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PROBLEM
LIKELY CAUSE
Remote control
Batteries upside-down or old.
does not work.
Tiny dim or colored This is a normal LCD effect.
points of light.
Overtemp light
1. Airflow is blocked.
is illuminated.
2. Filters are clogged.
3. Fan is malfuntioning.
Rainbow image.
Lamp pinch-off not pointing up. 1. Adjust lamp position to point
Discolored image.
Lamp is not seated properly.
DP9100 PARAMETER ADJUSTMENTS
If the auto-selected computer source parameters are incorrect for your
application, or the computer system you are using is not one of the many
stored in the DP9100 (refer to the compatibility list beginning on page 6-9),
it may be possible to select a closer source mode.
1 Open the DP9100's Input Source Menu and record the H Sync and V Sync
values in the Input Measurements window for the incoming video signal.
Input Measurements
V Sync: 72.00 Hz
H Sync: 78.00 KHz
Lines: 1057
Sense: HLHL
Figure 6-1, Input measurement window
2 If possible, consult your computer's technical documentation for your
system's Video Data Rate (Dot Clock) specifications.
POSSIBLE SOLUTION(S)
Check battery placement or
replace with new batteries.
None.
1. Ensure that the shorter sides
are unobstructed. Cycle the
power and try again.
2. Clean or replace filters.
3. Projector needs service.
pinch-off straight up.
2. Ensure thumbscrew is very
tight.
1. Adjust lamp to ensure it is
firmly seated in the clamps.
2. Ensure thumbscrew is very
tight.
Troubleshooting 6-3
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