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Troubleshooting (Advanced)
In the following cases, it is not possible to turn off using [Manual Switching] of the Optical Disc Drive Power-Saving Utility:
• When WinDVD is running
• During writing or reading of a disc
• When the drive is being used by an application such as Roxio Creator LJB
<CF-F9/CF-S9 Series>
Cannot eject disc
Check that the computer is turned on.
The drive power/open switch works only when the computer’s power is on.
When [Optical Drive Power] is set to [Off] in the Setup Utility, it is not possible to open the disc cover unless Windows is
running.
Press the center of the disc cover to confirm that the disc cover is locked firmly.
The disc cover will only open if it is in the firmly locked position.
To remove a disc when the computer is turned off, insert a pointed object (e.g., the bent-out tip of a paper clip, or the tip of
a pencil or ballpoint pen) into the emergency hole on the bottom, and then move (
).
The sound is not heard
Try changing the mute by pressing
Fn
+
F4
or
Fn
+
F5
/
Fn
+
F6
.
With the following procedure, check that the Windows sound function is operating.
(If it is not operating, pressing
Fn
+
F5
or
Fn
+
F6
displays the pop-up icon shown on the right, but there is no sound.)
A
Click
(Start) - [Computer] - [System properties] - [Device Manager].
Click [Start] - [Control Panel] - [Performance and Maintenance] - [System] - [Hardware] - [Device Manager].
B
Double-click [Sound, video and game controllers] and check if or is displayed.
If or is displayed, click the driver for which or is shown, press
Del
, and click [OK] in the confirm
deletion screen. Then restart the computer.
To change the volume
Press
Fn
+
F5
(to lower the volume) or
Fn
+
F6
(to increase the volume).
Problems with Sound
Windows XP
Windows 7
Windows XP
