Troubleshooting and tips
!
Take note of the safety notes in the "Safety" manual, when you connect or disconnect
cables.
If a fault occurs, try to correct it as described. If you fail to correct the problem, proceed as follows:
► Make a note of the steps and the circumstances that led to the fault. Also make a note of any
error messages displayed.
► Switch the notebook off.
► Contact your sales outlet or our customer service centre.
You can find the telephone numbers in the supplied help desk list. Please have the following
information ready when you call:
– The model name and serial number of the notebook. The serial number is located on a
sticker on the underside of the notebook.
– Notes of any messages that appear on the screen and information on acoustic signals.
– Any changes you have made to the hardware or software since receiving the notebook.
– Any changes you have made to the
BIOS Setup settings since receiving the notebook.
– Your system configuration and all peripheral devices connected to your system.
– Your sales contract.
A26391-K220-Z122-1-7619, edition 1 85
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