Samsung 757DFX Computer Monitor User Manual


 
User’s Manual 47
Troubleshooting
Check List
Before calling for service, check the information in this section to see if you can remedy any
problems yourself. If you do need assistance, please call the phone number on the warranty card,
the phone number on the Information section or contact your dealer.
Symptom Check List Solutions
No images on the screen. I
cannot turn on the
monitor.
Is the power cord connected
properly?
Check the power cord connection
and supply.
Can you see "
No Connection
,
Check Signal Cable
" on the
screen?
Check the signal cable connection.
If the power is on, reboot the
computer to see the initial
screen(the login screen), which
can be seen.
If the initial screen (the login screen)
appears, boot the computer in the
applicable mode (the safe mode for
Windows 98/95) and then change
the frequency of the video card.
(Refer to the Preset Display Modes)
Note: If the initial screen (the login
screen) does not appear, contact a
service center or your dealer.
Can you see "
Sync
.
Out of Range
68.7kHz 168Hz PP
" on the
screen?
You can see this message when the
signal from the video card exceeds
the maximum resolution and
frequency that the monitor can
properly handle.
Adjust the maximum resolution and
frequency that the monitor can
properly handle.
There is no image on the screen.
Is the power indicator on the
monitor blinking at 1 second
intervals?
The monitor is in PowerSaver
mode.
Press a key on the keyboard or
move the mouse to activate the
monitor and restore the image on
the screen.
I cannot see the On Screen
Display.
Have you locked the
On Screen
Display (OSD)
Menu to prevent
changes?
Unlock the OSD by pressing the
MENU button for at least 10
seconds.