18.5” LCD Color Monitor HCL HCMELWBT11
32
White screen
White screen
Measure Q404 base
is low level?
X401 oscillate
waveform is normal
Check CN403 is solder
and Q405 is OK
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
Содержание HCMELWBT11
Страница 26: ...18 5 LCD Color Monitor HCL HCMELWBT11 26 7 PCB Layout 7 1 Main Board 715G2904 2 2 ...
Страница 27: ...18 5 LCD Color Monitor HCL HCMELWBT11 27 ...
Страница 28: ...18 5 LCD Color Monitor HCL HCMELWBT11 28 7 2 Power Board 715G2852 2 ...
Страница 29: ...18 5 LCD Color Monitor HCL HCMELWBT11 29 7 3 Key Board 715G2835 1 ...
Страница 38: ...18 5 LCD Color Monitor HCL HCMELWBT11 38 10 Monitor Exploded View ...