Dell 1800FP User Manual page 27

Safety Related Issues
Intermittent Problems
Product Specific Problems
SPECIFIC SYMPTOMS
Cannot adjust the display with the
buttons on the front panel
Screen image is too small
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Visible signs of smoke or
sparks
Display malfunctions on & off
WHAT YOU SEE
OSD does not appear on the
screen
Image is centered on screen,
but does not fill entire viewing
area
Do not perform any troubleshooting steps
Display needs to be replaced
Ensure display is in proper video mode
Ensure video cable connection is secure
Perform display reset
Perform display self test feature check
POSSIBLE SOLUTIONS
Disconnect AC power from the display, wait five
minutes and then re-connect AC power
Adjust the Scaling feature via the OSD and
select Fill. This feature is located under Image
Settings