Fujitsu Siemens Computers 172E Operating Manual page 23

The screen is blank
Ê
Check whether the monitor and the computer are switched on.
Ê
Check whether the power cable on the monitor is connected correctly.
Ê
Check whether the mains socket is live.
Ê
Check whether the data cable for the monitor is correctly attached to the monitor and the
monitor port on the computer.
Ê
Check whether the monitor connection of the computer used is active.
Ê
Press any key on the computer keyboard – the computer may be in energy saving mode.
Ê
Change the brightness and/or the contrast; the monitor may be adjusted to the maximum dark
setting.
The picture is scrolling or unstable
Ê
Check whether the data cable for the monitor is correctly attached to the monitor and the
monitor port on the computer.
Ê
Check the mode selected on the computer and select values for the resolution and refresh rate
which the monitor supports (for example from the table in the section
modes").
The picture is fuzzy
Ê
Change the brightness and/or the contrast.
Ê
Degauss the monitor (see
Please wait approximately 20 minutes before executing the function again. Do not press
!
the button for a longer time in order not to reduce the service life of the Degauss circuit.
The picture jumps or wave patterns appear
Ê
Remove electrical devices located near the monitor that can cause interference .
Unshielded loudspeakers can cause picture distortion and must be removed.
The edges of the screen display are distorted
Ê
Set the picture geometry properly (see
The screen display is too small, too large or not centred
Ê
Adjust the picture size and position (see
A26361-K823-Z100-1-5E19
The data cable is either not connected or not
correctly connected to the computer.
Check whether the data cable for the monitor is
correctly attached to the monitor and the monitor
port on the computer.
"Operation of the monitor").
"Operation of the
"Operation of the
Colour monitor C779 / 172E
"Preset operating
monitor").
monitor").
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