Toshiba 32SL738G Service Manual
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Toshiba 32SL738G Service Manual

Lcd color television
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See also: Owner's Manual
Enlarged version
SERVICE MANUAL
LCD Color Television
32SL738G
Ver. 2.00
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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  • 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: Important Notice

    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: Internet Explorer Settings

    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 2. Internet Explorer setting [Tools] - [Internet Options] for Internet Explorer 7...
  • Page 5 for Windows Vista...

  • Page 6: Operating Environment

    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 Layer Display Changing Function When any of the color buttons on the toolbar is clicked, it can be selected to display desired layer in its color or not to display each layer. This allows you to see the pattern layer only by setting other layers to "non- display".
  • Page 8 4. Move the ZEUS Engine Program of step 2 to the folder created at step 3 in the Server. 5. Detach the ZEUS Service Manual Ver.2 to the folder created at step 3 in the Server. 6. Unzip the ZEUS Service Manual Ver.2 within the folder in the Server. Example of folder Procedure of File-Path The zeusFPch is the exclusive program to exchange the file-path names written in both source files of ZEUS...
  • Page 9 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" column that should have a proper relation between ZEUS Engine Program and ZEUS Service Manual with referring the following. Run the zeusFPch and set "Exchange to"...
  • Page 10 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 11 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.) Confirmation Confirm that service manual on the server can be operated normally by client PC.
  • Page 12 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 13 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. With this condition, the menu indication color may stick to the GRAY color or Windows may freeze if clicking other menu.

  • Page 14: Green Product Procurement

    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 15: Lead-Free Solder

    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 16: Safety Instruction

    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 17 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. 7. Parts mounting and routing dressing of wirings should be the same as that used originally.
  • Page 18 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 19: Product Safety Notice

    Product Safety Notice Many electrical and mechanical parts in this chassis have special safety-related characteristics. These characteristics are often passed unnoticed by a visual inspection and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc. Replacement parts which have these special safety characteristics are identified in this manual and its supplements;...

  • Page 20: Handling The Lcd Module

    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 21 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. If the panel surface is extremely solied, use a CRT cleaner as a cleaner. Wipe off the panel surface by drop the cleaner on the cloth.
  • Page 22 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 23 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 24 CN001 14P/2.0mm 36P AND 40P/1.25mm CN401 CN701...

  • Page 28: Schematic Diagram

    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 = Electrolytic capacitor = Mylar capacitor 3. The parts indicated with " " have special characteristics, and should be replaced with identical parts only. 4. Voltages read with DIGITAL MULTI-METER from point indicated to chassis ground, using a color bar signal with all controls at normal, line voltage at nominal AC volts. 5.
  • Page 30 VOUT(TAB) ADJ(GND) NC/4K7 1/10W 22K 1/10W R119...
  • Page 33 JTAG R537 820R 1/10W 1% RESET C491 0.1uF 50V C487 1uF 25V C488 1uF 25V C489 0.1uF 50V NC/0.1uF 50V C490 C694 0.1uF 50V C492 0.1uF 50V C493 0.1uF 50V C494 0.1uF 50V R548 4.7K 1/10W R549 4.7K 1/10W...
  • Page 34 10N 50V R680 VDD_VADC AGC_IF VDDH_ANA C568 1K 1/10W AGC_RF ADDR SCL_HOST XTAL_I SDA_HOST XTAL_O AVDD_1V25 VDD_CORE VDD_VCORE TS_VAL RESETB TS_SYNC TS_ERR/GPIO_2 TS_CLK TS_DATA7 0.1uF 50V C598 0.1uF 50V C510 0.1uF 50V C511 0.1uF 50V C508 0.1uF 50V C509...
  • Page 35 0.01uF 0.01uF...
  • Page 36 NC/10K 1/10W NC/10K 1/10W OUTR Thermal Pad OUTL SGND AVDD HPVSS +INR +INL -INR -INL OUTR OUTL SGND PGND PVSS PVDD +INR +INL -INR -INL OUTR OUTL SGND PGND PVSS PVDD...
  • Page 37 R346 47K 1/10W R342 R350 10K 1/10W 47K 1/10W 10K 1/10W R351 R343 47K 1/10W R344 R352 10K 1/10W 47K 1/10W...
  • Page 40 R426...
  • Page 42 R469 NC/0R05 1/16W R470 NC/0R05 1/16W R733 NC/0R05 1/16W...
  • Page 44 VCC33 VCC33 VCC33 MICOM_VCC33 SBVCC NC/10K 1/10W C427 0.1uF 50V...
  • Page 46 COMP...
  • Page 47 1U 50V...
  • Page 52 TP301 TP302 TP303 TP304 TP305 TP306 Green...
  • Page 53 CN401 CN701 R573 R742 RP113 Q141 U103 FB109 R117 Q105 R104 R568 C111 C110 C127 C115 R567 R541 R112 Q104 C112 C108 Q102 CN502 R102 R769 C107 U107 FB135 C734 C735 U612 C720 R549 R450 C423 C279 C126 CN102 C448 CN603 R730 R300...
  • Page 54 R664 Q129 R659 R665 Q130 R738 R699 R701 R755 R277 X402 C594 C593 C562 FB134 U610 R671 R672 Q117 R361 R362 Q112 R620 C256 C269 R283 R290 C259 C347 ZD132 R407 ZD127 R398 R400 ZD125 R395 R405 R399 C255 R285 R753 FB111 C254...
  • Page 55 CN902 C901 FB905 J915 IC905 J921 C982 J905 J938 C984 IC906 C931 ZD906 IC903 D907 IC904 J912 ZD903 J913 J919 J927 C907 D909 J941 R930 FB908 D910 J908 D911 J906 ZD905 J909 IC902 C925 J910 J907 C930 C929 C942 J903 D905 C941 R911...
  • Page 56 R983 R981 R982 C979 JR904 R986 C975 R987 R978 R979 R984 R985 R977 R976 R965 R974 C961 R903 R901 IC961 R902 C970 R973 R928 R967 R970 R922 R923 R934 R925 R935 R924 C938 R910 C919 JR911 R912 C921 R964 JR909 C920 C926 C923...
  • Page 57 C019 R016 C020 R017 R018 C021 C022 R019 C017 R021 C016 R020 C018 R022...
  • Page 58 CN001...
  • Page 59 C203 R312 R313 R303 C302 R308 R307 R309 R305 R304 R202 R201 C201 C202 R203 R204 U202...

  • Page 61: Firmware Updating

    FIRMWARE UPDATING APP code download sequence (using USB flash disk) 1. Copy APP code upgrade.pkg to USB flash disk (root folder). Figure 1 USB flash disk 2. Plug USB flash disk into TV. Figure 2 Plug USB Flash Disk into TV 3.
  • Page 62 Figure 4 Update firmware 2 4. Reboot (AC Off/On) TV to download APP software automatically. 5. Unplug USB flash disk and reboot TV again. Figure 5 Unplug USB flash disk 6. Press "MENU" button, then press "1001" on the remote control to check firmware version.
  • Page 63 TECHNICAL BULLETIN File Name Title issuing date...

  • Page 65: Parts List

    PARTS LIST Precaution WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "SAFETY PRECAUTION" "PRODUCT SAFETY NOTICE". 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 66 : Fusible Resistor All CD and PF capacitors are ±5 %, 50 V and all resistor, ±5 %, 1/6 W unless otherwise noted.
  • Page 67 PARTS LIST ↓Select Block : Search 1 / 1 Jump Location : Page : Jump Search Parts No. :...
  • Page 68 Block : Block Location Parts No. Description Electric Parts E200 75022347 PC BOARD ASSY, MAIN WITH FW, 32SL738G, CBPFA4ABAA Electric Parts E250 75022287 PC BOARD ASSY, POWER, 32SL700A, ADTVA2413AAA Electric Parts E260 75022252 PC BOARD ASSY, KEY, 22SL700A, KEPFAAA5 Electric Parts...
  • Page 69 Parts No. : Block Location Parts No. Description Electric Parts E200 75022347 PC BOARD ASSY, MAIN WITH FW, 32SL738G, CBPFA4ABAA Electric Parts E250 75022287 PC BOARD ASSY, POWER, 32SL700A, ADTVA2413AAA Electric Parts E260 75022252 PC BOARD ASSY, KEY, 22SL700A, KEPFAAA5...
  • Page 70 PARTS LIST Miscellaneous Block : Search 1 / 1 Jump Location : Page : Jump Search Parts No. : Block Location Parts No. Description Miscellaneous B001A 75021142 LCD PANEL, LC320EXN-SCA2 Miscellaneous H001 75021699 TUNER PAL+SECAM ENV57S01D8RF_TPV_SKD, ENV57S01D8RF_TPV_SKD...
  • Page 71 PARTS LIST Accessory Block : Search 1 / 1 Jump Location : Page : Jump Search Parts No. : Block Location Parts No. Description Accessory E400 75014827 REMOCON HAND UNIT, CT-90326 Accessory E410 75022327 DFU ASSY, 32SL738B, 705TZA4177A Accessory E415 75022336 BASE SCREW ASSY, 705GZACS022...
  • Page 72 Page : Jump Search Parts No. : Block Location Parts No. Description Cabinet E100 75022346 FRONT BEZEL ASSY, 32SL738G, 705TZA34205 Cabinet E110 75022328 BACK COVER ASSY, 32SL738B, 705TZA34206 Cabinet E112 75022329 SCREW, 0Q1T_940_10_47 Cabinet E114 75022330 SCREW, ( I/O ), 0Q1L_330__6_47...
  • Page 73 PARTS LIST Packing Block : Search 1 / 1 Jump Location : Page : Jump Search Parts No. : Block Location Parts No. Description Packing E500 75022337 CARTON BOX, 32SL738B, Z44GJ051001 Packing E510 75022289 CUSHION, TOP LEFT, 32SL700A, Z44GJ024101 Packing E511 75022290 CUSHION, TOP RIGHT, 32SL700A, Z44GJ024201 Packing...

  • Page 74: Function And Operation

    FUNCTION AND OPERATION The Remote Control Simple at-a-glance reference of your remote control.
  • Page 76 FUNCTION AND OPERATION Front and Side Panel Controls...
  • Page 78 FUNCTION AND OPERATION Initial Setup...
  • Page 80 FUNCTION AND OPERATION Input selection...

  • Page 81: Specification

    SPECIFICATION...

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