Proxima DP5500 User Manual page 47

Projector
PROBLEM
No image projected
No computer image
projected
No video image
projected
LAMP indicator
glowing red
Displayed image
not square
(keystoning)
Projected image
out of focus
Projected image
larger than screen
5-2 Chapter Five
LIKELY CAUSE
No power to projector.
Lamp not on.
Lamp burned out.
Over temperature indication. Allow projector to cool; turn
Loose cable.
No power to computer.
Incompatible video system.
Video source(s).
Loose cable.
Burned-out lamp.
Projector set at an
improper angle to
projection screen.
Projection lens not focused.
Zoom lens not adjusted
properly, or projector too
far from screen.
POSSIBLE SOLUTION(S)
Turn power ON.
Check AC cord.
Check power to electrical outlet.
Turn lamp ON.
Replace lamp assembly.
projector OFF and then ON.
Make sure the bottom air filter
door is closed.
Check and secure cable
connections.
Turn on computer.
If possible check computer with
another monitor.
Check power on the video
source(s).
Check and secure cable
connections between video
source and projector.
Replace lamp assembly.
Adjust relative positions of
projector and screen.
Adjust the lens focus.
Adjust zoom lens, or move
projector closer to screen.