Ask Proxima DP9250 - Manual (Page 49)

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CLEANING THE LENS
Foitow these steps to clean the projection lens:
1 . Apply a non-abrasive camera tens cleaner to a soft, dry cleaning cloth.
Avoid using an excessive amount of cleaner.
Abrasive cleaners, solvents or other harsh chemicals might scratch the lens.
2. Lightly wipe the cleaning doth over the lens.
3. if you don't intend to use the projector immediately, replace the lens cover.
C
TROUBLESHOOTING
Before calling your dealer or service station for assistance, follow Uiese steps, to make sure everything is propeit
connected.
1. Make sure you have connected the projector to your equipment as described in section * CONNECTING THE
PROJECTOR" on pages 1 0 - 1 7 .
2. Check cable connections. Verify that ail computer, video and power cords are properly connected.
3. Verify that power is switched on.
4. If the projector still does not display an image, restart the computer.
5. tf the image stili does not display, unplug the projector from the computer and check the computer monitor's display
The problem may be with your graphics controller rather than with the projector. (When you reconnect the projector
remember to turn the computer and monitor off before you power up the projector. Power the equipment back up ir
this order: Projector, monitor, computer) ■ ■ ^
6. If the problem still exists, check the following chart.
Problem::
No power
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• Plug the projector into an AC outlet.
• Turn the MAIN ON/OFF button to ON.
• Press the LAMP
POWER ON/OFF switch to ON.
• Be sure the READY INDICATOR light is ON,
• Wait one minute after the projector is turned OFF before
turning the projector back on.
NOTE: After pressing the LAMP POWER ON/OFF button to
OFF. The projector functions as indicated.
1. The LAMP POWER indicator will light and the READY
indicator will turn off.
2. After one minute, the READY indicator will light green again
and the projector may be turned on by pressing the LAMP
POWER ON/OFF button.
• Check temperature warning indicator, if the indicator flashes
red, the projector cannot be turned on.
(See "USING THE PROJECTOR" section on page 27).
• Check the projection lamp.
t
• Adjust the focus.
• Make sure the projection screen is at least 3.6 feet (1.1 m)
from the projector,
• Check the projection lens to see if it needs cleaning.
NOTE: Moving the projector from a cool temperature location
to a warm temperature location may result in moisture
condensation on the lens. In such an event, leave the
projector OFF and wait until condensation disappears,
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