19" LCD Color Monitor
Dell E1909Wc
47
White screen
White screen
Measure Q302 base
is low level?
X401 oscillate
waveform is normal
Check Q301, Q302, U301 is
broken or U301 solder?
Check Correspondent
component.
Replace PANEL
Check Correspondent
component.
Replace U401
OK
OK
OK
Replace X401
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal
Summary of Contents for E1909Wc
Page 22: ...19 LCD Color Monitor Dell E1909Wc 22 ...
Page 23: ...19 LCD Color Monitor Dell E1909Wc 23 4 5 2 Appearance inspection specification ...
Page 24: ...19 LCD Color Monitor Dell E1909Wc 24 4 5 3 Outside dimension specification ...
Page 33: ...19 LCD Color Monitor Dell E1909Wc 33 The panel ...
Page 41: ...19 LCD Color Monitor Dell E1909Wc 41 8 PCB Layout 8 1 Main Board ...
Page 42: ...19 LCD Color Monitor Dell E1909Wc 42 ...
Page 43: ...19 LCD Color Monitor Dell E1909Wc 43 8 2 Power Board ...
Page 44: ...19 LCD Color Monitor Dell E1909Wc 44 8 3 Key Board ...
Page 57: ...19 LCD Color Monitor Dell E1909Wc 57 12 Exploded View E ...