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BenQ U105 Joybook Lite Manual

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FAQ and troubleshooting 59
4. Click OK.
• Use the Scan Disk and Defragment functions. The Scan Disk
function checks a hard disk for errors, while the Disk
Defragment function takes all the scattered bits of program
data and groups them back together in the front of the drive.
1. Click
Start > My Computer.
2. Right-click the hard disk's icon and select
Properties.
3. Click the
Tools tab and then the Check Now button.
4. Check all checkboxes in the dialog that follows.
5. Click
Start.
6. Restart your Joybook Lite. It may take a long time to
complete.
To run Disk Defragmentation in Windows XP or Windows 7:
1. Close all running software programs.
2. Right-click the hard disk's icon and select
Properties.
3. Click the
Tools tab > the Defragment Now
(Windows XP) or Deframent now (on Windows 7)
button.
4. Click the
Defragment (on Windows XP) or
Defragment disk (on Windows 7) button. It may
take a long time to complete.
If Disk Defragmenter start itself over and over, it means that
some hidden background software program is still accessing the
hard disk. Restart your Joybook Lite and try again.
USB devices quit working unexpectedly in Windows XP or
Windows 7. Why?
This is because USB devices, such as cameras, scanners, or
printers, lose its connection and stop working unexpectedly.
Please follow the steps below to resolve the problem:
1. Click
Start.
2. Right-click
My Computer and select Properties >
Hardware > Device Manager.
3. Double-click the
Universal Serial Bus controllers branch
to expand it.
4. Right-click
USB Root Hub, and then click Properties >
Power Management.
5. Deselect
Allow the computer to turn off this device to
save power
.
6. Repeat Step 4 to Step 5 for each USB Root hub.
7. Click
OK, and then close Device Manager.
Why does the keyboard and/or palm rest get warm?
Typically, the Joybook Lite tends to be warm slightly. The
location of the hard disk is typically underneath the palm rest
and as a result, the palm rest gets warm. The location of the
processor is typically underneath the keyboard. And since the
heat rises, the keyboard may get warm slightly. Since your
Joybook Lite has a thermally controlled fan, when the CPU and/
or internal temperature of the Joybook Lite reaches a certain
temperature level, the fan is turned ON and stays ON until the
temperature drops to a pre-defined level.
There is no sound coming from the speakers.
Verify the foll ow ing:
• The speakers may have been muted. Check the volume control
(speaker icon) in the notification area located in the lower
JBL_U105 UM EN.book Page 59 Thursday, December 9, 2010 4:16 PM
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