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Chapter 4
139
8.
Remove and recently installed hardware or software.
9.
Restore system and file settings from a known good date using System Restore.
If the issue is not fixed, repeat the preceding steps and select an earlier time and date.
10. Reinstall the Operating System.
11. If the Issue is still not resolved, see “Online Support Information” on page 241.
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.
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).
3.
The microphone appears on the Recording tab.
4.
Right-click on the microphone and select Enable.
5.
Select the microphone then click Properties. Select the Levels tab.
6.
Increase the volume to the maximum setting and click OK.
7.
Test the microphone hardware:
a.
Select the microphone and click Configure.
b.
Select Set up microphone.
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
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
Содержание AO752
Страница 6: ...VI ...
Страница 10: ...X Table of Contents ...
Страница 34: ...24 Chapter 1 ...
Страница 50: ...40 Chapter 2 ...
Страница 59: ...Chapter 3 49 9 Detach the HDD board ...
Страница 61: ...Chapter 3 51 5 Pull the memory module out 6 Repeat steps 4 and 5 for the second memory module ...
Страница 73: ...Chapter 3 63 7 Unlock the touch pad FCC and pull the cable away ...
Страница 77: ...Chapter 3 67 4 Lift off the LCD Board 5 Unlock and remove the LED board FCC from the mainboard ...
Страница 87: ...Chapter 3 77 4 Pull the cables away from the two adhesive locations 5 Lift the modules away ...
Страница 91: ...Chapter 3 81 5 Roll the bezel up and away from the hinges ...
Страница 94: ...84 Chapter 3 4 Lift the LCD panel out lifting the bottom of the panel first ...
Страница 99: ...Chapter 3 89 7 Lift up the right antenna 8 Pull the right antenna cable away from the LCD module ...
Страница 106: ...96 Chapter 3 3 Apply adhesive and stick the microphone down ...
Страница 113: ...Chapter 3 103 Replacing the RTC Battery 1 Place the RTC battery into the holding clips on the main board ...
Страница 117: ...Chapter 3 107 3 Connect the speaker connector ...
Страница 135: ...Chapter 3 125 4 Tighten the four captive screws ...
Страница 137: ...Chapter 3 127 4 Place the HDD cover in from one corner 5 Tighten the two captive screws ...
Страница 138: ...128 Chapter 3 Replacing the Battery 1 Slide the battery into position 2 Close the locking latch ...
Страница 139: ...Chapter 3 129 Replace the Dummy Card Push the dummy card into the slot until it clicks into place ...
Страница 140: ...130 Chapter 3 ...
Страница 240: ...230 Appendix A ...
Страница 250: ...240 Appendix B ...
Страница 252: ...242 ...
Страница 255: ...245 ...
Страница 256: ...246 ...