Acer KB.I0800.004 Technical Information PDF herunterladen (Seite 151)

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:

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.

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.

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).

START

Power On?

Extenal RAM

well connected?

Replace

Mainboard

Go to Power

On Issue

section

Connect well

External RAM

OK?

Swap External

RAM module

LCD Cable

well connected?

Connect well

LCD

Panel/Cable

OK?

Swap LCD

Panel/Cable

1 2 ... 146 147 148 149 150 151 152 153 154 155 156 ... 207 208

Keine Kommentare

Acer KB.I0800.004 Technical Information Seite 151