Samsung 181B - Manual (Page 38)

User’s Manual 38
Troubleshooting
1. Check if the power cord and the cable are properly connected to the computer.
2. Check if the computer beeps more than 3 times when booting.
(If it does, request an after-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 75Hz or 85Hz.
(Do not exceed 60Hz 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.
Note: If problems repeatedly occur, contact an authorized service center.
Check List
Check the following items if there is trouble with the monitor.