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Toshiba 37C3500P Service Manual
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Toshiba 37C3500P Service Manual

Toshiba 37C3500P Service Manual

Lcd color television
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SERVICE MANUAL
LCD Color Television
37C3500P
Ver. 2.01
This model is classified as a
green product
(*1), as indicated by the underlined serial number.
This Service Manual describes replacement parts for the green product. When repairing this
green product, use the part(s) described in this manual and
lead-free solder
(*2).
GREEN PRODUCT PROCUREMENT
LEAD-FREE
For (*1) and (*2), refer to
and
SOLDER.
© TOSHIBA CORPORATION

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Summary of Contents for Toshiba 37C3500P

  • Page 1 This Service Manual describes replacement parts for the green product. When repairing this green product, use the part(s) described in this manual and lead-free solder (*2). GREEN PRODUCT PROCUREMENT LEAD-FREE For (*1) and (*2), refer to SOLDER. © TOSHIBA CORPORATION...
  • Page 2 WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Toshiba shall not be liable for any damages, losses, expenses or costs, if any, incurred in connection with or as a result of use of any information or data provided herein.
  • Page 3 IMPORTANT NOTICE User's Guide Contents: Install Autodesk DWF Viewer Internet Explorer Settings Operating Environment Functions Provided on Each Drawing Page Using with Network Install Autodesk DWF Viewer Autodesk DWF Viewer is necessary to view drawings and to activate the functions of this system. Please download and install.
  • Page 4 [My Computer (right-click)] - [Properties] 2. Internet Explorer setting [Tools] - [Internet Options]...
  • Page 5 for Internet Explorer 7...
  • Page 6 for Windows Vista Operating Environment : Pentium III or higher recommended Monitor : 1024 x 768 or higher resolution recommended Mouse : A mouse with wheel recommended : Microsoft Windows 2000 SP4 / XP / Vista Browser Microsoft Internet Explorer 6.0 / 7.0 Drawing viewer : Autodesk DWF Viewer 6.0 / 7.0 * Use the software following respective license terms and conditions.
  • Page 7 Functions Provided on Each Drawing Page Parts Information Reference Function When the character string of a part on the drawing is clicked, its information is popped up at the location. You can get any parts information immediately on the screen without referring to the maintenance parts list. Parts Search Function You can search any part within the displayed drawing or within the whole schematic diagram/board view by specifying a location number.
  • Page 8 Using with Network PRECAUTION To use ZEUS Service Manual Ver.2 with network, the file-path names written on the source files of each ZEUS Engine Program Ver.2 and ZEUS Service Manual Ver.2 are to be modified. Perform the procedure described below. Preparation 1.
  • Page 9 Procedure of File-Path The zeusFPch is the exclusive program to exchange the file-path names written in both source files of ZEUS Manual and ZEUS Engine program into those applicable to the network use. 1. Whenever changing the file-path of both ZEUS Engine Program and ZEUS Service Manual to use with network, pay the attention to set the "Exchange to"...
  • Page 10 Run the zeusFPch and set "Exchange to" by referring to the examples below. Example 1 : In the "Exchange to" column shows the relation between ZEUS Service Manual and ZEUS Engine Program. ../ counts the relation between. Thus in this case, it must be ../../zeus/ (2 counts). Example 2 : In this case, it must be ../../../zeus/ (3 counts).
  • Page 11 2. Run the zeusFPch to change the path in the ZEUS Engine Program Ver.2. 3. Set ZEUS Engine Program in the created folder in the server to the "Target Folder", and then press "START". (This procedure is one time only)
  • Page 12 4. Run the ZeusFPch to change the path in the ZEUS Service Manual Ver2. 5. Set unzipped ZEUS Service Manual in the created folder in the server to the "Target Folder", and then press "START". (This procedure is required whenever placing service manual.)
  • Page 13 Confirmation Confirm that service manual on the server can be operated normally by client PC. Note: In case of accessing the ZEUS Manual through WEB site, the small pop-up window appears at the left bottom corner on the screen whenever searching the location links. This is not malfunction.
  • Page 14 Through WEB, ver. 6.5 has been released but with it, the linking function in this manual may not work properly. If ver. 6.5 has been installed, uninstall it and reinstall ver. 6.0. To get ver. 6.0, click the icon, or contact to the nearest Toshiba Service Centre for further assistance. Freezing windows opened (Cannot close the open windows) This may happen occasionally.
  • Page 15 The real cause has not been found yet but with this condition, nothing disturbs the service manual operation. Continue to use by operating the windows. Precaution when opening the diagrams While opening the diagrams, the menu in the left frame changes its color to GRAY. This is an indication that the viewer is processing.
  • Page 16 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. In line with this, Toshiba proactively promotes Green Procurement, and seeks to purchase and use products, parts and materials that have low environmental impacts.
  • Page 17 LEAD-FREE SOLDER This product is manufactured using lead-free solder as a part of a movement within the consumer products industry at large to be environmentally responsible. Lead-free solder must be used in the servicing and repair of this product. WARNING: This product is manufactured using lead free solder.
  • Page 18 SAFETY INSTRUCTION WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" INSTRUCTIONS BELOW. Safety Precaution WARNING: SERVICING SHOULD NOT BE ATTEMPTED BY ANYONE UNFAMILIAR WITH THE NECESSARY PRECAUTIONS ON THIS RECEIVER. THE FOLLOWING ARE THE NECESSARY PRECAUTIONS TO BE OBSERVED BEFORE SERVICING THIS CHASSIS.
  • Page 19 6. Always use the replacement parts specified for the particular model when making repairs. The parts used in products require special safety characteristics such as inflammability, voltage resistance, etc. therefore, use only replacement parts that have these same characteristics. Use only the specified parts when the mark is indicated in the circuit diagram or parts list.
  • Page 20 Resistance values in orms ( ). V: Voltmeter or oscilloscope (r.m.s. or peak reading) Input resistance : Input capacitance : 200 pF Frequency range : 15 Hz to 1 MHz and d.c. respectively Note: Appropriate measures should be taken to obtain the correct value in case of non sinusoidal waveforms.
  • Page 21 - for d.c. : = 1.0 V Note: The limit values of = 0.35 V (peak) for a.c. and = 1.0 V for d.c. correspond to the values 0.7 mA (peak) a.c. and 2.0 mA d.c. Product Safety Notice Many electrical and mechanical parts in this chassis have special safety-related characteristics.
  • Page 22 SAFETY INSTRUCTION Handling the LCD Module Safety Precaution In the event that the screen is damaged or the liquid crystal (fluid) leaks, do not breathe in or drink this fluid. Also, never touch this fluid. Such actions could cause toxicity or skin irritation. If this fluid should enter the mouth, rinse the mouth thoroughly with water.
  • Page 23 because any impact can adversely affect the performance. Also use caution when handling the polarized screen because it can easily be damaged. 3. If the panel surface becomes soiled, wipe with cotton or a soft cloth. If this does not remove the soiling, breathe on the surface and then wipe again.
  • Page 24 6. CMOS-LSI circuitry is used in the LCD module, so avoid damage due to static electricity. When handling the module, use a wrist ground or anchor ground. 7. Do not expose the LCD module to direct sunlight or strong ultraviolet rays for an extended period of time.
  • Page 25 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 26 U02A LOW-B U01A POWER U03D U03A B-B 11P AV TERM U04A B-B 23P SIGNAL B-B 50P U03B U03C FRONT HDMI...
  • Page 27 AV BOARD SIGNAL BOARD PANEL DDR RAM DDR RAM*2 FLI8548 CORTEZ Plus w HDMI ATV(V) VBI Data Processor CVBS PANEL I/F R/G/B/FB EXT1 DCDi Video (SCART) Analog MADi TVOUT V 75ohm Decoder Front Scaling Driver TVOUT L/R CVBS/RGBFB/SY/C/Y/Cb/Cr/RGBHV (16port) LVDS SY/C 75ohm EXT2...
  • Page 28 SCHEMATIC DIAGRAM Precaution WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION" FOR DIRECT VIEW CTV ONLY, "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" 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 29 Unless otherwise noted in schematic, all capacitor values less than 1 are expressed in µF, and the values more than 1 in pF. All capacitors are ceramic 50 V, unless otherwise noted as the following marks. = Electrolytic capacitor = Mylar capacitor 3.
  • Page 90 ADJUSTMENT Service Mode Entering to Service Mode 1. Set VOLUME to minimum and press button once on remote control. ↓ 2. Press button again and hold button down. ↓ Service Mode display 3. While holding the button, press MENU button on TV set.
  • Page 91 Displaying the Adjustment Menu Press MENU button on TV. Service Mode Press ↑ ↓ Press Adjustment Mode...
  • Page 92 Key Function in the Service Mode The following key entry during display of adjustment menu provides special functions. CAUTION: Never try to perform initialization unless you have changed the memory IC. button (on remote control) Test signal selection Selection of the adjustment items (on TV or remote control) Volume +/- (on TV or remote control)
  • Page 93 SETTING & ADJUSTING DATA [ SERVICE MODE ] ADJUSTING ITEMS AND DATA IN THE SERVICE MODE: Note: The image system data of RCUT-BDRV is different by each image format. The PAL value is indicated in the table. Never adjust H.POS and V.POS except PAL/WIDE mode. Item Name of adjustment RCUT...
  • Page 94 OPT2 TV SET OPTION 2 OPT3 TV SET OPTION 3 OPT4 TV SET OPTION 4 (PANEL OPT DATA FOR VENDOR) OPT5 TV SET OPTION 5 (PANEL OPT DATA FOR SIZE) OPT6 TV SET OPTION 6 (HOTEL MODE) OPT7 TV SET OPTION 7 (HOTEL MODE) OPT8 TV SET OPTION 8 (HOTEL MODE) TVOP...
  • Page 95 - to set OPT4 or OPT5 value as table below. Panel option data Series Model name Panel vendor OPT4 value OPT5 value C3500 EU Ready 32C3500P/3502P/ 0x07 0x05 3005P/3006P 0x01 0x05 37C3500P/3502P/ 0x07 0x06 3005P/3006P 0x01 0x06 42C3500P/3502P/ 0x01 0x07 3005P/3006P...
  • Page 96 0x05 0x07 Ex. OPT4 value 0x05 indicates that panel vendor is AUO AMVA. OPT4 (bit7) (bit6) (bit5) (bit4) (bit3) (bit2) (bit1) (bit0) Panel vendor PMVA AMVA SAMSUNG Ex. OPT5 value 0x05 indicates that panel size is 32. OPT5 (bit7) (bit6) (bit5) (bit4) (bit3)
  • Page 97 BIT (Binary) High nibble Low nibble E.g. If Bit D7-0 = 0101 1010, Hex data is 0x5A. Exit from Service Mode Pressing POWER button to turn off the TV once. Initialization of Memory Data of QA02 and Setting Data of Signal Unit...
  • Page 98 After replacing QA02 or signal board, the following initialization is required. CAUTION: Never attempt to initialize the data unless QA02 has been replaced. Whenever using new signal board to the set, setting the Model ID data according to Panel option data. 1) Enter the service mode.
  • Page 99 0x01 32C3500P/3502P/3005P/3006P IPS 0x02 32C3500P/3502P/3005P/3006P LPL 0x03 37C3500P/3502P/3005P/3006P IPS 0x04 37C3500P/3502P/3005P/3006P LPL 0x05 42C3500P/3502P/3005P/3006P LPL 0x06 42C3500P/3502P/3005P/3006P AUO 0x07 0x08 0x09 0x10 0x11 0x12 0x13 0x14 0x15 0x16 0x17 0x18 0x19 0x20 0x21 0x22 0x23 0x24 0x25 0x26 0x27 0x28...
  • Page 100 0x32 0x33 Initializing Data setting flowchart after replacing the Signal Unit...
  • Page 102 Test Signal Selection Every pressing of button on the remote control changes the built-in test patterns on screen as described below in Service Mode. Picture Signal Red raster Green raster Blue raster All Black All White Self Diagnostic Function...
  • Page 103 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. * Self check display and Item are subject to the models. (1) Firmware : Version information of microprocessor Series name (AAAA) and market area (BB) and software program version (0000)
  • Page 104 V1 - V9 : VIDEO 1-9 input mode : PC mode : YUV mode : DTV mode (SCART (FULL)) (SCART (S+AV)) (Component/Composite) HDMI1 HDMI2 DTV (Digital Only) Version Check Mode 1. Press "9" button twice on remote control during display of adjustment menu in the service mode.
  • Page 105 (1) MAIN MPU : Version information of microprocessor Series name and Code Program Version (4 figure number) and OSD Version (2 figure number). (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.
  • Page 106 Version information of DB software as Toshiba release. (Only digital model.) (7) MW Ver Left side is Application and UI version information of DB software. (Only digital model.) Right side is Firmware (Driver) version information of DB software. (Only digital model.)
  • Page 107 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 be checked. 2. During Status Check, the following displays are shown. * Status check display and Item are subject to the models. (1) MAIN : Main source information : Display RF position number (0 - 99) on the main screen, or Input Source...
  • Page 108 (5) SUB FORMAT : Display Video and PC format information This item displays only Double window model. (6) SUB PLL : Sub PLL information : Display 1 byte data at five. This item displays only Double window model. (7) SCREEN SIZE : Display the screen size as follows.
  • Page 109 OPT2 FUNCTION DESCRIPTION 0 (Normal) D7 (bit7) - (no use) D6 (bit6) - (no use) D5 (bit5) FRONT Key Disable Enable D4 (bit4) All keys except input selector key Disable Enable (Video/TV) D3 (bit3) User remote control operation Disable Enable (Service mode and Supere User mode may possible to setting only)
  • Page 110 D7 (bit7) Enable mode that POS or VIDEO program Enable Disable number will be appeared in forced when turn ON the main power D6 (bit6) ~ POS or VIDEO program number 0 ~ 127 [decimal] (Normal: 0) D0 (bit0) POS number: 0 ~ 99 VIDEO number: 100 ~ 127 (DTV = 100, VIDEO = 101, VIDEO = 102..)
  • Page 111 The Green and Red LEDs on the TV (at the bottom center of the TV) indicate the TV's status, as described below. Red ON (solid) and Green OFF = The TV power cord is plugged in. Green ON (solid) and Red ON = The On timer is operating. LED Indication Condition Solution...
  • Page 112 TECHNICAL BULLETIN File Name Title issuing date...
  • Page 114 PANEL IDENTIFICATION Panel Identification If the several panels are alternatively used in the same model without amending the model name, the identification marking will be shown at the last digit of the set serial number on the specification label on the back cover. In servicing, do not alter the panel because several setting and parts are different.
  • Page 116 PARTS LIST Precaution WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION" FOR DIRECT VIEW CTV ONLY, "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" 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 117 : Carbon Composition : Variable Resistor : Electrolytic : Metal Film : Fusible Resistor All CD and PF capacitors are ±5 %, 50 V and all resistor, ±5 %, 1/6 W unless otherwise noted.
  • Page 118 PARTS LIST ↓Select Block : Search 1 / 1 Jump Page : Jump Location : Search Parts No. :...
  • Page 119 PARTS LIST All Block Block : Search 1 / 106 Jump Page : Location : Search Parts No. : Block Location Parts No. Description U01A POWER (PE0391) U01A 75008694 PWU, POWER, PE0391A1 U01A POWER (PE0391) C801 76503510 CAPACITOR, PLASTIC FILM, LE224-C U01A POWER (PE0391) C802 76503510 CAPACITOR, PLASTIC FILM, LE224-C...
  • Page 120 PARTS LIST U01A POWER (PE0391) Block : Search 1 / 11 Jump Page : Location : Search Parts No. : Block Location Parts No. Description U01A POWER (PE0391) U01A 75008694 PWU, POWER, PE0391A1 U01A POWER (PE0391) C801 76503510 CAPACITOR, PLASTIC FILM, LE224-C U01A POWER (PE0391) C802 76503510 CAPACITOR, PLASTIC FILM, LE224-C...
  • Page 121 PARTS LIST U02A LOW_B (PE0392) Block : Search 1 / 9 Jump Page : Location : Search Parts No. : Block Location Parts No. Description U02A LOW_B (PE0392) U02A 75008729 PWU, LOWB, PE0392B1 U02A LOW_B (PE0392) CE100 76092538 CAPACITOR, CERAMIC CHIP, 10V F 1UF Z U02A LOW_B (PE0392) CE102 76109102 CAPACITOR, CERAMIC CHIP, 50V B 1000PF K...
  • Page 122 PARTS LIST U03A AV_TERM (PE0424) Block : Search 1 / 34 Jump Page : Location : Search Parts No. : Block Location Parts No. Description U03A AV_TERM (PE0424) U03A 75008774 PWU, AV TERM, PE0424A1 U03A AV_TERM (PE0424) C101 76109103 CAPACITOR, CERAMIC CHIP, 50V B 0.01UF K U03A AV_TERM (PE0424) C102 76762471 CAPACITOR, ELECTROLYTIC, 10V 470UF M...
  • Page 123 PARTS LIST U03B FRONT_AV (PE0424) Block : Search 1 / 2 Jump Page : Location : Search Parts No. : Block Location Parts No. Description U03B FRONT_AV (PE0424) U03B 75008775 PWU, FRONT AV, PE0424A2 U03B FRONT_AV (PE0424) C604 76109103 CAPACITOR, CERAMIC CHIP, 50V B 0.01UF K U03B FRONT_AV (PE0424) C605 76109103 CAPACITOR, CERAMIC CHIP, 50V B 0.01UF K...
  • Page 124 PARTS LIST U03C LED (PE0424) Block : Search 1 / 2 Jump Page : Location : Search Parts No. : Block Location Parts No. Description U03C LED (PE0424) U03C 75008776 PWU, LED, PE0424A3 U03C LED (PE0424) CB02 75005969 CAPACITOR ELECTROLYTIC 10V 221M, ESRE100ETC2 U03C LED (PE0424) CB03 76100104 CAPACITOR, CERAMIC CHIP, 25V F 0.1UF Z...
  • Page 125 PARTS LIST U03D KEY (PE0424) Block : Search 1 / 2 Jump Page : Location : Search Parts No. : Block Location Parts No. Description U03D KEY (PE0424) U03D 75008777 PWU, KEY, PE0424A4 U03D KEY (PE0424) PA01C 23713938 CONNECTOR, B5B-PH-K-S(LF) U03D KEY (PE0424) RA71 76011683 RESISTOR, CHIP, 1/20W 68K OHM J...
  • Page 126 PARTS LIST U04AS SIGNAL (PE0415) Block : Search 1 / 48 Jump Page : Location : Search Parts No. : Block Location Parts No. Description U04AS SIGNAL (PE0415) U04AS 75008780 PC BOARD ASSY, PE0415A1, SIGNAL U04AS SIGNAL (PE0415) C2000 V03GD0000572 CHIP CERAMIC CAPACITOR (1608) U04AS SIGNAL (PE0415) C2001 V03GD0000572 CHIP CERAMIC CAPACITOR (1608)
  • Page 127 PARTS LIST Miscellaneous Block : Search 1 / 1 Jump Page : Jump Location : Search Parts No. : Block Location Parts No. Description Miscellaneous B001A 75008818 DISPLAY LC370WX4-SLC1, LC370WX4-SLC1 Miscellaneous B001B 75007199 LCD PANEL, G7IPS37WX, AX094B002A Miscellaneous B210 75008720 CESE/COVER/LID BRACKET BOTTOM, BRACKET BOTTOM Miscellaneous H001 75005953 TUNER, ENG37E01GF...
  • Page 128 PARTS LIST Accessory Block : Search 1 / 1 Jump Page : Jump Location : Search Parts No. : Block Location Parts No. Description Accessory Y101 75008722 MANUAL ENGLISH, ENGLISH MANUAL Accessory Y101E 75008724 MANUAL EURO, EURO MANUAL Accessory Y101N 75008725 MANUAL NORDIC, NORDIC MANUAL Accessory Y102E...
  • Page 129 PARTS LIST Cabinet Block : Search 1 / 1 Jump Page : Jump Location : Search Parts No. : Block Location Parts No. Description Cabinet A206 75010171 FRONT BEZEL ASSY, SERVICE Cabinet A320 75005894 PIECE, CTRL S ASSY Cabinet A380 23717240 SCREW, BITTB3X10SZN Cabinet A401...
  • Page 130 CABINET Stand Exploded View A425 A426 A427 A428 A429...
  • Page 132 PARTS LIST Packing Block : Search 1 / 1 Jump Page : Jump Location : Search Parts No. : Block Location Parts No. Description Packing A701 75007890 CARTON BOX Packing A702A 75006853 PAD, TOP PACKING Packing A702B 75006854 PAD, BOTTOM PACKING...
  • Page 134 FUNCTION AND OPERATION Controls and Input Connections A wide variety of external equipment can be connected to the input sockets on the side of the television. Whilst all the necessary adjustments and controls for the television are made using the remote control, the buttons on the television may be used for some functions.
  • Page 135 Using the Controls and Connections...
  • Page 137 FUNCTION AND OPERATION Tuning the Television Using Quick Setup, Sorting Programme Positions Before switching on the television put your decoder and media recorder to Standby if they are connected. To set up the television use the buttons on the remote control.
  • Page 140 FUNCTION AND OPERATION Manual Tune The television can be tuned-in manually using Manual tuning. For example: if the television cannot be connected to a media recorder/decoder with a SCART lead or to tune-in a station on another System. to move across the screen and select any of these Manual Tune options. Programme : The number to be pressed on the remote control.
  • Page 144 FUNCTION AND OPERATION Auto Tune Using Auto Tuning...