31
Troubleshooting
This chapter provides troubleshooting information for the X233HZ&X243HQ:
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 U703 Pin2=3.3V,
OK
OK
NG
NG
NG
Check U703, C706 and C707
Replace U401
Replace X401
NG
OK
Содержание X233HZ
Страница 1: ...1 Acer X233HZ X243HQ Service Guide...
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 25: ...25...
Страница 26: ...26...
Страница 30: ...30 5 The panel...
Страница 42: ...42 Hinge A37G0110 1 USB BOARD USB7QK4...