Appendix A Troubleshooting; Solving Common Problems - HP ZR22W User Manual

A Troubleshooting

Solving Common Problems

The following table lists possible problems, the possible cause of each problem, and the recommended
solutions.
Problem
Screen is blank.
Screen image appears distorted; text is
fuzzy or blurred; image quality is
degraded.
Image appears blurred, indistinct, or
too dark.
Image is not centered
Check Video Cable is displayed on
screen.
ENWW
Possible Cause
Power cord is disconnected.
Master power switch on the
monitor's rear panel is turned
off.
Power button on front panel of
the monitor is turned off.
Video cable is improperly
connected.
Screen blanking is active.
The computer's graphics card
resolution is set lower or higher
than the monitor's native
resolution.
Brightness and contrast are
too low.
Position may need adjustment. Press the
Monitor video cable is
disconnected.
Solution
Connect the power cord.
Set the master power switch to the on position (I) and
press the front panel power button.
Check that the master power switch on the rear of
the monitor is set to the on (I) position. Press the front
panel power button.
NOTE: If pressing the power button has no effect,
press and hold the power button for 10 seconds to
disable the power button lockout feature.
Connect the video cable properly. Refer to Chapter
3, Setting Up the Monitor on page 5
information.
Press any key on the keyboard or move the mouse
to inactivate the screen blanking utility.
Set the computer's display resolution to the same
mode as the monitor's recommended native screen
resolution to provide the best picture quality.
Press the OK/auto button on the front panel. If this
does not correct the image, press the
to open the OSD Menu, and adjust the brightness
and contrast scales as needed.
Menu button to access the OSD menu.
Select Image Control/Horizontal Position
Position to adjust the horizontal or vertical position
of the image.
Connect the appropriate video cable (DisplayPort,
DVI, or VGA) between the computer and monitor. Be
sure that the computer power is off while connecting
the video cable.
Solving Common Problems
for more
Menu button
or Vertical
31