Download HP 55 User's Manual

HP 15” Color Monitor User’s Guide
Troubleshooting
Troubleshooting
Before calling Hewlett-Packard check the following items:
No picture and LED is off.
•
•
•
•
Check if monitor is switched ON.
Check if power cord is properly connected.
Check if electrical outlet is connected.
Test if monitor works on another computer previously set to
monitor’s supported resolution.
No picture and LED is on.
•
•
•
•
Check if monitor is not in power saving mode.
Adjust contrast and brightness through the On-Screen Menu
(OSD) using the control buttons.
Check if computer is switched on.
Check if video cable has no bent pins.
Colors are not pure.
•
Shut down your monitor and switch it on after 30 minutes.
Picture is not centered.
•
Adjust picture through the On-Screen Menu (OSD) using the
control buttons.
Picture is fuzzy.
•
•
Use the Recall function.
Reduce contrast through the On-Screen Menu (OSD) using the
control buttons.
EnglishEnglish 9