19
’’ LCD TV Color Monitor RCA L19WD20
22
3. No display (LED indicator green)
Check the source
OK
Reset source
NG
Check LVDS cable
NG
Reset LVDS cable
OK
Check 12V power supply
NG
Return to “1”
OK
OK
Check U401
NG
Replace U401
OK
Check panel
NG
Replace panel
Check LIGHT-ON-OUT signal
NG
Replace Q801
OK
Check IC901
NG
Replace IC901
OK
Check Q805, Q806
NG
Replace Q805, Q806
OK
Check PT801, PT802
NG
Replace PT801, PT802
Summary of Contents for L15D20
Page 26: ...15 LCD TV RCA L15D20 26 7 PCB Layout 7 1 Main Board ...
Page 27: ...15 LCD TV RCA L15D20 27 ...
Page 28: ...15 LCD TV RCA L15D20 28 ...
Page 29: ...15 LCD TV RCA L15D20 29 ...
Page 30: ...15 LCD TV RCA L15D20 30 7 2 Power Board ...
Page 31: ...15 LCD TV RCA L15D20 31 7 3 IR Board 7 4 Earphone Board 7 5 Key Board ...