Troubleshooting and tips
54 440 N00072
Invalid system disk - Replace the disk, and then press any key
The inserted disk is not a system disk or the inserted system disk is defective.
Ê Insert another system disk.
Ê Press any key to continue.
If you wish to boot from floppy disk:
Ê Insert a system disk.
Ê Press any key to continue.
If the operating system cannot be loaded from floppy disk:
Ê Remove the floppy disk from the drive.
Extended memory failed at offset: xxxx Failing Bits: zzzz zzzz
When testing the extended memory an error has resulted at the address xxxx.
Ê Check whether the additional memory module has been inserted correctly.
If the error message appears repeatedly, please contact the place of purchase or our
hotline/help desk.
Keyboard controller error
Ê Switch the notebook off with the ON/OFF switch.
Ê Wait 3 - 5 seconds and switch on the notebook again.
If the error message appears repeatedly, please contact the place of purchase or our
hotline/help desk.
Keyboard error
If you use an external keyboard:
Ê Check the connection and reboot the notebook.
If the error message appears repeatedly, please contact the place of purchase or our
hotline/help desk.
nn Stuck key
Ê Make sure that no key is pressed.
If the error message appears repeatedly, please contact the place of purchase or our
hotline/help desk.
Press <F1> to resume, <F2> to SETUP.
This error message appears if an error occurs during the self-test before starting the operating
system.
Ê Press the [F1] function key to start the operating system.
Ê Enter the BIOS Setup programme by pressing [F2].
Real Time clock error
Ê Contact your sales outlet or our hotline/help desk.
nnnnK Shadow RAM failed at offset: xxxx Failing Bits: zzzz
Ê Contact your sales outlet or our hotline/help desk.
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