37’’ LCD TV Envision L37W431
28
3. Abnormal Display
Check the source
OK
NG
Check signal filter circuit
NG
Replace the filter capacitance or inductance
OK
Check U104
NG
Replace U104
RF signal
Check TV system setup
OK
Check TU100
Replace TU100
AV signal
NG
PC signal
Check U102
NG
Replace U102
OK
Check U301
NG
Replace U301
Reset source
OK
Check U302
NG
Replace U302
OK
Check panel
NG
Replace panel
HDMI, DVI signal
Check U411
NG
Replace U411
Check U501
NG
Replace U501
OK
Summary of Contents for envision L37W431
Page 4: ...37 LCD TV Envision L37W431 4 1 General Specification ...
Page 5: ...37 LCD TV Envision L37W431 5 ...
Page 6: ...37 LCD TV Envision L37W431 6 2 Operations Instructions 2 1 The Use Of Remote Control ...
Page 7: ...37 LCD TV Envision L37W431 7 2 2 Front Panel Control Knobs ...
Page 8: ...37 LCD TV Envision L37W431 8 2 3 OSD Operations ...
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Page 16: ...37 LCD TV Envision L37W431 16 2 4 How To Connect ...
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Page 31: ...37 LCD TV Envision L37W431 31 7 PCB Layout 7 1 Main Board 715T1814 1 ...
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Page 34: ...37 LCD TV Envision L37W431 34 7 2 Power Board 715T1852 3 ...
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Page 37: ...37 LCD TV Envision L37W431 37 7 3 Audio Board 715T1635 3 ...
Page 38: ...37 LCD TV Envision L37W431 38 7 4 Tuner Board 715T2275 1 ...
Page 39: ...37 LCD TV Envision L37W431 39 7 5 Key Board 715T1886 1 7 6 IR Board 715T1836 1 3 ...
Page 58: ...37 LCD TV Envision L37W431 58 10 Exploded View ...