4-9
Troubleshooting
Internal Speaker Failure
If the internal speakers fail, perform the following:
Figure 4:6. Internal Speaker Failure
Sound Problems
0
Perform the following:
1.
Boot the computer.
2.
Navigate to Start > Control Panel > System and Maintenance > System > Device Manager.
Check the Device Manager to determine that:
•
The device is properly installed
•
There are no red Xs or yellow exclamation marks
•
There are no device conflicts
•
No hardware is listed under Other Devices
3.
If updated recently, roll back the audio driver to the previous version.
4.
Remove and reinstall the audio driver.
5.
Make sure that all volume controls are set mid range:
•
Click the volume icon on the taskbar
•
Drag the slider to 50. Confirm that the volume is not muted.
•
Click Mixer to verify that other audio applications are set to 50 and not muted.
Start
Swap M/B
Check M/B
SPK cable
Check Logic
lower
Re-assemble the
SPK cable to M/B
OK
NG
Swap Logic lower
OK
OK
NG
Содержание Aspire E1-521
Страница 1: ...ASPIRE E1 521 S E R V I C E G U I D E G U I D E ...
Страница 113: ...Service and Maintenance 5 14 Table 5 2 Base Door Screws Screw Name Screw Type Quantity M 2 5 x 8 0 2 ...
Страница 119: ...Service and Maintenance 5 20 Table 5 3 ODD Module Screws Screw Name Screw Type Quantity M 2 5 x 8 1 M 2 0 x 3 0 2 ...
Страница 151: ...Service and Maintenance 5 52 3 Lift to remove the fan Figure 5 73 Removing the Fan ...
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Страница 166: ...5 67 Service and Maintenance 4 Lift to remove the USB module Figure 5 99 Removing the USB Module ...
Страница 177: ...Service and Maintenance 5 78 5 Lift to remove the LCD module Figure 5 117 Removing the LCD Module ...
Страница 181: ...Service and Maintenance 5 82 Table 5 13 LCD Module Screws Screw Name Screw Type Quantity M 2 5 x 5 0 5 ...
Страница 188: ...5 89 Service and Maintenance Table 5 14 LCD Bezel Screws Screw Name Screw Type Quantity M 2 5 x 4 0 2 ...
Страница 202: ...5 103 Service and Maintenance 3 Remove the main antenna Figure 5 155 Removing the WLAN Antennas 2 of 2 ...
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Страница 223: ...CHAPTER 7 Test Compatible Components Test Compatible Components 7 2 Microsoft Windows 7 Environment Test 7 2 ...
Страница 232: ...CHAPTER 8 Online Support Information Online Support Information 8 2 Introduction 8 2 ...
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