HP LE1901w HP LE1901w/LE1901wm and LE2201w LCD Monitors User Guide - Page 32

Troubleshooting, Solving Common Problems - native resolution

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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. Power cord is disconnected. Connect the power cord. Power button on front panel of the monitor is turned off. 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. Video cable is improperly connected. Connect the video cable properly. Refer to Chapter 3, Setting Up the Monitor on page 5 for more information. Screen blanking is active. Press any key on the keyboard or move the mouse to inactivate the screen blanking utility. Screen image appears distorted; text is fuzzy or blurred; image quality is degraded. The computer's graphics card resolution is set lower or higher than the monitor's native resolution. Set the computer's display resolution to the same mode as the monitor's recommended native screen resolution to provide the best picture quality. Image appears blurred, indistinct, or too dark. Image is not centered Check Video Cable is displayed on screen. Brightness and contrast are too low. Press the -/Auto button on the front panel. If this does not correct the image, press the Menu button to open the OSD Menu, and adjust the brightness and contrast scales as needed. Position may need adjustment. Press the Menu button to access the OSD menu. Select Image Control/Horizontal Position or Vertical Position to adjust the horizontal or vertical position of the image. Monitor video cable is disconnected. Connect the DVI-D signal cable to the DVI connector on the computer (select models), or the VGA cable to the VGA connector on the computer. Be sure that the computer power is off while connecting the video cable. Input Signal Out of Range. Change Settings to 1440 x 900 @ 60Hz (19" wide panel models) OR Input Signal Out of Range. Change Settings to 1680 x 1050 @ 60Hz (22" wide panel models) is displayed on screen. Video resolution and/or refresh rate are set higher than what the monitor supports. Restart the computer and enter Safe Mode. Change the settings to a supported setting (see Recognizing Preset Display Resolutions on page 32). Restart the computer so that the new settings take effect. 26 Appendix A Troubleshooting ENWW

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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.
Power cord is disconnected.
Connect the power cord.
Power button on front panel of
the monitor is turned off.
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.
Video cable is improperly
connected.
Connect the video cable properly. Refer to Chapter
3,
Setting Up the Monitor
on page
5
for more
information.
Screen blanking is active.
Press any key on the keyboard or move the mouse
to inactivate the screen blanking utility.
Screen image appears distorted; text is
fuzzy or blurred; image quality is
degraded.
The computer’s graphics card
resolution is set lower or higher
than the monitor’s native
resolution.
Set the computer’s display resolution to the same
mode as the monitor’s recommended native screen
resolution to provide the best picture quality.
Image appears blurred, indistinct, or
too dark.
Brightness and contrast are
too low.
Press the
–/Auto
button on the front panel. If this
does not correct the image, press the
Menu
button
to open the OSD Menu, and adjust the brightness
and contrast scales as needed.
Image is not centered
Position may need adjustment.
Press the
Menu
button to access the OSD menu.
Select
Image Control/Horizontal Position
or
Vertical
Position
to adjust the horizontal or vertical position
of the image.
Check Video Cable
is displayed on
screen.
Monitor video cable is
disconnected.
Connect the DVI-D signal cable to the DVI connector
on the computer (select models), or the VGA cable
to the VGA connector on the computer. Be sure that
the computer power is off while connecting the video
cable.
Input Signal Out of Range. Change
Settings to 1440 x 900 @ 60Hz
(19”
wide panel models) OR
Input Signal
Out of Range. Change Settings to
1680 x 1050 @ 60Hz
(22” wide panel
models) is displayed on screen.
Video resolution and/or refresh
rate are set higher than what
the monitor supports.
Restart the computer and enter Safe Mode. Change
the settings to a supported setting (see
Recognizing
Preset Display Resolutions
on page
32
). Restart
the computer so that the new settings take effect.
26
Appendix A
Troubleshooting
ENWW