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Problem
Possible
Cause
Suggested Action
Reference
Screen is blank
and power
indicator is steady
green
Brightness and
Contrast may be
too low
Adjust
brightness and
contrast.
User controls
section on page
15
Screen is blank
and power
indicator is
Amber
The monitor is in
the Power saving
status
Press any key
on the keyboard
or move the
mouse to restore
operation.
Check the
Power
Management
software on your
computer
Power
Management
section on page
2
2
Screen shows
“ Attention - No
Signal” message
The monitor is not
receiving a video
signal
Check that
the signal cable is
firmly connected
to the computer.
Check that no
pins are bent in
the signal cable
connector.
Connecting your
Monitor
section
on page 6~8
Screen shows
“Input Not
Supported”
message
Display mode of
the computer is
outside the range
of the monitor
Reconfigure
the computer to
use a supported
display mode.
General
Information
section on page
20
Image appears to
be smeared
There are
noises in the
video signal
Select Image
Setup menu in the
OSD. Then select
MANUAL to
adjust
Phase/Clock
settings.
User Controls
section on page
1
6
Image appears to
be discolored
The Color setting
may be incorrect
Adjust the
Color settings.
User Controls
section on page
1
6
A few bright or
dark dots are
visible on the
screen.
This is an
intrinsic
characteristic of
the TFT LCD
technology and is
not an LCD
defect.
None
24