22" LCD Color Monitor ASUS MW221C
37
(3). White screen
White screen
Check Q704, Q705 is broken
or CN101 solder?
Check Correspondent
component.
Replace Panel
Check Correspondent
component.
Replace U401
OK
OK
Replace X401
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal
OK
X401 oscillate
waveform is normal
Measure Q705 base
is high level?
Summary of Contents for MW221C
Page 7: ...22 LCD Color Monitor ASUS MW221C 7 3 2 2 Key Function ...
Page 9: ...22 LCD Color Monitor ASUS MW221C 9 ...
Page 10: ...22 LCD Color Monitor ASUS MW221C 10 ...
Page 14: ...22 LCD Color Monitor ASUS MW221C 14 4 4 3 Optical Characteristics ...
Page 15: ...22 LCD Color Monitor ASUS MW221C 15 4 4 4 Electrical Characteristics 1 TFT LCD 2 Backlight ...
Page 28: ...22 LCD Color Monitor ASUS MW221C 28 7 PCB Layout 7 1 Main Board 715G2186 3 ...
Page 29: ...22 LCD Color Monitor ASUS MW221C 29 ...
Page 30: ...22 LCD Color Monitor ASUS MW221C 30 7 2 Power Board 715G2594 1 ...
Page 31: ...22 LCD Color Monitor ASUS MW221C 31 ...
Page 32: ...22 LCD Color Monitor ASUS MW221C 32 ...
Page 33: ...22 LCD Color Monitor ASUS MW221C 33 7 3 Audio Board 715G2709 1 3 7 4 Key Board 715G2099 1 ...
Page 43: ...22 LCD Color Monitor ASUS MW221C 43 10 Monitor Exploded View ...