Acer Aspire One 722 Service Manual page 144

ODD Not Operating Correctly
If the ODD exhibits any of the following symptoms it may be faulty:
Audio CDs do not play when loaded

DVDs do not play when loaded

Blank discs do not burn correctly

DVD or CD play breaks up or jumps

Optical drive not found or not active:

Not shown in My Computer or the BIOS setup

LED does not flash when the computer starts up

The tray does not eject

Access failure screen is shown

The ODD is noisy

Perform the following, one at a time:
1. Boot the computer and retry the operation.
2. Use an different disc.
3. Navigate to Start
with Removable Storage panel.
4. Navigate to Start
Manager.
5. Double click lDE ATA/ATAPI controllers. If a device shows a down arrow, right click on
the device and click Enable.
6. Double-click DVD/CD-ROM drives. If the device shows a down arrow, right click on the
device and click Enable.
7. Make sure that there are no yellow exclamation marks against the items in lDE
ATA/ATAPI controllers. If a device has an exclamation mark, uninstall and reinstall
the driver.
8. Check that there are no yellow exclamation marks against the items in DVD/CD-ROM
drives. If a device has an exclamation mark, uninstall and reinstall the driver.
9. If the exclamation marker is not removed from the item in the lists, remove any recently
installed software and retrying the operation.
Discs Do Not Play
If discs do not play when inserted into the drive, perform the following:
1. Check that the disc is correctly seated in the drive tray and that the label on the disc is
visible.
2. Check that the media is clean and scratch free.
3. Try an alternate disc in the drive.
4. Confirm that AutoPlay is enabled:
Navigate to Start

Select Use AutoPlay for all media and devices.

In the Audio CD and DVD Movie fields, select the desired player from the drop down

menu.
4-20
 Computer. Check that the ODD device is shown in the Devices
 
Control Panel System and Maintenance
 
Control Panel
0
Hardware and Sound
 
System Device

AutoPlay.
Troubleshooting
0