The notebook's date or time is incorrect
Buffer battery,load
Dateisincorrect
Incorrectdate/time
Timenotcorrect
Timenotcorrect
Time,daylightsavings
Summer time
Cause
Time and date are incorrect.
If the date and 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 written
Abeepsounds everysecond
Cause
The virtual numeric keypad of your device
is activated, see
"Virtual numeric keypad
(notebooks without separate numeric keypad)
", Page 18
A beep sounds at a rate of one per second
Abeepsounds everysecond
Cause
The battery is almost flat.
The notebook's LCD screen remains blank
LCDscreen
LCDscreenistoodark
Cause
Monitor is switched off.
External monitor or television set connected.
The LCD screen is difficult to read
LCDscreen
LCDscreen
Cause
Reflected glare
A26391-K90-Z200-1-7619, edition 1
Troubleshooting
► With the BIOS-Setup-Utility, you can set the
date and time in the main menu.
Troubleshooting
► Press the key combination
Troubleshooting
► Charge the battery.
Troubleshooting
► Press a key or touch the touchpad.
► Press the key combination
(switch screen output).
Troubleshooting
► Turn the notebook or alter the tilt of the LCD
screen.
Troubleshooting and tips
Fn
+
Num
Fn
+
F10
.
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