24" LCD Color Monitor HP LP2475w
40
No picture (CVBS / S-VIDEO/ YPBPR)
No picture
Measure U406 PIN 5/6 = 1.8 V
U407 PIN 2 = 2.5 V
U403 PIN 2 = 3.3 V
NG
OK
Replace U
4
06, Q
407
, U
403
X
101
oscillate waveforms
are normal
NG
Replace X
101
OK
Check the output wave of U
104
OK
Replace U
104
NG
X
1
01 oscillate waveforms
are normal
NG
Replace X
1
01
OK
Check if the signal from CVBS /
S-VIDEO input and video cable is
connected normally
NG
OK
Input the signal of CVBS /
S-VIDEO/YPBPR, or change the
cable
Replace U104
Summary of Contents for LP2475w - 24" LCD Monitor
Page 3: ...24 LCD Color Monitor HP LP2475w 3 1 Monitor Specification ...
Page 7: ...24 LCD Color Monitor HP LP2475w 7 ...
Page 8: ...24 LCD Color Monitor HP LP2475w 8 ...
Page 9: ...24 LCD Color Monitor HP LP2475w 9 ...
Page 10: ...24 LCD Color Monitor HP LP2475w 10 ...
Page 14: ...24 LCD Color Monitor HP LP2475w 14 4 2 Factory Preset Display Modes ...
Page 34: ...24 LCD Color Monitor HP LP2475w 34 8 PCB Layout 8 1 Main Board ...
Page 35: ...24 LCD Color Monitor HP LP2475w 35 8 2 Power Board 8 3Key Board ...
Page 36: ...24 LCD Color Monitor HP LP2475w 36 8 4 USB Board ...
Page 50: ...24 LCD Color Monitor HP LP2475w 50 The panel The end ...