Acer Aspire Z3801, Service Manual

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4-10 Troubleshooting
NOTE: NOTE :
If Speakers does not show, right-click on the
Playback
tab and select
Show
Disabled Devices
(clear by default).
7. Select Speakers and click Configure to start
Speaker Setup
. Follow the on-screen
prompts to configure the speakers.
8. Remove any recently installed hardware or software.
9. Restore system and file settings from a known good date using
System Restore
.
10. If the issue is remains, repeat step 9, selecting an earlier time and date.
11. Reinstall the Operating System.
12. If the Issue is still not resolved, refer to Online Support Information .
Microphone Failure
0
If internal or external Microphones fail, perform the following:
1. Check that the microphone is enabled. Navigate to Start

Control Panel

Hardware
and Sound

Sound and select the
Recording
tab.
2. Right click on the
Recording
tab and select
Show Disabled Devices
(clear by
default). The microphone appears on the
Recording
tab.
3. Right click on the microphone and select Enable.
4. Select the microphone then click Properties. Select the Levels tab.
5. Increase the volume to the maximum setting and click OK.
6. Test the microphone hardware:
 Select the microphone and click Configure.
 Select Set up microphone.
 Select the microphone type from the list and click Next.
 Follow the on-screen prompts to complete the test.
7. If the Issue is still not resolved, refer to Online Support Information .