Digital Projection lightning series, User Manual

Page: 141 / 156

E—2
Fault Finding and Maintenance
MAINTENANCE
LBV00056; Revision C - 01/03/03
PROBLEM
The lamp is lit but no
image is being displayed.
No image is displayed and
a LED is flashing on the
input board.
Image does not fit onto
screen.
Uneven focusing.
Picture flicker.
POSSIBLE CAUSE
DMDs™ have been shut
down due to overheating or
pic mute.
Input device is connected
to wrong input.
No input source.
The wrong aspect ratio has
been set.
Projector is in the wrong
position.
Projector not positioned
correctly.
Incorrect sync selected.
The lamp may be reaching
the end of its life.
SOLUTION
Check if air ducts are clear,
clean/replace filters.
Connect input to the row
with flashing LED.
Change the input number
of selected device in the
Channel Set-up.
Connect input source.
Change the aspect ratio in
CHANNEL SET-UP.
Check the throw distance
is correct.
Re-position the projector
to be perpendicular to the
screen and re-focus.
Set sync to match the input
devices sync.
Replace Lamp.