HP ZR30w - Manual (Page 25)

A Troubleshooting
Solving Common Problems
The following table lists possible problems, the possible cause of each problem, and the recommended
solutions.
Problem Possible Cause Solution
Screen is blank and no LED. Power cord is disconnected. Connect the power cord.
Master power switch is turned
off. Set the master power switch on the rear panel of the
monitor to the On position and press the front panel
power button.
Power button on front panel of
the monitor is turned off. Press the front panel power button.
Video cable is improperly
connected. Connect the video cable properly. Refer to Setting
Up the Monitor on page 4 for more information.
Screen blanking is active. Press any key on the keyboard or move the mouse
to inactivate the screen blanking utility.
Brightness is too high or low. Brightness adjustment is not
set correctly. Adjust the brightness setting using the – (Minus) and
+ (Plus) buttons.
Online Technical Support
For the online access to technical support information, self-solve tools, online assistance, community
forums of IT experts, broad mutlivendor knowledge base, monitoring and diagnostic tools, go to
http://www.hp.com/support .
Preparing to Call Technical Support
If you cannot solve a problem using the troubleshooting tips in this section, you may need to call technical
support. Have the following information available when you call:
● Monitor model number
● Monitor serial number
● Purchase date on invoice
● Conditions under which the problem occurred
● Error messages received
ENWW Solving Common Problems 19