20” LCD TV
AOC L20W451T
24
6.3 No Display (LED indicator green)
Check the source
OK
Reset source
NG
Check LVDS cable
NG
Reset LVDS cable
OK
Check 24V power supply
NG
Return to “6.1”
OK
Check main board power supply
OK
Check U401
NG
Replace U401
OK
Check I
2
C communication
OK
Check panel
NG
Replace panel
Summary of Contents for L20W451T
Page 5: ...20 LCD TV AOC L20W451T 5 2 Operating Instructions 2 1 The Use Of Remote Control ...
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Page 7: ...20 LCD TV AOC L20W451T 7 2 2 To Use The Menus ...
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Page 18: ...20 LCD TV AOC L20W451T 18 Fig 5 Fig 6 Fig 7 ...
Page 32: ...20 LCD TV AOC L20W451T 32 8 PCB Layout 8 1 Main Board 715T1539 2 2 ...
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Page 35: ...20 LCD TV AOC L20W451T 35 8 2 Power Board 715T1599 4 ...
Page 36: ...20 LCD TV AOC L20W451T 36 ...
Page 37: ...20 LCD TV AOC L20W451T 37 8 3 Tuner Board 715T1529 1 2 ...
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Page 40: ...20 LCD TV AOC L20W451T 40 8 4 IR Board 715T1453 1 I 8 5 Key Board 715T1816 2 ...
Page 41: ...20 LCD TV AOC L20W451T 41 8 6 Headphone Board 715T1290 1 5 ...