Check The Followings - Samsung C24A650X User Manual

9
Troubleshooting Guide

9.1.3 Check the followings.

The screen keeps switching on and off.
Blank spaces are found on all four sides of the screen when
an HDMI or HDMI-DVI cable is connected to the monitor and
PC.
The power LED is off. The screen will not switch on.
The message Check Signal Cable
"Not Optimum
The images on the screen look distorted.
The screen is not clear. The screen is blurry.
Installation issue (PC mode)
appears.
Mode" is displayed.
Check the cable connection between the product
and PC, and ensure the connection is secure.
(Refer to "3.2 Connecting and Using a PC")
The blank spaces found on the screen have
nothing to do with the monitor.
Blank spaces on the screen are caused by the PC
or graphics card. To resolve the problem, adjust
the screen size in the HDMI or DVI settings for the
graphics card. If the graphics card settings menu
does not have an option to adjust the screen size,
update the graphics card driver to the latest
version.
(Please contact the graphics card or computer
manufacturer for further details about how to
adjust the screen settings.)
Screen issue
Check that the power cable is connected
correctly (Refer to "3.2 Connecting and Using a
PC")
Check that the cable is properly connected to the
product. (Refer to "3.2 Connecting and Using a
PC")
Check that the device connected to the product is
powered on.
This message appears if the signal from the
graphics card exceeds the maximum resolution or
frequency for the product.
Change the maximum resolution and frequency to
suit the product performance, referring to
Standard Signal Mode Table (page 105).
Check the cable connection to the product (Refer
to "3.2 Connecting and Using a PC")
Adjust Coarse(page 62) and Fine(page 63).
Remove any accessories (video extension cable,
etc) and try again.
Set the resolution and frequency to the
recommended level. (Refer to "10.1 General")
9 Troubleshooting Guide
99