Troubleshooting and tips
The n otebook’s date or time is in
correct
SummertimeTime,daylights avingsTimenotc orrectTimenotcorrec tIn corre ctda te/tim eDateisincorrectBufferbattery,load
Cause Troub leshooting
Time and date are incorrect. ► With the BIOS-S etup-Utility, you can set t
he
date and time in the main menu.
If the date an d time are repeatedly incorrect when you switch on the notebook,
the built-in battery that supplies the internal clock has failed.
► Please contact your sales outlet or our hotline/help desk.
When certain characters are entered on the
keyboard, only numerals are w ritten
Abeep sou ndsevery s econd
Cause Troub leshooting
The virtual numeric keypad of your device is
activated, see "
Virtual numeric keypad", Page 17
► Press the key com bination
Num
.
The notebook’s LCD screen rem
ains blank
LCDscreenLCDscreenist
oodark
Cause Troub leshooting
Monitor is switched off.
► Press a key or touch the touchpad.
External monitor or television set connected. ► Press the ke y combination t o switch the
screen output, see "
Key combinations",
Page 17.
The LCD screen is difficult to read
LCDscree
n
LCDscree
n
Cause Troub leshooting
Reflected glare ► Turn the notebook or alter the tilt of the LCD
screen.
► Increase the brightness of the s
creen.
58 A26391-K218-Z200-1-7619, edition 1