Samsung 795MB+ manual Control Panel → Display →, Settings

The screen shows strange colors or just black and white.

The screen suddenly has become unbalanced.

The screen is out of focus or OSD cannot be adjusted.

The screen is partially distorted.

LED is blinking but no images on the screen.

There are only 16 colors shown on the screen.

The screen colors have changed after changing the video card.

There is a message that reads "Unrecognized monitor, Plug & Play (VESA DDC) monitor

magnetic products	anything that can create a strong
such as a power	magnetic field.
adapter, speaker or a
high voltage wire near
by?
Is the voltage stable?	The screen image can appear to
	shake or vibrate at a particular time
	of day due to low supply voltage.

The screen image can also appear to shake or vibrate if there is a problem with the video card or the computer's main board.

Is the screen	Check the signal cable connection.
displaying only one
color as if looking at	Make sure the video card is fully
the screen through a	inserted in it's slot.
cellophane paper?
Have the screen	Reboot the computer.
colors become strange
after running a
program or due to a
crash between
applications?
Has the video card	Set the video card by referring to the
been set properly?	video card manual.
Have you changed the	Adjust screen image position and
video card or the	size using the OSD.
driver?
Have you adjusted the	Adjust the resolution and frequency
resolution or	of the video card.
frequency on the	(Refer to the Preset Timing Modes).
monitor?

The screen can be unbalanced due to the cycle of the video card signals. Readjust Position by referring to the OSD.

Have you adjusted the	Adjust the resolution and frequency
resolution or	of the video card.
frequency on the	(Refer to the Preset Timing Modes).
monitor?
Are there any	Enter the OSD and perform a
magnetic products	"Degauss".
such as an adapter,
speaker or a high	Keep the monitor away from any
voltage wire near the	magnetic products.
monitor?
Is the frequency	Adjust the frequency properly by
properly adjusted	referring to the video card manual
when checking the	and the Preset Timing Modes.
Display Timing on the
menu?	(The maximum frequency per
	resolution may differ from product to
	product.)
Have the Windows	Windows ME/2000/XP:
colors been set	Set the colors properly at the
properly?	Control Panel → Display →
	Settings.
Has the video card	Set the video card by referring to the
been set properly?	video card manual.
Have you installed the	Install the monitor driver according
monitor driver?	to the Driver Installation Instructions.
See the video card	Install the monitor driver according
manual to see if the	to the Driver Installation Instructions.
Plug & Play (VESA