Acer AO722 User Manual

Chapter 4 85
TouchPad Failure
If the TouchPad doesn’t work, perform the following actions one at a time to correct the problem. Do not
replace a non-defective FRUs:
Internal Speaker Failure
If the internal Speakers fail, perform the following actions one at a time to correct the problem. Do not replace
a non-defective FRUs:
Sound Problems
If sound problems are experienced, perform the following actions one at a time to correct the problem.
1. Reboot the computer.
2. Navigate to Start´ Control Panel´ System and Maintenance´ System´ Device Manager. Check
the Device Manager to determine that:

Acer AO722 Specifications

General

Operating System	Windows 7 Home Premium
Wireless	802.11b/g/n
Processor Speed	1.0 GHz
Display	11.6 inch
Resolution	1366 x 768
RAM	2 GB DDR3
Storage	320 GB HDD
Battery	6-cell Li-ion
Bluetooth	Yes
Ports	3 x USB 2.0, HDMI, VGA, Ethernet, Headphone/microphone combo jack