Samsung SyncMaster 400CX-2 Quick Start Manual page 32

2) Maintaining the Flat Panel Display Screen.
Clean with a soft cloth (cotton flannel) smoothly.
Symptoms and Recommended Actions
Note
A LCD Display recreates visual signals received from the computer. Therefore, if there
is a problem with the computer or the video card, this can cause the LCD Display to
become blank, have poor coloring, become noisy, etc. In this case, first check the
source of the problem, and then contact a Service Center or your dealer.
1. Check if the power cord and the video cables are properly connected to the com-
puter.
2. Check if the computer beeps more than 3 times when booting.
(If it does, request service.)
3. If you installed a new video card or if you assembled the PC, check if you installed
the Adaptor(video).
4. Check if the scanning ratio of the video screen is set to between 50 Hz ~ 85 Hz.
(Do not exceed 60Hz when using the maximum resolution.)
5. If you have problems in installing the Adaptor (video) driver, boot the computer in
Safe Mode, remove the Display Adaptor in the "Control Panel −> System −> Device
Administrator" and then reboot the computer to reinstall the Adaptor (video) driver.
Check List
Note
" The following table lists possible problems and their solutions. Before calling for
assistance, check the information in this section to see if you can remedy any prob-
lems for yourself. If you do need assistance, please call the phone number on the
Information section or contact your dealer .
" For more network-related information, refer to the MagicInfo Troubleshooting sec-
tion.
Problems related to the Installation
Note
Problems related to the LCD Display installation and their solutions are listed.
Troubleshooting
" Do not use benzene, thinner or other flammable
substances, or a wet cloth.
" We recommend that a SAMSUNG cleansing agent
is used to prevent damage to the screen.
" 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 repairing damages caused.
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