Samsung SyncMaster C24A650X User Manual page 100

9
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
"Not Optimum
The images on the screen look distorted.
The screen is not clear. The screen is blurry.
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Troubleshooting Guide
Check Signal Cable
Mode" is displayed.
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Installation issue (PC mode)
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")
appears. 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 (106page).
Check the cable connection to the product (Refer
to "3.2 Connecting and Using a PC")
Adjust Coarse(63page) and Fine(64page).
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
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