Insignia MT5305 - Default Chapter; Table of Contents

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Contents

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

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

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

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

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

2. Product Function Specifications .......................................................................................................................- 9 -

2.1 Product Function.....................................................................................................................................- 9 -

2.2 Remote Control Spec..............................................................................................................................- 9 -

2.3 Specifications..........................................................................................................................................- 9 -

3. LCD Panel Spec..............................................................................................................................................- 10 -

3.1 LTA550HJ05\JK\ROH..........................................................................................................................- 10 -

3.2 General Description ..............................................................................................................................- 10 -

3.3 General Features ...................................................................................................................................- 11 -

4. Chassis Layout and Overall Wiring Diagrams ...............................................................................................- 12 -

Boards and Chassis Layout.........................................................................................................................- 12 -

5. Factory/Service OSD Menu and Adjustment..................................................................................................- 13 -

5.1 To enter the Factory OSD Menu...........................................................................................................- 13 -

5.2 Factory OSD Menu...............................................................................................................................- 13 -

5.3 Designer Menu......................................................................................................................................- 15 -

5.4 To Exit the Aging Mode........................................................................................................................- 17 -

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

Before upgrading, read the following.........................................................................................................- 18 -

6.1 USB directly Software Upgrading........................................................................................................- 18 -

6.2 Get ready for upgrading........................................................................................................................- 18 -

6.3 Upgrading with the MtkTool ................................................................................................................- 21 -

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. Explode View and Explode Bom List.............................................................................................................- 33 -

9. Schematic circuit diagram ..............................................................................................................................- 33 -

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Insignia MT5305 - Default Chapter; Table of Contents

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