Samsung 170S User Manual (user Manual) (ver.1.0) (English) - Page 32

Troubleshooting Check List User's Manual There are only 16 colors shown on the screen. The screen colors have changed after changing the video card. Have the Windows colors been set properly? For WindowsME/XP/2000: Set the colors properly at the Control Panel, Display, Settings. Has the video card been set properly? Set the video card by referring to the video card manual. There is a message that reads "Unrecognized monitor, Plug & Play (VESA DDC) monitor found". Have you installed the monitor driver? See the video card manual to see if the Plug & Play (VESA DDC) function can be supported. Install the monitor driver according to the Driver Installation Instructions. Install the monitor driver according to the Driver Installation Instructions. Check the following items if there is trouble with the monitor. 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.