Hercules Prophetview 920 Pro, Руководство пользователя, Страница: 17 / 20

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User Manual – 13/16
8. TROUBLESHOOTING
There is no image on the screen
- Make sure that the video cable is correctly connected to the graphics board.
- Make sure that the power button on your monitor and the power switch on your computer are
both in the ON position.
- Check the signal cable connectors for bent or pushed-in pins.
LED on monitor is amber (and no image on screen)
- Make sure that the video cable is correctly connected to the graphics board.
- Make sure that your computer is not in standby mode (hit a key or move the mouse to exit this
mode).
LED on monitor is green (and no image on screen)
Adjust the brightness and contrast settings in the OSD menu.
The message “SIGNAL OVER RANGE” is displayed on the screen
Check your graphics board specifications and select a vertical frequency between 60 and 75Hz.
The message “RGB NO INPUT SIGNAL” is displayed on the screen
Make sure that the video cable is correctly connected to the graphics board.
Display is not clear
- Adjust the PHASE and FREQUENCY settings in the OSD menu.
- Select the recommended screen settings: 1280x1024 @ 60Hz.
Display is not centered on screen
- Use the OSD menu to increase or decrease HORIZONTAL and VERTICAL POSITION .
- Make sure that your system’s display settings are compatible with your Prophetview 920 Pro.
(Please refer to your graphics board or operating system manuals to change the resolution or
refresh rate.)