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Symptom Cause Solution
Rainbow image Lamp pinch-off not Adjust lamp position to
pointing up point pinch-off straight up
Ensure that thumbscrew
is very tight
Discolored image Lamp is not seated Adjust lamp to ensure it
properly is firmly seated in the clamps
Ensure that thumbscrew
is very tight
Polaview Model 305 Projector parameter adjustments
If the auto-selected computer source parameters are incor-
rect for your application, or the computer system you are
using is not one of the many stored in the Model 305 (refer
to the
Compatibility list
later in this chapter), it may be pos-
sible to select a closer source mode.
1 Open the Polaview Model 305 Projector Input Source Menu
and record the H Sync and V Sync values in the Input Mea-
surements window for the incoming video signal.
Input Measurements
window
2 If possible, consult your computer technical documentation
for your system Video Data Rate (dot Clock) specifications.
3 After you determine your video specifications, find the clos-
est computer parameter entry in the compatibility list. Next,
open the Polaview Model 305 Projector Source mode menu
and scroll up or down through selections to find the closest
source mode. Use the right arrow key to load the mode of
choice.
100 Troubleshooting
Input Measurements
V Sync: 72.00 Hz
H Sync: 78.00 KHz
Lines: 1057 Sense: HLHL