Acer 8KB-FV1 KB.I0800.004 Manuale Utente
Codici prodotto
KB.I0800.004
Chapter 4
141
No Display Issue
If the Display doesn’t work, perform the following actions one at a time to correct the problem. Do not replace
a non-defective FRUs:
a non-defective FRUs:
No POST or Video
If the POST or video doesn’t display, perform the following actions one at a time to correct the problem.
1.
Make sure that the internal display is selected. On this notebook model, switching between the internal
display and the external display is done by pressing Fn+F5. Reference Product pages for specific model
procedures.
display and the external display is done by pressing Fn+F5. Reference Product pages for specific model
procedures.
2.
Make sure the computer has power by checking at least one of the following occurs:
•
Fans start up
•
Status LEDs light up
If there is no power, see “Power On Issue” on page 140.
3.
Drain any stored power by removing the power cable and battery and holding down the power button for
10 seconds. Reconnect the power and reboot the computer.
10 seconds. Reconnect the power and reboot the computer.
4.
Connect an external monitor to the computer and switch between the internal display and the external
display is by pressing Fn+F5 (on this model).
display is by pressing Fn+F5 (on this model).
START
Power On?
Extenal RAM
well connected?
Replace
Mainboard
Go to Power
On Issue
section
Connect well
OK
NG
NG
External RAM
OK?
Swap External
RAM module
LCD Cable
well connected?
Connect well
OK
OK
NG
LCD
Panel/Cable
OK?
Swap LCD
Panel/Cable
OK
OK
NG
NG