HP 17” Color Monitor User’s Guide
Troubleshooting
Troubleshooting
Refer to this section, before contacting technical support.
Moiré
Moiré is a type of natural interference which produces soft or wavy lines on your screen. It may appear due to interference between the regulated pattern of the picture from the input signal and the phosphor pitch pattern of the CRT. Refer to
Self-Test Feature Check (STFC)
Your monitor provides a self test feature that allows you to check whether your monitor is functioning properly. If your monitor and computer are properly connected but the monitor screen remains dark and the power indicator is blinking, run the monitor
1Turn off both your computer and the monitor.
2Unplug the video cable from the back of the computer.
3Turn on the monitor.
If the monitor is functioning properly, you will see a blue box with a red border and inside as shown in the following illustration:
The three boxes inside the border are red, green and blue. Failure of any of the boxes to appear indicates a problem with your monitor. This box also appears during normal operation if the video cable becomes disconnected or damaged.
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