|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
||If pressing the power button has no effect,
press and hold the power button for ten seconds to
disable the power button lockout feature.
|Video cable is improperly
||Connect the video cable properly.
|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
||The computer’s graphics card
resolution is set lower or higher
than the monitor’s native
||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
||Brightness and contrast are
||Press the OK/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
||Monitor video cable is
||Connect the VGA cable to the VGA connector on the
computer and the VGA connector on the monitor. Be
sure that the computer power is Off while connecting
the video cable.
|Input Signal Out of Range. Change
Settings to 1366 x 768 @ 60Hz
(LE1851w model) OR Input Signal
Out of Range. Change Settings to
1600 x 900 @ 60Hz (LE2001w model)
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. Restart
the computer so that the new settings take effect.
|HP Display LiteSaver doesn't turn Off
the monitor screen.
||The Activity Extension time
has not elapsed.
||The default Activity Extension value is set to 10
minutes. The HP Display LiteSaver will wait to detect
no input or movement from the keyboard or mouse
for 10 consecutive minutes after the Display Off time
has passed, before the monitor enters into lowpower
mode. For example, if the Display Off time is
set to 5 minutes from the current time and the Activity
Extension is set to 10 minutes, the HP Display
LiteSaver will not actually turn Off the display until 10
minutes of inactivity has elapsed, even though the
Display Off time is 5 minutes from now.
|The HP Display LiteSaver may
not be compatible with the
computer system. Some
notebook computers are not
compatible and the monitor
power can not be controlled.
||Confirm that the HP Display LiteSaver is compatible
with the system.
Right-click on the HP Display LiteSaver icon in
the system tray
Select Power Off Display from the menu.
The monitor screen should turn Off if the system is
compatible. To turn the monitor back on, wait 5
seconds and move the mouse.
||If the monitor did not turn Off, then the
computer graphics driver is not compatible with the
HP Display LiteSaver software.
|The monitor is Off but it did not seem to
enter into a low-power sleep mode.
||The monitor's power saving
control is disabled.
||Check the monitor's OSD menu setting for power
saving enable/disable controls. The control should
be set to enable to allow the monitor to enter into lowpower
||The monitor's OSD Lockout
function is enabled.
||Press and hold the Menu button for 10 seconds to
disable the OSD Lockout function.
|Power Button Lockout
||The monitor's Power Button
Lockout function is enabled.
||Press and hold the power button for 10 seconds to
unlock the power button function.