LG L2320A - Troubleshooting; No Image Appears no Image Appears

A27
Troubleshooting
No image appears
Check the following before calling for service.
No image appears
Is the power cord of the
display connected?
Is the power indicator
light on?
Is the power on and the
power indicator blue?
(Display:blue, Media
station:blue)
Is the power indicator
amber?
(Display:amber,
Media station:blue)
Do you see an "OUT
OF RANGE" message
on the screen?
Do you see a "CHECK
SIGNAL CABLE "
message on the screen?
Do you see a "CONTROLS LOCKED" message on the screen.
Do you see
“CONTROLS LOCKED”
when you push MENU
button?
You can secure the current control settings, so
that they cannot be inadvertently changed. You
can unlock the OSD controls at any time by
pushing the MENU button and VOL.+ button
for 5 seconds: the message “CONTROLS
UNLOCKED” will appear.
Check and see if the power cord is connected
properly to the power outlet.
Press the Power button.
Adjust the brightness and the contrast.
If the display is in power saving mode, try moving
the mouse or pressing any key on the keyboard to
bring up the screen.
Make sure if the power is on.
Try to turn on the PC.
This message appears when the signal from the PC
(video card) is out of horizontal or vertical frequency
range of the display. See the 'Specifications' section
of this manual and configure your display again.
This message appears when the signal cable
between your PC and your display is not connected.
Check the signal cable and try again.
Press the SOURCE button on the remote control
and select and input signal connected.