HP (Hewlett-Packard) L1740 17 Car Video System User Manual


 
Troubleshooting
Problem Possible Cause Solution
Image appears
blurred, indistinct, or
too dark.
Brightness and contrast
are too low.
Press the Auto Adjust button
on the front panel. If this
does not correct the image,
press the Menu button to
open the Basic OSD Menu,
and adjust the brightness
and contrast scales as
needed.
Image is not
centered.
“Check Signal
Cable” is displayed
on screen.
Position may need
adjustment.
Monitor video cable is
disconnected.
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.
Connect the 15-pin monitor
video cable to the VGA
connector on the computer,
or, if connected, check the
DVI-D signal cable to the
DVI connector on the
computer, or the VGA to
DVI-I cable to the VGA
connector on the computer
(DVI available on select
models only). Be sure that
the computer power is off
while connecting the video
cable.
“Out of Range. Set
Video resolution and/or
Restart your computer and
Monitor to 1280 x
refresh rate are set
enter Safe Mode. Change
1024 @ 60Hz” is
higher than what your
your settings to a supported
displayed on screen.
monitor supports.
setting (see “Factory Preset
Display Modes” table in
Appendix B). Restart your
computer so that the new
settings take effect.
A–2 User Guide