IBM C50 - Manual (Page 15)

ENGLISH
Screen is blank and
power indicator is
steady yellow or
steady amber. The monitor is in Power
Management Standby /
Suspend or Off state.
No video signal from the
computer.
Problem Possible Cause Reference Suggested Action
Image appears to be
flickering.
Image appears to be
discolored.
The monitor is operating in
an interlaced or low refresh
rate display mode.
The monitor may be affected
by interference from nearby
equipment.
The monitor may be affected
by interference from nearby
equipment.
Magnetization of monitor
components has built up.
Further information
section starting on page
9
13
Press any key on the keyboard or move
the mouse to restore operation.
Check the computer is powered on.
Check the signal cable is firmly connected
to the computer.
Check no pins are bent in the signal cable
connector.
Reconfigure the computer to use a non-
interlaced display mode with a refresh
rate of at least 72 Hz.
Move fluorescent desk lighting or any
equipment that produces magnetic fields
further away from the monitor.
If another monitor is close by, a separa-
tion distance of at least 12 inches
(300mm) is recommended.
Move any equipment that produces
magnetic fields (e.g. sub woofer loud
speakers) further away from the monitor.
Degauss the monitor by switching it off
and on again after 20 minutes.