32
3. Panel Power Circuit
White screen
Measure Q302 base
is low level?
X401 oscillate
waveform is normal
Check CN301is solder
and Q302,Q301 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 X233H
Страница 1: ...1 Acer X233H Service Guide ...
Страница 10: ...10 LCD Panel Specification of X233H General Specifications Block Diagram TFT LCD Module ...
Страница 11: ...11 Back light Unit Electrical Characteristics ...
Страница 12: ...12 Optical Specifications ...
Страница 16: ...16 Software Flow Chart N Y 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18 ...
Страница 19: ...19 Installation ...
Страница 20: ...20 ...
Страница 23: ...23 How to Adjust a Setting ...
Страница 24: ...24 Adjusting the picture ...
Страница 25: ...25 ...
Страница 29: ...29 5 The panel ...
Страница 36: ...36 Connector Information Chapter 5 ...
Страница 41: ...41 Hinge A37G0050 4 USB BOARD USB7QK4 ...