Check The Following Items If There Is Trouble With The Monitor - Samsung SyncMaster 940UX Owner's Manual

My USB monitor is Does the Auto
connected but the Installation program run
screen is blank. when your USB
monitor is connected?
My computer is on Check whether the
and the LED is USB cable is
blinking. However, connected correctly.
only a blank screen is
Check whether your
displayed on the
computer is in
monitor.
hibernation mode (The
monitor turns off).

Check the following items if there is trouble with the monitor.

1. Check if the power cord and the video cables are properly connected to the computer.
2. Check if the computer beeps more than 3 times when booting.
(If it does, request an a service for the main board of the computer.)
3. If you installed a new video card or if you assembled the PC, check if the installed the adapter(video)
driver and the monitor driver.
4. Check if the scanning ratio of the video screen is set at 56 Hz ~ 75 Hz.
(Do not exceed 75 Hz when using the maximum resolution.)
5. If you have problems in installing the adapter (video) driver, boot the computer in Safe Mode, remove the
Display Adapter at the "Control Panel→System→Device Administrator" and then reboot the computer
to reinstall the adapter (video) driver.
If problems repeatedly occur,
Q & A
Question
How can I change the frequency?
How can I adjust the resolution?
How can I set the Power Saving
function?
How can I clean the outer case/LCD
Panel?
How can I remove the "USB Monitor
Installation Program" completely?
"Settings" tab and click on "Advanced".
3. If the "Properties" window for your monitor is displayed,
select the "Troubleshoot" tab.Move the "Hardware
acceleration" slide to "Full
Check your user account in the Control Panel.
1. Click Start – Control Panel – User Accounts - Change an
account – Admin: Computer administrator – Change my
account type. In the displayed window, Computer
administrator (Power User or higher) must be selected. –
For Windows XP computers.
2. Set your account type as directed above. Then turn the
Power button at the front of your USB monitor off and on or
reconnect the USB cable connected to the monitor. If the
problem persists, install the "USB Monitor Installation
Driver" from the provided CD. For more information, refer to
the Manual Installation section.
3. When the installation is finished, reboot your PC.
Connect the USB cable again.
Move your mouse or press any key to display the screen
again.
contact an authorized service
The frequency can be changed by reconfiguring the video card.
Note that video card support can vary, depending on the version of
the driver used. (Refer to the computer or the video card manual for
details.)
Windows ME/XP/2000 : Set the resolution at the Control
Panel→Display→Settings.
* Contact the video card manufacturer for details.
Windows ME/XP/2000 : Set the function at BIOS-SETUP of the
computer or the screen saver. (Refer to Windows/Computer
Manual).
Disconnect the power cord and then clean the monitor with a soft
cloth, using either a cleaning solution or plain water.
Do not leave any detergent or scratches on the case. Do not let any
water enter the monitor.
1.Click 'Add/Remove Programs' in the 'Control Panel'. A list of
'currently installed programs' is displayed.
center.
Answer