SyncMaster Monitor USER GUIDE
Installation | Screen | Audio | Remote Control
1. Problems related to Installation
Problems related to the monitor installation and their solutions are listed. 
Problems Solutions
PC
Mode
It appears the PC does not 
function normally.
z
Check if the Display Adapter Driver (VGA Driver) is 
properly installed. 
(Refer to Installing Driver)
The monitor screen flickers.
z
Check if the signal cable between the computer and 
the monitor is securely connected and tightened. 
(Refer to Connecting to a monitor)
TV 
Mode
TV screen is blurred or 
shows noise signals.
z
Check if the TV antenna connector is securely 
connected to the external antenna. 
(Refer to Connecting to TV)
TV signal is not received
z
Check "Channel system" and make sure you choose 
the correct channel system. 
(Refer to the Channel System)
z
Select "Auto Store" to configure the channel system 
automatically. (Refer to the Auto Store)
2. Problems related to Screen
Problems related to the monitor screen and their solutions are listed. 
Problems  Solutions
Screen is blank and power 
indicator is off
z Ensure that the power cord is firmly connected and the LCD 
monitor is on. 
(Refer to the Connecting the Monitor)
"Check Signal Cable" message
z
Ensure that the signal cable is firmly connected to the PC or 
video sources. 
(Refer to the Connecting the Monitor)
z Ensure that the PC or video sources are turned on. 
"Not Optimum Mode" message
z
Check the maximum resolution and the frequency of the 
video adapter. 
z Compare these values with the data in the Preset Timing 
Modes Chart. 
Picture rolls vertically.
z
Check if the signal cable is securely connected. 
Connect it again securely. 
(Refer to Connecting to a monitor)
Image is not clear. Picture is 
blurred.
z
Run Frequency Coarse and Fine tuning. 
z
Turn on again after removing all accessories 
(video extension cable, etc.) 
z
Set resolution and frequency to the recommended ranges. 
Picture image is unstable and 
vibrates.
z
Check if the resolution and frequency set for the computer 
video card falls in the range supported by the monitor. 
If not, reset them referring to the current Information under 
the monitor menu and Preset Timing Modes.
Ghost images are shown in the 
picture.
The image is too light or too dark
z
Adjust the Brightness and Contrast. 
(Refer to the Brightness, Contrast)
Screen color is inconsistent.
z
Adjust color using Custom under OSD Color Adjustment 
menu. 
Color image is distorted with 










