Check The Followings - Samsung 400BX User Manual

7

7.1.3 Check the followings.

The screen keeps switching on and off.
Blank spaces are found at the top and bottom 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.
"No
"Connecting to a PC").
"Not Optimum
The images on the screen look distorted.
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Troubleshooting Guide
Signal" is displayed on the screen (refer to
Mode" is displayed.
Installation issue (PC mode)
Check the cable connection between the
product and PC, and ensure the connection is
secure.
("2.2Connecting and Using a PC")
Blank spaces on the screen are not caused by
the monitor.
The cause of the problem is the PC or graphics
card, and can be fixed by adjusting the screen
size in the HDMI or DVI option of the graphics
card settings menu.
If the graphics card settings menu has no
option to adjust the screen size, update the
graphics card driver to the latest version.
(Please contact the grap hics card or computer
manufacturer for details on how to adjust the
screen settings.)
Screen issue
Make sure that the power cord is connected.
("2.2Connecting and Using a PC")
Check that the product is connected correctly
with a cable
("2.2Connecting and Using a PC")
Check that the device connected to the
product is powered on.
This message is displayed when a signal from
the graphics card exceeds the product's
maximum resolution and frequency.
Refer to the Standard Signal Mode Table and
set the maximum resolution and frequency
according to the product specifications.
Check the cable connection to the product
("2.2Connecting and Using a PC")
7 Troubleshooting Guide
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