Troubleshooting - Acer S191HQL Service Manual

1. No Power
Replace the power board and check connections
Replace main board and check connections
Replace key board and check connections

5. Troubleshooting

No power
Check power cable is
tightened or adapter is
ok?
OK
Check Power "On/Off"
is "On"?
OK
Check the LED
indicate is OK?
OK
NG
NG
Re-plug the power cable or
NG
replace the adapter
NG
Turn on the Power "On/Off" switch
NG
Check the AC power
30