Hisense LCD32V86 User Manual

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LCD TV Service Manual

Hisense Confidential

Contents

Contents.......................................................................................................................................................................- 2 -

Service Manual ...........................................................................................................................................................- 3 -

1. Precautions and notices.....................................................................................................................................- 3 -

1.1 Warning...................................................................................................................................................- 4 -

1.2 Notes.......................................................................................................................................................- 7 -

2. Product Function Specifications .....................................................................................................................- 10 -

Specifications..............................................................................................................................................- 10 -

3. LCD Panel Spec..............................................................................................................................................- 11 -

4. Chassis Layout and Overall Wiring Diagrams ...............................................................................................- 13 -

Boards and Chassis Layout.........................................................................................................................- 13 -

5. Factory/Service OSD Menu and Adjustment..................................................................................................- 14 -

5.1 To enter the Factory OSD Menu ...........................................................................................................- 14 -

5.2 Factory OSD Menu...............................................................................................................................- 14 -

6 Software Upgrading........................................................................................................................................- 18 -

6.1 Get ready for upgrading........................................................................................................................- 18 -

6.2 Upgrading with the MtkTool ................................................................................................................- 20 -

6.3 Update with USB directly.....................................................................................................................- 24 -

7. Troubleshooting ..............................................................................................................................................- 26 -

7.1 Troubleshooting for Remote Control ....................................................................................................- 26 -

7.2 Troubleshooting for Function Key........................................................................................................- 27 -

7.3 TV won’t Power On..............................................................................................................................- 28 -

7.4 Troubleshooting for Audio....................................................................................................................- 29 -

7.5 Troubleshooting for TV/VGA/HDMI input..........................................................................................- 30 -

7.6 Troubleshooting for YPbPr input..........................................................................................................- 31 -

7.7 Troubleshooting for Video/S-Video input.............................................................................................- 32 -

8. Schematic circuit diagram ..............................................................................................................................- 32 -

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