5 Troubleshooting
5-4
LT17N23W
5-2 No PC Signal
Does the signal R, G, B,
H, V appear at C122/C119/
C124/C164/C165?
Check IC102 or D-SUB signal cable.
Yes
No
Does the signal appear at
RA101~RA107?
Change IC101 or main ass’y.
(BN91-00716A)
A
Yes
No
Does the signal appear at
RA514~RA519?
Change main ass’y.
(BN91-00716A)
Yes
No
Does the signal appear at X501?
Change X501 or main ass’y.
(BN91-00716A)
Yes
No
Yes
Power indicator is green.
Replace the LCD_panel
with new one.
2-1
2-2
2-3
2-4
2-5
Summary of Contents for LT17N23W
Page 4: ...5 Troubleshooting 5 2 LT17N23W WAVEFORMS 1 1 1 2 1 3 1 4...
Page 5: ...WAVEFORMS 1 5 1 6 1 7 5 Troubleshooting LT17N23W 5 3...
Page 7: ...5 Troubleshooting LT17N23W 5 5 WAVEFORMS 2 1 2 2 2 3 2 5 2 4...
Page 9: ...5 Troubleshooting LT17N23W 5 7 WAVEFORMS 3 1 3 2 3 3 3 4 3 5...
Page 10: ...5 Troubleshooting 5 8 LT17N23W WAVEFORMS 3 6 3 7 3 8 3 9...
Page 14: ...4 Alignments and Adjustments LT17N23W 4 3...
Page 15: ...4 Alignments and Adjustments 4 4 LT17N23W...
Page 21: ...8 Block Diagram This Document can not be used without Samsung s authorization LT17N23W 8 1...