Troubleshooting
4-9
6.
Navigate to
Start
Control Panel
Hardware and Sound
Sound
. Confirm that
Speakers are selected as the default audio device (green check mark).
NOTE:
NOTE
:
If Speakers do not show, 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
.
Summary of Contents for Aspire 3750
Page 1: ...Acer AS3750 AS3750G SERVICEGUIDE ...
Page 4: ...iv ...
Page 40: ...1 36 Hardware Specifications and Configurations ...
Page 57: ...System Utilities 2 17 Figure 2 19 Unlock Password ...
Page 75: ...3 15 Figure 3 24 Memory Module Figure 3 25 Memory Module ...
Page 79: ...3 19 ...
Page 83: ...3 23 Top case disassembly M2 5 3 5L 3 Table 3 1 Step Screw Quantity Screw Type ...
Page 87: ...3 27 2 Disconnect the RTC BATTERY cable then take the battery away Figure 3 45 RTC BATTERY ...
Page 94: ...3 34 Figure 3 58 LCD Module ...
Page 98: ...3 38 Figure 3 65 LCD Panel ...
Page 101: ...3 41 Figure 3 70 Hinge ...
Page 103: ...3 43 Figure 3 73 CPU Module Figure 3 74 CPU Module ...
Page 105: ...3 45 Figure 3 77 Main board Figure 3 78 Main board ...
Page 108: ...3 48 Figure 3 83 Blue tooth Module Figure 3 84 Blue tooth Module ...
Page 112: ...3 52 Figure 3 91 Top case Figure 3 92 Top case ...
Page 115: ...3 55 Figure 3 97 Memory Figure 3 98 Memory ...
Page 163: ...FRU Field Replaceable Unit List 6 9 ...
Page 192: ...6 38 FRU Field Replaceable Unit List ...
Page 268: ...7 76 Model Definition and Configuration ...
Page 272: ...8 4 Test Compatible Components ...