Sharp LC-60LE450U/LC-60LE452U Service manual
2
Contents
IMPORTANT SERVICE SAFETY PRECAUTION
……………………………………………………..3
1. Function Diagram
………………………………………………………………………………………..4
2. System block
……………………………………………………………………………………………..5
3. Disassembly method
3.1 Disassembly stand unit and Rear cabinet Ass’y……………………………………………......6
3.2 Disassembly the metal parts and attached Ass’y……………………………………………….7
3.3 Disassembly the board Ass’y…………………………………………………………………......8
3.4 Harness picture
……………………………………………………………………………………..8
3.5 Tearing off the LVDS cable with silicon
………………………………………………………….9
4. Basic schematic of port
4.1 Power circuit
……………………………………………………………………………………….10
4.2 Reset circuit
………………………………………………………………………………………..12
4.3 IR&KEY circuit
……………………………………………………………………………………..13
4.4 VGA INPUT
………………………………………………………………………………………...14
4.5 SPDIF OUTPUT
…………………………………………………………………………………...14
4.6 AV& YPBPR
……………………………………………………………………………………….15
4.7 HDMI Circuit
……………………………………………………………………………………….16
4.8 USB Circuit
………………………………………………………………………………………...17
4.9 AMP Circuit
………………………………………………………………………………………...17
4.10 Main controller MSD3393LU
…………………………………………………………………...18
5. Trouble shooting table
5.1 Power Troubleshooting
…………………………………………………………………………...19
5.2 Display Troubleshooting
………………………………………………………………………….20
5.3 Audio Troubleshooting
…………………………………………………………………………….22
5.4 Function Troubleshooting
………………………………………………………………………...23
6. Software update procedure
6.1 Enter factory menu mode method
……………………………………………………………….29
6.2 Software update procedure
………………………………………………………………………29
7. Connector define
………………………………………………………………………………………..31
8. Critical components list
8.1 Critical components list for Main Board
…………………………………………………………34
8.2 Critical components list for Power Board
……………………………………………………….35
9. Mechanical Explosion Diagram
9.1 TV Set Explosion Diagram
………………………………………………………………………..42
9.2 Packing Explosion Diagram
………………………………………………………………………44
10.
SUPPLIED ACCESSORIES
………………………………………………………………………….45
Содержание Aquos LC-60LE450U
Страница 5: ...Sharp LC 60LE450U LC 60LE452U Service manual 5 2 System block ...
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Страница 12: ...Sharp LC 60LE450U LC 60LE452U Service manual 12 4 1 3 Inverter 4 1 4 Tuner power 4 2 Reset circuit ...
Страница 13: ...Sharp LC 60LE450U LC 60LE452U Service manual 13 4 3 IR KEY circuit ...
Страница 15: ...Sharp LC 60LE450U LC 60LE452U Service manual 15 4 6 AV YPBPR ...
Страница 16: ...Sharp LC 60LE450U LC 60LE452U Service manual 16 4 7 HDMI circuit ...
Страница 17: ...Sharp LC 60LE450U LC 60LE452U Service manual 17 4 8 USB Circuit 4 9 AMP Circuit ...
Страница 18: ...Sharp LC 60LE450U LC 60LE452U Service manual 18 4 10 Main controller MSD3393LU ...
Страница 32: ...Sharp LC 60LE450U LC 60LE452U Service manual 32 J2 LVDS INTERFACE 2 15PIN 2 0 ...
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Страница 42: ...Sharp LC 60LE450U LC 60LE452U Service manual 42 9 Mechanical Explosion Diagram 9 1 TV Set Explosion Diagram ...
Страница 43: ...Sharp LC 60LE450U LC 60LE452U Service manual 43 TV Set Explosion Diagram parts description ...
Страница 44: ...Sharp LC 60LE450U LC 60LE452U Service manual 44 9 2 Packing Explosion Diagram ...
Страница 45: ...Sharp LC 60LE450U LC 60LE452U Service manual 45 10 SUPPLIED ACCESSORIES ...