19" LCD Color Monitor
Dell E1909Wc
46
No picture (LED orange)
No picture
The button if
under control
X401 oscillate
waveform is normal
Replace U401
Replace X401
Measure U701 PIN2=3.3V
C904(+)=1.8V
Check Correspondent
component
Replace U401
X401 oscillate
waveform is normal
Check CN701 or
replace U701,
Q702,Q703
OK
OK
OK
OK
OK
NG
NG
NG
NG
Check reset circuit of
U401s normal
Check HS/VS from
CN101is normal
Replace X401
Check Correspondent
component
NG
NG
OK
Replace U401
Содержание E1909Wc
Страница 22: ...19 LCD Color Monitor Dell E1909Wc 22 ...
Страница 23: ...19 LCD Color Monitor Dell E1909Wc 23 4 5 2 Appearance inspection specification ...
Страница 24: ...19 LCD Color Monitor Dell E1909Wc 24 4 5 3 Outside dimension specification ...
Страница 33: ...19 LCD Color Monitor Dell E1909Wc 33 The panel ...
Страница 41: ...19 LCD Color Monitor Dell E1909Wc 41 8 PCB Layout 8 1 Main Board ...
Страница 42: ...19 LCD Color Monitor Dell E1909Wc 42 ...
Страница 43: ...19 LCD Color Monitor Dell E1909Wc 43 8 2 Power Board ...
Страница 44: ...19 LCD Color Monitor Dell E1909Wc 44 8 3 Key Board ...
Страница 55: ...19 LCD Color Monitor Dell E1909Wc 55 Step3 Click open and OK bring up Fig 4 and Fig 5 Fig 4 Fig 5 ...
Страница 57: ...19 LCD Color Monitor Dell E1909Wc 57 12 Exploded View E ...