User Guide

3. Connect another video cable to the computer and monitor. If possible use a different
cable. For example, if your monitor has an HDMI connector and a DVI connector, use
the other cable type if possible. If not, use a new cable of the same type.
Continue to the next step.
Step 4: Testing the video connection
Turn on the computer. What happens?
If the monitor works, one of the previous steps corrected the issue. You are done.
If the monitor remains blank, connect the monitor to another computer using a different
cable to determine if the monitor is bad. Skip to the Step connect the monitor to another
computer.
If the monitor shows startup screens but does not show Windows, use the following steps
to set the computer to a compatible resolution:
note:
Find the native display resolution for your monitor in the User Manual or in the
product specifications for the monitor model. If you are unable to find the native
display resolution for your monitor model, temporarily use 1024x768 for
troubleshooting purposes.
1. Turn on the computer and press the F8 key repeatedly when the first startup
screen appears.
2. If you are using Windows Vista, select Enable low resolution video (640 x 480),
press Enter, and wait until Windows opens. To set display settings that match the
monitor, use the steps in the HP support document, Changing Display Settings,
Background Image, and Screen Saver in Windows Vista.
If you are using Windows XP, select Enable VGA Mode, press Enter, and wait
until Windows opens. Continue using these steps to set display resolution.
If you are using Windows 98 or ME, select Safe Mode and perform the following
steps to enter into a standard VGA mode: