Acer NT0T JV01_PT KB.I100A.003 用户手册

Chapter 4

111

Internal Microphone Failure

If the internal Microphone fails, perform the following actions one at a time to correct the problem. Do not 
replace non-defective FRUs:

Microphone Problems

If internal or external Microphones do no operate correctly, perform the following actions one at a time to 
correct the problem.

Check that the microphone is enabled. Navigate to Start

´ Control Panel´ Hardware and Sound´ 

Sound and select the Recording tab.

Right-click on the Recording tab and select Show Disabled Devices (clear by default). 

The microphone appears on the Recording tab. 

Right-click on the microphone and select Enable.

Select the microphone then click Properties. Select the Levels tab.

Increase the volume to the maximum setting and click OK.

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 onscreen prompts to complete the test.

If the Issue is still not resolved, see “Online Support Information” on page 213.

Start

Check M/B 

Mic cable 

Re-assemble 

the MIC cable 

to M/B

OK

NG

Check MIC 

wire of LCD 

module

OK

Swap MIC wire 
of LCD module 

OK

NG

Swap M/B