Troubleshooting and tips
The CD/DVD does not work – no sound during
CD/DVD playback
CD/DVD:
Cause
Troubleshooting
CD inserted incorrectly
►
Check whether the CD/DVD has been
properly inserted into the drive.
CD faulty or not standard
►
Check whether the CD/DVD is scratched,
warped, dirty or damp.
►
Make sure that you use a CD/DVD that
complies with the standards.
Loudspeaker
►
Press the key combination for Switching the
loudspeakers on/off to check whether the
loudspeakers are switched off.
►
Press the key combination for
Increasing/decreasing the volume
to
check the volume.
User and/or supervisor password forgotten
Userpassword:
Supervisorpassword:
Cause
Troubleshooting
Forgotten password
►
If you have forgotten your user password,
enter the supervisor password or contact
your system administrator.
►
If the supervisor password is also no longer
available, please contact our Hotline/Help
Desk. You must provide proof of ownership
for the notebook. The helpdesk will then
refer you to our service partner, who will
unlock your notebook (for a charge).
Acoustic warnings
Acoustic warnings
Errormessage:
Cause
Troubleshooting
A beep sounds every few seconds
The battery is almost
fl
at.
►
Charge the battery.
A26391-K200-Z226-1-7619, edition 2
63
Summary of Contents for CELSIUS H250
Page 1: ...Notebook Operating Manual ...
Page 3: ......