No Display Issues - Acer TravelMate 8481T Service Manual

No Display Issues

If the Display doesn't work, perform the following:
Replace LCD
module
Figure 4-2. No Display Issue
No POST or Video
If the POST or video does not appear, perform the following, one at a time.
1. Make sure that internal display is selected. Switching between internal and external by
pressing Fn+F5. Reference Product pages for specific model procedures.
2. Make sure the computer has power by checking for one of the following:
Fans start up

Status LEDs illuminate

If no power, Refer to
3. Drain stored power by removing the power cable and battery. Hold the power button for 10
seconds.
4. Connect the power and reboot the computer.
Troubleshooting
NG
LCD
moduleok
OK
Replace M/B
Power On Issues.
0
Start
NG
Can
power on
OK
RAM
NG
module
well
connected
OK
NG
RAM
module
OK
OK
NG
lcd cable
well
connected
OK
Go to no power
Trouble shooting
step
Connect it well
Replace RAM
module
Connect it well
0
4-5