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
Содержание LP2475w - 24" LCD Monitor
Страница 3: ...24 LCD Color Monitor HP LP2475w 3 1 Monitor Specification ...
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Страница 14: ...24 LCD Color Monitor HP LP2475w 14 4 2 Factory Preset Display Modes ...
Страница 17: ...24 LCD Color Monitor HP LP2475w 17 5 2 Optical Characteristics Ta 25 C VLCD 12 0V fV 60Hz Dclk 154MHz VBR 3 3V ...
Страница 34: ...24 LCD Color Monitor HP LP2475w 34 8 PCB Layout 8 1 Main Board ...
Страница 35: ...24 LCD Color Monitor HP LP2475w 35 8 2 Power Board 8 3Key Board ...
Страница 36: ...24 LCD Color Monitor HP LP2475w 36 8 4 USB Board ...
Страница 50: ...24 LCD Color Monitor HP LP2475w 50 The panel The end ...