Appendix A Troubleshooting; Solving Common Problems - HP Compaq LA2006x 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.
Input Signal Out of Range. Change
Settings to 1600 x 900 @ 60Hz
(LA2006x model) OR Input Signal
Out of Range. Change Settings to
1920 x 1080 @ 60Hz (LA2206x and
LA2306x models).
The monitor is off but it did not seem
to enter into a low-power sleep mode.
OSD Lockout is displayed.
Power Button Lockout is displayed.
ENWW
Possible Cause
Power cord is disconnected.
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.
Monitor video cable is
disconnected.
Video resolution and/or
refresh rate are set higher
than what the monitor
supports.
The monitor's power saving
control is disabled.
The monitor's OSD Lockout
function is enabled.
The monitor's Power Button
Lockout function is enabled.
Solution
Connect the power cord.
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
Up the Monitor on page 5 for more 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.
Press the Menu button to access the OSD menu.
Select Image Control/Horizontal Position
Vertical 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.
Restart the computer and enter Safe Mode.
Change the settings to a supported setting (see
Recognizing Preset Display Resolutions
on page 35). Restart the computer so that the
new settings take effect.
In the monitor's OSD menu, select Management >
Power Saver. The control should be set to On to
allow the monitor to enter into low-power modes.
Press and hold the Menu button for 10 seconds to
disable the OSD Lockout function.
Press and hold the Power button for 10 seconds to
unlock the power button function.
Solving Common Problems
Setting
Menu button
or
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