Samsung SyncMaste 721B ユーザーガイド
(The message is displayed again if
the system is rebooted.)
the system is rebooted.)
There is no image on the screen.
Is the power indicator on the monitor
Is the power indicator on the monitor
blinking at 1 second intervals?
The monitor is in PowerSaver mode.
Press any key on the keyboard to
activate the monitor and restore the
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?
changes?
Unlock the OSD by pressing the
MENU button for at least 5 seconds.
The screen shows
strange colors or just
strange colors or just
black and white.
Is the screen displaying only one
color as if looking at the screen
color as if looking at the screen
through a cellophane paper?
Check the signal cable connection.
Make sure the video card is fully
Make sure the video card is fully
inserted in it's slot.
Have the screen colors become
strange after running a program or
due to a crash between
due to a crash between
applications?
Reboot the computer.
Has the video card been set
properly?
Set the video card by referring to the
video card manual.
The screen suddenly
has become
unbalanced.
unbalanced.
Have you changed the video card or
the driver?
Adjust screen image position and
size using the OSD.
Have you adjusted the resolution or
frequency on the monitor?
frequency on the monitor?
Adjust the resolution and frequency
of the video card.
(Refer to the
of the video card.
(Refer to the
Preset Timing Modes
).
The screen can be unbalanced due to the cycle of the video card signals.
Readjust Position by referring to the OSD.
The screen is out of
focus or OSD cannot
be adjusted.
be adjusted.
Have you adjusted the resolution or
frequency on the monitor?
Adjust the resolution and frequency
of the video card.
(Refer to the
(Refer to the
Preset Timing Modes
).
LED is blinking but no
images on the screen.
images on the screen.
Is the frequency properly adjusted
when checking the Display Timing
when checking the Display Timing
on the menu?
Adjust the frequency properly by
referring to the video card manual
referring to the video card manual
and the
Preset Timing Modes
.
(The maximum frequency per
resolution may differ from product to
resolution may differ from product to
product.)
There are only 16
colors shown on the
screen.
screen.
The screen colors
have changed after
changing the video
have changed after
changing the video
card.
Have the Windows colors been set
properly?
Windows ME/2000/XP:
Set the colors properly at the
Control Panel → Display →
Settings.
Control Panel → Display →
Settings.
Has the video card been set
properly?
Set the video card by referring to the
video card manual.
There is a message
that reads
"Unrecognized
monitor, Plug & Play
"Unrecognized
monitor, Plug & Play
(VESA DDC) monitor
found".
found".
Have you installed the monitor
driver?
Install the monitor driver according
to the
Driver Installation Instructions
.
See the video card manual to see if
the Plug & Play (VESA DDC)
the Plug & Play (VESA DDC)
function can be supported.
Install the monitor driver according
to the
to the
Driver Installation Instructions
.
Problems related to
Audio
No sound
Ensure that the audio cable is firmly
connected to both the audio-in port
on your monitor and the audio-out
on your monitor and the audio-out
port on your sound card.
(Refer to the
(Refer to the
Connecting the
Monitor
)
Check the volume level.
Sound level is too low.
Check the volume level.
If the volume is still too low after