LCD TV Service Manual

 

 

 

 

 

 

 

 

 

Contents

 

 

Contents

- 2 -

Service Manual

- 3 -

1.

Precautions and notices

- 3 -

 

1.1

Warning

- 4 -

 

1.2

Notes

- 7 -

2.

Product Function Specifications

- 10 -

 

2.1

Product Function

- 10 -

 

2.2

Specifications

- 12 -

3.

LCD Panel Spec

- 13 -

4.

Chassis Layout and Overall Wiring Diagrams

- 16 -

 

Boards and Chassis Layout

- 16 -

5.

Factory/Service OSD Menu and Adjustment

- 17 -

 

5.1 To enter the Factory OSD Menu

- 17 -

 

5.2

Factory OSD Menu

- 17 -

6 Software Upgrading

- 21 -

 

6.1

Get ready for upgrading

- 21 -

 

6.2

Upgrading with the MtkTool

- 23 -

 

6.3

Update with USB directly

- 27 -

7. Troubleshooting

- 29 -

 

7.1

Troubleshooting for Remote Control

- 29 -

 

7.2

Troubleshooting for Function Key

- 30 -

 

7.3 TV won’t Power On

- 31 -

 

7.4

Troubleshooting for Audio

- 32 -

 

7.5 Troubleshooting for TV/VGA/HDMI input

- 33 -

 

7.6

Troubleshooting for YPbPr input

- 34 -

 

7.7

Troubleshooting for Video/S-Video input

- 35 -

8.

Explode View

- 36 -

9.

Schematic circuit diagram

- 36 -

Hisense Confidential

- 2 -

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Hisense LCD47P69P, LCD42P69P service manual Contents