Troubleshooting and tips
28
A26361-K1001-Z220-1-7619, Edition 8
The device cannot be switched off with the ON/OFF switch
Cause
Troubleshooting
System crash
►
Press the ON/OFF switch for at least 4 seconds,
until the device switches off.
The operating system is not shut-down properly in the
process. Error messages are therefore possible the next
time the system is booted.
It may take a few seconds before the system boots. This
is while the system carries out a check.
Screen stays blank
Cause
Troubleshooting
Monitor is switched off.
►
Switch your monitor on.
Power saving has been activated
(screen is blank).
►
Press any key on the keyboard.
or
►
Deactivate the screen saver. If necessary, enter the
appropriate password.
Brightness controls set to dark.
►
Adjust the brightness control. For detailed
information, please refer to the operating manual
supplied with your monitor.
Power cable is not connected.
►
Switch off the monitor and the device.
►
Check that the monitor power cable is properly
connected to the monitor and to a grounded mains
outlet or to the monitor socket of the device.
►
Check that the device power cable is properly
plugged into the device and a grounded mains
outlet.
►
Switch on the monitor and the device.
Monitor cable is not connected.
►
Switch off the monitor and the device.
►
Check that the monitor cable is properly connected
to the device and monitor.
►
Switch on the monitor and the device.