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Monitor Messages; No Signal Message; Out Of Frequency Range Message - Compaq 7500 Series Reference Manual

Color monitors.
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Monitor Messages

No Signal Message

If a No Signal message displays on your monitor, check to be sure your video cable is
properly connected and ensure that your computer is powered on.

Out of Frequency Range Message

If an Out of Frequency Range message displays on your monitor, your video resolution
and/or refresh rate are set higher than the levels your monitor supports.
To change the video resolution or refresh rate on your monitor, follow these steps:
1. Restart your computer.
2. Enter Safe Mode on your computer. Refer to your computer's operating system Help for
instructions on entering Safe Mode.
Reference Guide
Operation
4–5

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