LAYOUT OF MAJOR BOARDS U001 SIGNAL BOARD U004 POWER SW BOARD U006 LOWB AOUT BOARD U003 LED RMT BOARD U800 POWER UNIT U002 FRONT AV BOARD U008 SCALER BOARD U007 KEY SW BOARD ...

Page 11: ...420 A445 U007 P801 U002 U003 BITTP3 12 5 PP3 8 Black 2 PP3 8 3 PP3 8 2 PP3 8 PP3 8 BITTP3 8 3 PP3 8 PP3 8 4 PP3 8 2 PP3 8 Black BITTP3 12 2 MECHANICAL DISASSEMBLY 1 Remove the stand foot and back cover 2 Remove the boards FRONT AV LED REM and piece key ass y ...

Page 12: ... 8 7 If a power sw board is touched there is fear of the electric shock accident Please be sure to do work after covering with sheet insulator U006 U001 U004 3 Remove the boards POWER SW LOWB SIGNAL SCALER and speaker 4 Remove the display A317 B001 A201 PP3 8 2 PP3 8 12 PP3 8 2 PB4 5 2 PP4 5 2 PP3 8 2 PB4 5 PB4 5 ...

Page 13: ... 1 Chassis Block BITTP4 16 10 BITTP3 12 5 BITTP3 8 3 PP3 8 BITTP3 12 2 PP3 8 4 PP3 8 2 PP3 8 Black 5 PP3 8 Black 2 PP5 16 Black 5 PP3 8 Black PP3 8 3 PP3 8 2 PP3 8 PP3 8 A450 A401 A420 P801 A445 U002 U003 A461 U007 PP3 8 ...

Page 14: ...P4 16 4 BITTP4 16 PP3 8 4 Spring OFDM PP3 8 7 PP3 8 2 PP3 8 8 PP3 8 2 PB4 5 PB4 5 PP3 8 12 PP3 8 2 PB4 5 2 PP3 8 PP4 5 2 PP3 8 2 PP3 8 7 U800 U008 U001 U006 A317 U004 S801A B001 W661 W661 A201 sheet inslator 3 2 Main Block ...

Page 15: ... 15 PACKING DISASSEMBLY Y109 A702B A702B A702A A702A K903 K902 Y170 Y101 A703 A709 ...

Page 16: ... K C6050 24105560 CERAMIC CHIP 50V CH 56PF J C6051 24105560 CERAMIC CHIP 50V CH 56PF J C6052 24105560 CERAMIC CHIP 50V CH 56PF J C6054 24105050 CERAMIC CHIP 50V CH 5PF C C6055 24105010 CERAMIC CHIP 50V CK 1PF C C606 24109102 CERAMIC CHIP 50V B 1000PF K C6070 24105470 CERAMIC CHIP 50V CH 47PF J C6071 24105470 CERAMIC CHIP 50V CH 47PF J C6072 24100104 CERAMIC CHIP 25V F 0 1UF Z C6073 24100104 CERAMI...

Page 17: ... F 1UF Z CV01 24092621 CERAMIC CHIP 10V B 1UF K CV02 24092621 CERAMIC CHIP 10V B 1UF K CV03 24092621 CERAMIC CHIP 10V B 1UF K CV04 24100104 CERAMIC CHIP 25V F 0 1UF Z CV05 24092621 CERAMIC CHIP 10V B 1UF K CV06 24092621 CERAMIC CHIP 10V B 1UF K CV10 24100104 CERAMIC CHIP 25V F 0 1UF Z CV11 24092621 CERAMIC CHIP 10V B 1UF K CV121 24109103 CERAMIC CHIP 50V B 0 01UF K CV122 24105101 CERAMIC CHIP 50V ...

Page 18: ...K OHM J R655 24011222 CHIP 1 20W 2 2K OHM J R664 24011104 CHIP 1 20W 100K OHM J R665 24011104 CHIP 1 20W 100K OHM J R667 24011104 CHIP 1 20W 100K OHM J R670 24011682 CHIP 1 20W 6 8K OHM J R671 24011152 CHIP 1 20W 1 5K OHM J R672 24011682 CHIP 1 20W 6 8K OHM J R673 24011152 CHIP 1 20W 1 5K OHM J R675 24011102 CHIP 1 20W 1K OHM J R676 24011473 CHIP 1 20W 47K OHM J R677 24011473 CHIP 1 20W 47K OHM J ...

Page 19: ...24011104 CHIP 1 20W 100K OHM J RV001 24011102 CHIP 1 20W 1K OHM J RV002 24011101 CHIP 1 20W 100 OHM J RV003 24011102 CHIP 1 20W 1K OHM J RV004 24011101 CHIP 1 20W 100 OHM J RV005 24011102 CHIP 1 20W 1K OHM J RV006 24011101 CHIP 1 20W 100 OHM J RV007 24011102 CHIP 1 20W 1K OHM J RV008 24011101 CHIP 1 20W 100 OHM J RV01 24011101 CHIP 1 20W 100 OHM J RV03 24011101 CHIP 1 20W 100 OHM J RV06 24011101 C...

Page 20: ...78GH L102 23103828 INDUCTOR BEAD TEM2121M L103 23103828 INDUCTOR BEAD TEM2121M L6001 23103825 INDUCTOR BEAD TEM2118M L6002 23103825 INDUCTOR BEAD TEM2118M L6003 23103825 INDUCTOR BEAD TEM2118M L6004 23103825 INDUCTOR BEAD TEM2118M L6005 23103825 INDUCTOR BEAD TEM2118M L6006 23103828 INDUCTOR BEAD TEM2121M L6007 23103828 INDUCTOR BEAD TEM2121M L6010 23103828 INDUCTOR BEAD TEM2121M L6011 23103828 IN...

Page 21: ...2SA1576A106 QY513 23314994 TRANSISTOR 2SA1576A106 QY514 23314994 TRANSISTOR 2SA1576A106 QY515 23314994 TRANSISTOR 2SA1576A106 QY516 23314994 TRANSISTOR 2SA1576A106 QY518 23314993 TRANSISTOR 2SC4081 Q QY522 23314993 TRANSISTOR 2SC4081 Q MISCELLANEOUS B001 23301625 DISPLAY 04LPL32 B300 23717215 SCREW PP3X8 SW W ECO B310 23717219 SCREW PP3X8 SW W SBN B315 23717214 SCREW BITTB3X12SBN D835C 23960136 AD...

Page 22: ... TOP 32HLX84 32HLX84 S1304D174 A702B 23946850 PACKING BOTTOM 32HLX84 32HLX84 S1304D175 A703 23945143 BAG PROTECTIVE 35P2700 A709 23946940 PACKING CENTER PACKING 32HLX84 32HLX84 S1304D286 K902 23306504 REMOCON HAND UNIT CT 90164 K903 23306465 REMOCON HAND UNIT 57HX82 Y101 23566541 OWNERS MANUAL ENG FRE SPA 32HLX84 E F S Y109 23945015 BAG POLYETHYLENE COVER 250X400 Y170 23845800 WIRE HOLDER NYLON66 ...

Page 23: ...30 RS59 RY547 RV33 RS61 RY519 RS55 RV34 CY505 CS12 RS56 QV007 RV370 RY518 LY504 QV91 CC02 RY545 CY515 RV340 R620 R265 RV22 RV004 RV35 RY501 RS26 RS34 RS40 RC04 RY525 QS11 RS18 RY507 RV32 RV21 CS16 RS50 CV38 RS27 QY522 QY515 CS41 RY509 CY537 RC03 RS35 CC01 CV47 CS51 RY524 RS42 RS47 RY516 RS29 RY510 QY507 RV39 CV10 QS08 CS40 CC03 DV07 CY501 QV006 R621 RV10 RV147 RS64 RS31 RY552 RS33 CS50 RV40 RS60 R...

Page 24: ...V66 CV670 RV377 QY520 LV13 QY200 CY204 RV66 CY205 RV376 CY540 GR112 RY521 CY203 RY205 RY520 CY521 LY212 CY508 CY541 CY214 CY209 L6004 C6079 R6003 Q6004 C6080 L6002 Q6005 C6033 R6005 R6006 Q6001 R6004 C6081 R6080 R6074 C6073 C6020 GR113 C6088 Q6006 Q6008 C6084 Q6007 R6020 C6016 D6001 Q6003 C6034 C6086 R6075 Q6002 R6016 C6072 C6049 C6082 C6078 R6073 C6046 R6031 GR111 R6072 C6032 R6021 C6021 L6005 C6...

Page 25: ... LED RMT BOARD PD1976 3 U003 BOTTOM FOIL SIDE POWER 4 1 8 5 DS 7405 9 23547733 5V1 IN OUT GND GND LED REM IN GND REM OUT 8 6 4 2 1 7 5 3 DB53 RB64 RB65 QB55 RB74 RB72 RB05 RB04 RB66 RB57 QB52 DB54 QB01 QB54 RB73 RB69 RB59 RB19 QB53 RB53 RB55 RB63 RB56 RB58 RB54 DB52 RB62 RB60 RB52 RB70 CB54 RB01 RB15 RB51 RB67 RB71 LB51 DB53 RB64 RB65 QB55 CB57 RB74 RB72 RB05 RB04 LB52 DB01A DB01 DB03A CB58 DB03 D...

Page 26: ...ND CE44 GE42 CE40 QE40A CE41 RE41 Q822 QE40 L839 P818 D896 C899 R838 Q829 D832 R897 R848 R896 P819 Q825 R898 D897 R845 D833 D898 R871 D870 L836 G872 Q835A Q870A C871 R853 R870 C841 Q824 D870A Q829A Q835 L871 C8351 C870 C872 Q823 C844 C874 Q870 C876 CE46 P807A CE42 DE40 LE41 P809A LE40 RE40 DE40A C837 C839 LE43 DE43 DE42 RE42 D810 C835 CE45 Q820 C8340 R835 C838 C820 R839 D820 L835 C834 C822 R821 D8...

Page 27: ...SCALER BOARD PD1898 U008 BOTTOM FOIL SIDE 31 32 ...

Page 28: ...SCALER BOARD PD1898 U008 TOP COMPONENT SIDE 33 34 ...

Page 29: ... in ohm K 1 000 M 1 000 000 All resistors are 1 6W and 5 tolerance carbon resistor unless otherwise noted as the following marks 1 2R Metal or Metal oxide of 1 2 watt 1 2S Carbon compsistion of 1 2 watt 1RF Fuse resistor of 1 watt 10W Cement of 10 watt K 10 G 2 F 1 2 CAPACITOR Unless otherwise noted in schematic all capacitor values less than 1 are expressed in F and the values more than 1 in pF A...

Page 30: ...TIF AUDIO_MUTE AUDIO_SW SUB VCD A_OUT 1 2 2 2 SHEET 200 SHEET 201 SHEET 202 SHEET 203 SHEET 204 SHEET 205 SHEET 206 SHEET 207 SHEET 208 SHEET 209 SHEET 210 SHEET 211 SHEET 212 SHEET 213 SHEET 300 SHEET 301 SHEET 302 SHEET 303 SHEET 304 SHEET 305 SHEET 306 SHEET 307 SHEET 308 SHEET 310 SHEET 500 SHEET 501 SHEET 502 SHEET 503 SHEET 600 SHEET 601 SHEET 602 SHEET 603 SHEET 604 SHEET 605 SHEET 800 SHEE...

Page 31: ...6 218 Buffer Q300 303 HDMI RECEIVER Q001 TC90700FG HDCP KEY QE02 TC9K700FT VESA QE01 BR24L04F CPU QM03 TMP88PS38F ROM Correction QM10 BR24L04F CINEMA SERIES P001 P002 EEPROM IC603 AT24C256 OSD 9 24 BEP u COM IC501 M30626FHPGP U5B EEPROM IC503 AT24C256 V_MAIN_M HDMI MODULE PLL IC307 ICS487G 33 SS IC305 MK1707ST DC DC IC313 XC6365 Ys Ym QA08 PCM175 AUDIO PJ31 PJ13A HDMI AUDIO HDMI INPUT TO LCD PANEL...

Page 32: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...