30
Troubleshooting
This chapter provides troubleshooting information for the B203W:
1. No Power
Chapter 4
No power
Press power key and look if the
picture is normal
Please reinsert and make sure the
AC of 100-240 is normal
Reinsert or check the
power section
Check if X401 oscillate
waveforms are normal
Measure U701 Pin2=3.3V,
OK
OK
NG
NG
NG
Measure CN701
Replace U401
Replace X401
NG
Replace U701
OK
OK
Содержание B203W
Страница 1: ...1 Acer B203W Service Guide ...
Страница 11: ...11 Electrical Characteristics TFT LCD Module Power Specification Backlight Unit ...
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 23: ...23 eColor Management OSD ...
Страница 24: ...24 How to Adjust a Setting ...
Страница 25: ...25 Adjusting the picture ...
Страница 26: ...26 ...
Страница 37: ...37 DVI Connector ...
Страница 40: ...40 4 Power Board 5 Main Board 6 FFC CABLE ...