37’’ LCD TV RCA L37WD23
23
3. Abnormal display
Check the source
OK
Reset source
NG
Check signal filter circuit
NG
Replace the filter or inductance
OK
Check U108
NG
Replace U108
TV signal
Check TV system setup
OK
Check TU701
Replace TU701
NTSC, AV,
NG
Component, PC signal
Check U107
NG
Replace U107
HDMI signal
Check U414, U415
NG
Replace U414, U415
OK
Check U401
NG
Replace U401
OK
NG
Replace U701
Check U701
Summary of Contents for L37WD23
Page 19: ...37 LCD TV RCA L37WD23 19 4 Remove the shielding ...
Page 21: ...37 LCD TV RCA L37WD23 21 7 Remove the bezel ...
Page 26: ...37 LCD TV RCA L37WD23 26 6 PCB Layout 6 1 Main Board ...
Page 27: ...37 LCD TV RCA L37WD23 27 ...
Page 28: ...37 LCD TV RCA L37WD23 28 6 2 Power Board ...
Page 29: ...37 LCD TV RCA L37WD23 29 ...
Page 30: ...37 LCD TV RCA L37WD23 30 6 3 IR Board ...
Page 31: ...37 LCD TV RCA L37WD23 31 6 4 Connector Board 6 5 Key Board ...
Page 34: ...37 LCD TV RCA L37WD23 34 8 Block Diagram ...