3. Not Optimum Mode
Check before calling for service Problems and Solutions
Q & A
15", 1280 X 1024 @ 60Hz~75Hz 17", 1600 X 1200 @ 60Hz~75Hz
When the resolution is set to any of the above 2 unsupported modes, the "Not optimum mode" message is displayed on the screen for 3 seconds . If this message is diaplayed, the monitor screen is not in its optimum status and the Auto Adjustment function may not work as normal.
See the Preset Timing mode to set to the optimum resolution.
4. Display Adapter Driver
Display adapter refers to the computer video card driver. If the adapter is not properly set, you cannot adjust resolution, frequency or color and you cannot install the monitor driver.
1.Checking Adapter Driver
Click Start 
Settings 
Control Panel 
Display 
Settings 
Advanced 
Adapter.
If "Default" or a wrong product model is indicated, it means that the adapter driver is not properly installed. Install the adapter driver again according to the information provided by the computer or video card manufacturers.
2.Installing Adapter Driver
The instructions given below are for general circumstances. For specific issues, contact the relevant computer or video card manufacturers.
1)Click Start 
Settings 
Control Panel 
Display 
Settings 
Advanced 
Adapter 
Update Driver 
Next 
Display a list of the known drivers for this device so
that I can choose a specific driver 
Next 
Have Disk (Insert Video Card Driver diskette) 
OK 
Next 
Next 
Finish.
2)In case you have Adapter Driver Setup file on your computer:
Run Setup.exe or Install.exe, which is found in the Adapter Driver Setup file.
5.Maintenance and Cleaning
1.Maintaining the Monitor Case
Clean with a soft cloth after disconnecting the power cord.
Do not use benzene, thinner or other flammable substances, or a wet cloth.
We recommend a Samsung cleansing agent is used to prevent damage to the screen.
2.Maintaining the Flat Panel Display Screen Clean with a soft cloth (cotton flannel) smoothly.
Never use acetone, benzene or thinner.
(They may cause flaws or deformation of the screen surface.)
The user will be required to pay costs and related expenses for repair of damages caused by him/her.