Acer 7730 用户手册

Chapter 4: Troubleshooting

149

ExpressCard (NewCard)

Memory

Sound

Power management

The notebook doesn’t turn off.

• Test the power source (battery pack and power 

adapter). See 

• Press and hold the power button for more than four 

seconds.

• Test or replace the system board.

The battery can’t be charged.

• Test the battery pack. See 

• Replace the battery pack.
• Test or replace the system board.

Symptom / Error

Action in Sequence

The notebook cannot detect the 
ExpressCard

• Test or replace the ExpressCard assembly. See 

• Test or replace the system board.

ExpressCard slot pin is damaged.

• Test or replace the ExpressCard assembly. See 

Symptom / Error

Action in Sequence

Memory count (size) appears different 
from actual size.

• Run “Load Setup Defaults” using the BIOS Setup 

Utility, then reboot the notebook.

• Test or replace the SO-DIMM.
• Test or replace the system board.

Symptom / Error

Action in Sequence

No sound comes from the notebook 
when running Windows multimedia 
programs.

• Reinstall the audio driver.
• Test or replace the speakers.
• Test or replace the system board.

The internal speakers make noise or emit 
no sound.

• Test or replace the speakers.
• Test or replace the system board.

Symptom / Error

Action in Sequence

The notebook will not hibernate.

•

<Athena: Why are they looking at a spec?>

 See 

.

• Test or replace the keyboard (if control is from the 

keyboard).

• Test or replace the hard disk drive.
• Test or replace the system board.

Symptom / Error

Action in Sequence