Troubleshooting
4-10
6.
Navigate to Start > Control > Panel > Hardware and Sound > Sound. Confirm that Speakers
is selected as the default audio device (green check mark).
NOTE:
If
Speakers
is not shown, 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
on page
8-2
.
Содержание AO756
Страница 1: ...AO756 V5 171 S E R V I C E G U I D E G U I D E ...
Страница 109: ...Service and Maintenance 5 14 Table 5 8 Base Door Screw Screw Name Screw Type Quantity M 2 0 x 6 0 1 ...
Страница 117: ...Service and Maintenance 5 22 4 Lift the fan by the fan cable to remove from its bay Figure 5 25 Removing the Fan ...
Страница 139: ...Service and Maintenance 5 44 4 Lift to remove the IO board from the lower case Figure 5 58 Removing the IO Board ...
Страница 147: ...Service and Maintenance 5 52 3 Lift to remove the left speaker Figure 5 70 Removing the Speakers 2 of 2 ...
Страница 151: ...Service and Maintenance 5 56 3 Lift to remove the keyboard Figure 5 76 Removing the Keyboard ...
Страница 160: ...5 65 Service and Maintenance Table 5 18 Thermal Module Screws Screw Name Screw Type Quantity M 2 0 x 3 0 4 ...
Страница 163: ...Service and Maintenance 5 68 5 Lift to remove the LCD module from the lower case Figure 5 94 Removing the LCD Module ...
Страница 170: ...5 75 Service and Maintenance 3 Lift to remove the LCD bezel Figure 5 104 Removing the LCD Bezel 3 of 3 ...
Страница 188: ...5 93 Service and Maintenance 3 Remove the main antenna from the LCD cover Figure 5 138 Removing the Main Antenna 3 of 3 ...
Страница 198: ...FRU Field Replaceable Unit List 6 6 Upper Case Assembly Figure 6 3 Upper Case Assembly Exploded Diagram 1 2 3 4 5 ...
Страница 200: ...FRU Field Replaceable Unit List 6 8 LCD Assembly Figure 6 4 LCD Assembly Exploded Diagram 1 2 3 4 5 8 9 6 7 ...
Страница 212: ...CHAPTER 7 Test Compatible Components Test Compatible Components 7 2 Microsoft Windows 7 Environment Test 7 2 ...
Страница 217: ...CHAPTER 8 Online Support Information Online Support Information 8 2 Introduction 8 2 ...
Страница 219: ......