Microphone Failure - Acer Aspire 5755 Service Manual

Microphone Failure

If internal or external Microphones fail, perform the following:
1. Check that the microphone is enabled. Navigate to Start
and Sound
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
HTTP://MYCOMP.SU/ - Maintenance and Service Guide,Service Manual,Motherboard Schematics for Laptop/notebook
4-12
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Start
Check M/B Mic cable
Check MIC wire of
LCD module
Swap M/B
Figure 4-7. Microphone Failure

Sound and select the Recording tab.
OK
NG
Re-assemble the MIC
OK
NG
Online Support
0
cable to M/B
Swap MIC wire of
LCD module
 
Control Panel
Information.
Troubleshooting
Hardware