BenQ PU9730 DLP Projector User Manual - Page 15

Removing the existing lens from the projector

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English Removing the existing lens from the projector 1. Push the Lens Release button all the way in and rotate the lens counterclockwise, the existing lens will be disengaged. 2. Pull out the existing lens slowly. Note: • Do not shake or place excessive pressure on the projector or the lens components as the projector and lens components contain precision parts. • Before removing or installing the lens, be sure to turn off the projector, wait until the cooling fans stop, and turn off the main power switch. • Do not touch the lens surface when removing or installing the lens. • Keep fingerprints, dust or oil off the lens surface. Do not scratch the lens surface. • If you remove and store the lens, attach the lens cap to the projector to keep off dust and dirt. 15

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English
15
Removing the existing lens from the projector
1. Push the Lens Release button all the way in and rotate the lens counterclockwise, the existing
lens will be disengaged.
2. Pull out the existing lens slowly.
Note:
•
Do not shake or place excessive pressure on the projector or the lens components as the projector and lens
components contain precision parts.
•
Before removing or installing the lens, be sure to turn off the projector, wait until the cooling fans stop, and turn off
the main power switch.
•
Do not touch the lens surface when removing or installing the lens.
•
Keep fingerprints, dust or oil off the lens surface. Do not scratch the lens surface.
•
If you remove and store the lens, attach the lens cap to the projector to keep off dust and dirt.