14
If you have difficulty with the LCD monitor, check the following symptoms
and recommended courses of action.
Troubleshooting
7
Screen Symptom
Check point
Action
Power LED is
“
off
”
,
and no picture?
Power LED is
“
on
”
,
but no picture?
▶
Brightness or contrast
is adjusted right?
Please adjust
brightness and
contrast correctly.
▶
Is power cord
connected correctly?
▶
Is
“
No Input Signal
Going to Sleep
”
shown on the screen?
▶
Please connect
power cord correctly.
▶
Please check the
video input terminal.
Screen
’
s position or
size is not proper?
▶
Screen
’
s position and
size is adjusted
correctly?
Please adjust position
and size correctly.
Screen color is
strange?
▶
Your graphic card is
set correctly?
▶
Changed resolution is
set correctly?
▶
Please check if graphic
card is set correctly.
▶
Please check if
changed resolution is set
correctly.
Please reset your
new graphic card
setting.
Please adjust
“
Phase
”
on the OSD
Menu.
Re-configure the
display timeing of
your system.
After changing video
card,color is fixed on
16 color?
Characters on screen
are not focused? Or
horizontal noise
occurred?
Picture at the
CRTmonitor but no
picture at the
LCDmonitor?
▶
Windows color setting
is correct?
▶
Is
“
Phase
”
adjusted
correctly?
▶
Is
“
Out of Range
”
shown on the screen?