Operation Manual

Troubleshooting and tips
32 Fujitsu Technology Solutions
Power-on indicator remains unlit after you have
switched on your device
This may be due to the following:
The mains voltage supply is faulty
► Check whether the power cable is plugged properly into the device and a grounded mains
outlet.
► Switch the device on.
Internal power supply overloaded
► Pull the power plug of the device out of the mains outlet.
► Wait for a moment.
► Plug the power plug into a properly grounded mains outlet again.
► Switch the device on.
The device cannot be switched off with the ON/OFF
switch
Cause: The device has not been switched on with the ON/OFF switch.
► Press the ON/OFF switch again.
Cause: System crash
► Press the ON/OFF switch for at least 4 seconds, until the device switches off.
i
The operating system is not shut-down properly in the process. Error messages are
therefore possible the next time the system is booted.
The device cannot be switched on with the ON/OFF
switch (0-Watt devices)
The lithium battery is empty
► Press the emergency on button at the rear of the device, see chapter "
Switching on a device
when the lithium battery is discharged (0-Watt devices)".