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17" LCD Color Monitor AOC
177Sa
36
White screen
White screen
X401 oscillate
waveform is normal
Check Q706, Q704 is
broken or CN101 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
Measure Q706 base
is high level?
Summary of Contents for 177sa
Page 12: ...17 LCD Color Monitor AOC 177Sa 12 4 4 3 Optical Characteristics ...
Page 26: ...17 LCD Color Monitor AOC 177Sa 26 7 PCB Layout 7 1 Main Board 715G1558 2 2 ...
Page 27: ...17 LCD Color Monitor AOC 177Sa 27 ...
Page 28: ...17 LCD Color Monitor AOC 177Sa 28 ...
Page 29: ...17 LCD Color Monitor AOC 177Sa 29 7 2 Audio Board 715G1841 1 ...
Page 30: ...17 LCD Color Monitor AOC 177Sa 30 7 3 Power Board 715G1823 2 ...
Page 31: ...17 LCD Color Monitor AOC 177Sa 31 ...
Page 32: ...17 LCD Color Monitor AOC 177Sa 32 7 4 Key Board 715G1819 1 2 ...
Page 42: ...17 LCD Color Monitor AOC 177Sa 42 10 Monitor Exploded View ...