3. Signal Source
Selects VGA or HDMI signals.
4. Aspect Ratio
Selects the aspect ratio
(16:9/AUTO/4:3).
5. DCR
The dynamic contrast ratio (DCR)
automatically adjusts the screen
brightness.
Turns DCC on or off.
Reset
Restore to factory settings.
Self-diagnosis
If there is no image, the Self-Diagnosis screen
appears. The self-diagnosis function checks if
the status of the monitor screen is No Signal,
Out of Range, or None Supported.
The
No Signal
screen appears when the D-
Sub signal connector is connected but the
status of the monitor is on DPMS mode.
The
Out of Range
screen appears when the
applied frequency is under or over normal
range.
Normal range (non-interlaced mode only):
H: 30 to 80 kHz
V: 56 to 77 Hz
Press any key to cancel.
The monitor is turned off when it does not
receive any signal from the remote control or
any button within the time selected under
Time Setting.
Troubleshooting
Issue
Solution
Picture is
jittery
Adjust
Clock
to set the
screen position and
adjust the Clock value
carefully until there is no
noise displayed.
No picture
Check if the power
switch and computer
power switch are in the
On position.
Check if the signal cable
is correctly connected to
the video card.
Check if the pins of D
sub-connector are not
bent.
Check if the computer is
in the power- saving
mode.
POWER LED
is not lit
Check if the power
switch is in the On
position.
Check if the power cord
is correctly connected.
14
TruVision Monitor User Manual