No Display Issues - Acer AOD270 Service Manual

No Display Issues

If the Display does not work, perform the following:
Replace
LCD panel/
LCD cable
Figure 4-2. No Display Issue
No POST or Video
If the POST or video does not appear, perform the following:
1. Make sure that internal display is selected. Switching between internal and external
Fn+F5
by pressing
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.
Troubleshooting
LCD module
No
OK?
Replace
M/B
. Reference product pages for specific model procedures.
Power On Issues
0
START
Power On?
Ext. DDRRAM
module well
connected?
Ext. DDRRAM
module OK?
CPU thermal
module well
screw?
.
No Power On Issues
Check
No
connection
Replace
No Ext. DDR RAM
module
No Fasten Screw
0
4-5