Acer 581T 사용자 설명서

Troubleshooting

4-5

No Display Issues

0

If the Display does not work, perform the following, one at a time. Do not replace a 
non-defective FRU:

No POST or Video

0

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.

START

Power On?

Ext.DDRRAM 

Module well 

connected?

Ext DDRRAM 

Module OK?

CPU Thermal 

Module well 

screwed?

LCD Moduel 

OK?

NG

Power On Issue

Replace MB

NG

Check Connection

NG

Replace

Ext. DDRRAM 

Module

NG

Fasten Screw

NG

Replace LCD 

Panel/LCD Cable