Toshiba 15SLDT3R Service Manual
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Toshiba 15SLDT3R Service Manual

15-in, 19-in, 22-in, 26-in class lcd tv/dvd combination
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15-in, 19-in, 22-in, 26-in class
LCD TV/DVD COMBINATION
The above models are classified as green products (*1), as indicated by the underlined serial numbers.
This Service Manual describes replacement parts for the green products. When repairing these green
product(s), use the part(s) described in this manual and lead-free solder (*2).
For (*1) and (*2), see the next page.
©2009 Toshiba Corporation
15SLDT3R
19SLDT3R
22SLDT3R
26SLDT3R
DOCUMENT CREATED IN TAIWAN, SEPT, 2009 GREEN
FILE NO. 810-2009108

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Summary of Contents for Toshiba 15SLDT3R

  • Page 1 This Service Manual describes replacement parts for the green products. When repairing these green product(s), use the part(s) described in this manual and lead-free solder (*2). For (*1) and (*2), see the next page. DOCUMENT CREATED IN TAIWAN, SEPT, 2009 GREEN ©2009 Toshiba Corporation...
  • Page 2 Hazardous Substances. From July 1, 2006, the RoHS Directive will prohibit any marketing of new products containing the restricted substances. Increasing attention is given to issues related to the global environmental. Toshiba 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.

  • Page 3: Table Of Contents

    Table of Contents 1. Safety Notices and Precautions..................... 4 2. General Specifications........................6 3. Function Testing ..........................7 Remote Control Key Codes ..........................7 Hotel Mode Function.............................8 4. System Disassembly ........................10 Disassembly Tools............................10 Disassembly Reminders ..........................10 5. Exploded Diagram ........................60 6.

  • Page 4: Safety Notices And Precautions

    Prior to using this service guide, ensure that you have carefully followed all the procedures outlined in the 15SLDT3R/19SLDT3R/22SLDT3R/26SLDT3R LCD TV user manual. Make sure to note and follow all warnings and instructions marked on the product. Save these instructions for future reference.
  • Page 5 Preparation of Servicing The laser diode used for a pickup head may be destroyed with external static electricity. Moreover, even if it is operating normally after repair, when static electricity discharge is received at the time of repair, the life of the product may be shortened. Please perform the following measure against static electricity, be careful of destruction of a laser diode at the time of repair.

  • Page 6: General Specifications

    2. General Specifications The product specifications listed in this section are subject to change without notice. Item Description Model Name 15SLDT3R 19SLDT3R 22SLDT3R 26SLDT3R Panel Size (approximate screen 15.6 in (396.24 mm) 18.5 in (469.9 mm) 21.6 in (548.64 mm) 26.0 in...

  • Page 7: Function Testing

    3. Function Testing Remote Control Key Codes Key Name Custom Code Key Code EJECT 45-BA TV/DVD 45-BC ATV/DTV 40-BF POWER 40-BF 40-BF 40-BF 40-BF 40-BF 40-BF 40-BF 40-BF 40-BF 40-BF DISPLAY 40-BF 40-BF MUTE 40-BF TV/RADIO 40-BF CH UP 40-BF VOL+ 40-BF DVD MENU...

  • Page 8: Hotel Mode Function

    Hotel Mode Function To set the Hotel mode, please follow the steps below: 1. In power on mode, set the VOLUME to minimum. Press and hold the VOLUME DOWN button on the side panel. 2. Simultaneously press and hold the channel button (7) on the remote control for more than 2 seconds.
  • Page 9 Setting item Setting value Initial value Function Maximum 0-50 Setting of the maximum volume value. volume RC button RESPOND/ RESPOND Effective/invalid setting of remote control key NO RESPOND operation (Note 1). Panel button Effective/invalid setting of main key operation (Note Menu button Effective/invalid setting of menu, DTV menu and GUIDE keys operation of set and remote control...

  • Page 10: System Disassembly

    4. System Disassembly Disassembly Tools The following tools are required for disassembling the system.  Wrist-grounding strap and conductive mat for preventing electrostatic discharge  Philips screwdriver  Hex screwdriver Disassembly Reminders  Electrostatic Discharge (ESD) precautions should be observed to prevent damaging the internal components.
  • Page 11 15SLDT3R 1. Lay down the LCD TV on a flat, stable surface with the rear cover facing up. Make sure the lip edge of the front bezel is hanging over the edge of the surface. 2. Remove the screws securing the LCD TV base...
  • Page 12 4. Remove the screws securing the rear panel cover. 5. Remove the screw securing the left rear panel door.
  • Page 13 6. Open and remove the left rear panel door. 7. Disconnect the power cables. 8. Detach the top part of the rear panel cover from the housing and tilt it back to expose the LCD cable on the LCD panel; then disconnect the LCD cable, and remove the rear panel. Caution: As FFC connector for LCD panel can easily be damaged during disassembly or reassembly, handle it with care.
  • Page 14 Note: Take note of the spring orientation when reassembling the TV. 9. Remove the screws securing the IR board.
  • Page 15 10. Disconnect the cable from the LED board; then pull up to remove the IR board. 11. Remove the screws from the control board.
  • Page 16 12. Disconnect the cable from the control board; then remove the control board. 13. Unlatch the control board from its plastic bracket to separate it from its case.
  • Page 17 14. Remove the screws securing the power board. 15. Lift up the power board at an angle; then disconnect the two cables, and remove the power board.
  • Page 18 16. Remove the screws securing the mainboard. 17. Lift the mainboard at an angle; then disconnect the cable.
  • Page 19 18. Lift up the mainboard; then disconnect the two cables. 19. Remove the screws securing the optical drive.
  • Page 20 20. Lift up and remove the optical drive. 21. Pull up to release the left and right speakers. Take note to release the speaker cables from their latch.
  • Page 21 22. Release the LCD panel from its latches. 23. Remove the LCD panel from the front bezel.
  • Page 22 19SLDT3R 1. Lay down the LCD TV on a flat, stable surface with the rear cover facing up. Make sure the lip edge of the front bezel is hanging over the edge of the surface. 2. Remove the screws securing the LCD TV base 3.
  • Page 23 4. Remove the screws securing the rear panel cover. 5. Remove the screw securing the center rear panel door.
  • Page 24 6. Open and remove the center rear panel door. 7. Disconnect the LCD cable. Caution: As FFC connector for LCD panel can easily be damaged during disassembly or reassembly, handle it with care.
  • Page 25 8. Remove the screw securing the left rear panel door. 9. Open and remove the left rear panel door.
  • Page 26 10. Disconnect the power cables. 11. Detach the top part of the rear panel cover from the housing, and remove the rear panel.
  • Page 27 Note: Take note of the spring orientation when reassembling the TV. 12. Remove the screw securing the IR board.
  • Page 28 13. Pull up to remove the IR board; then disconnect the cable from the IR board. 14. Remove the screws securing the control board.
  • Page 29 15. Disconnect the cable from the control board; then remove the control board. 16. Unlatch the control board from its plastic bracket to separate it from its case.
  • Page 30 17. Remove the screws securing the power board. 18. Turn the power board over; then disconnect the two cables, and remove the power board.
  • Page 31 19. Remove the screws securing the mainboard. 20. Lift the mainboard at an angle; then disconnect the speaker cable.
  • Page 32 21. Turn the mainboard over; then disconnect the two cables. 22. Remove the screws securing the optical drive. 23. Lift up and remove the optical drive. 24. Pull up to release the left and right speakers. Take note to release the speaker cables...
  • Page 33 from their latches. 25. Remove the LCD panel from the front bezel.
  • Page 34 22SLDT3R 1. Lay down the LCD TV on a flat, stable surface with the rear cover facing up. Make sure the lip edge of the front bezel is hanging over the edge of the surface. 2. Remove the screws securing the LCD TV base 3.
  • Page 35 4. Remove the screws securing the rear panel cover. 5. Remove the screw securing the center rear panel door.
  • Page 36 6. Open and remove the center rear panel door. 7. Disconnect the LCD cable. Caution: As FFC connector for LCD panel can easily be damaged during disassembly or reassembly, handle it with care.
  • Page 37 8. Remove the screw securing the left rear panel door. 9. Open and remove the left rear panel door.
  • Page 38 10. Disconnect the power cables. 11. Detach the top part of the rear panel cover from the housing, and remove the rear panel. Note: Take note of the spring orientation when reassembling the TV.
  • Page 39 12. Pull up to remove the IR board; then disconnect the cable from the IR board. 13. Remove the screws securing the control board.
  • Page 40 14. Disconnect the cable from the control board; then remove the control board. 15. Unlatch the control board from its plastic bracket to separate it from its case.
  • Page 41 17. Remove the screws securing the power board. 18. Turn the power board over; then disconnect the two cables, and remove the power board.
  • Page 42 19. Remove the screws securing the mainboard. 20. Lift the mainboard at an angle; then disconnect the speaker cable.
  • Page 43 21. Turn the mainboard over; then disconnect the two cables. 22. Remove the screws securing the optical drive.
  • Page 44 23. Lift up and remove the optical drive. 24. Pull up to release the left and right speakers. Take note to release the speaker cables from their latches. 25. Remove the LCD panel from the front bezel.
  • Page 46 26SLDT3R 1. Lay down the LCD TV on a flat, stable surface with the rear cover facing up. Make sure the lip edge of the front bezel is hanging over the edge of the surface. 2. Remove the screws securing the LCD TV base 3.
  • Page 47 4. Remove the screws securing the rear panel cover. 5. Remove the screw securing the left rear panel door.
  • Page 48 6. Open and remove the left rear panel door. 7. Disconnect the power cable.
  • Page 49 8. Remove the screw securing the center rear panel door. 9. Open and remove the center rear panel door.
  • Page 50 10. Disconnect the LCD cable. Caution: As FFC connector for LCD panel can easily be damaged during disassembly or reassembly, handle it with care. 11. Detach the top part of the rear panel cover from the housing, and remove the rear panel.
  • Page 51 Note: Take note of the spring orientation when reassembling the TV. 12. Disconnect the cable from the IR board. 13. Remove the IR board by releasing it from its latches.
  • Page 52 14. Remove the screws securing the control board. 15. Disconnect the cable from the control board; then remove the control board.
  • Page 53 16. Unlatch the control board from its plastic bracket to separate it from its case. 17. Remove the screws securing the power board.
  • Page 54 18. Turn the power board over; then disconnect the two cables, and remove the power board. 19. Remove the screws securing the mainboard.
  • Page 55 20. Release the cables from their latches. 21. Lift up the mainboard at an angle and disconnect the speaker cable.
  • Page 56 22. Turn the mainboard over; then disconnect the two cables. 23. Remove the screws securing the optical drive.
  • Page 57 24. Lift up and remove the optical drive. 25. Pull up to release the left and right speakers. Take note to release the speaker cables from their latches.
  • Page 58 26. Remove the screws securing the LCD bracket to the LCD panel. 27. Remove the LCD bracket from the front bezel.
  • Page 59 28. Remove the LCD panel from the front bezel.

  • Page 60: Exploded Diagram

    5. Exploded Diagram 15SLDT3R <to be provided>...
  • Page 61 Parts List: 15SLDT3R Location TSB P/N. Reference No. Description AJ000129 90.70G11.001 RC RUSSIA EU ANALOG SE-R0319 AJ000130 91.72J10.002G IR BD LCD TV RUSSIA PACKING MP AJ000106 91.76A10.005G KP BD LCD TV GAUGEU PACKING MP AJ000005 50.77A27.001 C.A. IR-LED-GL-G15 AJ000006 50.77A30.001 C.A.
  • Page 62 19SLDT3R <to be provided>...
  • Page 63 Parts List: 19SLDT3R Location TSB P/N. Reference No. Description AJ000129 90.70G11.001 RC RUSSIA EU ANALOG SE-R0319 AJ000130 91.72J10.002G IR BOARD AJ000106 91.76A10.005G KP BD LCD TV GAUGEU PACKING MP AJ000039 50.77A17.001 C.A.14-13P-DVD-SIGNAL-GL-G19 AJ000041 50.77A39.001 C.A.2P-AC-INLET-GL-G19 AJ000132 27.01518.G51 CORD 2.5A 250V 2P2P EU/R BLACK AJ000038 50.77A15.001 C.A.6-6P-IR-LED-GL-G15-19-22...
  • Page 64 22SLDT3R <to be provided>...
  • Page 65 Parts List: 22SLDT3R Location TSB P/N. Reference No. Description AJ000137 90.70G11.002 RC RUSSIA EU ANALOG SE-R0337 AJ000130 91.72J10.002G IR BD LCD TV RUSSIA PACKING MP AJ000106 91.76A10.005G KP BD LCD TV GAUGEU PACKING MP AJ000039 50.77A17.001 C.A.14-13P-DVD-SIGNAL-GL-G19 AJ000061 50.77A18.001 C.A. LVDS-FFC-JH-G22 AJ000059 50.77A21.001 C.A.
  • Page 66 26SLDT3R <to be provided>...
  • Page 67 Parts List: 26SLDT3R Location TSB P/N. Reference No. Description AJ000129 90.70G11.001 RC RUSSIA EU ANALOG SE-R0319 AJ000130 91.72J10.002G IR BD LCD TV RUSSIA PACKING MP AJ000106 91.76A10.005G KP BD LCD TV GAUGEU PACKING MP AJ000039 50.77A17.001 C.A.14-13P-DVD-SIGNAL-GL-G19 AJ000132 27.01518.G51 CORD 2.5A 250V 2P2P EU/R BLACK AJ000076 50.77A01.011 C.A.

  • Page 68: Packing Diagram

    6. Packing diagram 15SLDT3R...
  • Page 69 19SLDT3R...
  • Page 70 22SLDT3R...
  • Page 71 26SLDT3R...

  • Page 72: Block Diagrams

    7. Block Diagrams Sound amp unit...
  • Page 73 DVD module...
  • Page 74 Power supply unit...

  • Page 75: Printed Circuit Board

    8. Printed Circuit Board...
  • Page 76 Bottom...

  • Page 77: Interconnection Diagram

    9. Interconnection diagram...

  • Page 80: Troubleshooting

    10. Troubleshooting No Display on Screen (Screen is black, no power) No Power/No Video Plug TV power cord to Is TV plugged to AC outlet AC outlet? Does the power turn on (LED green (19”/22”/26” ; 15” Which one is the problem LED blue) if the related to? keypad and remote...
  • Page 81 Power Check step Power Step check Does power have Check power BD 5Vsb? Have 3.3Vsb? Check U208 pin2 Does power have 12V? Check L242 pin2 Have 6V? Check L242 pin2 Have 9V? Check L212 Have 5V? Have 3.3V? Check U213 (for DVD) Check U209 (For system) Check U206 (for Have 2.5V?
  • Page 82 Video problem Video problem Is OSD on the Check panel power on LVDS screen cable: U202 pin 5,6,7,8 should have 5 Vdc(15”/19”/22”),12V(26”) Check backlight on/off control: Check if signal cable CN201 pin2 should be 2~5Vdc is connected and have signal output Which input has no picture? AV/SV...
  • Page 83 Speaker No Sound (Test signal: ≦0.5Vrms @1kHz sine waveform) Audio Problem No Audio issue No Audio Disable MUTE function from Have you enabled remote control and increase MUTE function Volume and speaker OFF? Note: Speaker will be muted when Please ensure the signal cable is connected headphone is plugged.

  • Page 84: Firmware

    11. Firmware Checking the LCD TV Firmware Version Follow these steps: 1. Turn on the LCD TV. 2. Press and hold the Volume – button on the LCD TV, and, at the same time, press and hold the 8 button on the remote control. 3.
  • Page 85 9. After the firmware update successfully completes, the following message appears on the LCD TV screen. A finish dialog box also appears on the computer screen. PROGRAM FINISH Now continue to update the MCU firmware. 10. Enable the MCU firmware update function by following these steps: a.
  • Page 86 Checking the DVD Firmware Version Follow these steps: 1. Turn on the LCD TV. 2. Press the TV/DVD button on the remote control to enter DVD mode. 3. Press and hold the STOP button on the LCD TV, and, at the same time, press and hold the 1 button on the remote control.

This manual is also suitable for:

19sldt3r22sldt3r26sldt3r

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