Test Flow For Abnormal Machine; Start; Troubleshooting - Acer S230HL Service Manual

5.1 Test flow for abnormal machine :

Start

Does DC adaptor
plug in?
Power indicator
LED is working?
Check ACER logo
display at begin?
Screen show white
blank
Display is normal?
End
Yes
1. Check AC power is supplied to DC adaptor.
No
2. Press power button.
3. Check key board wire is connected property.
Yes
No
Yes
No
Yes

5. Troubleshooting

Check LED
No
backlight is
working?
Yes
Check 50 pins FFC cable is
connected property
No
Refer to power debug section
ACER S230HL
Go to contents page
Refer to LED
backlight debug
section.
Reconnect 50 pins
Yes
FFC between main
board and LCM.
44