NEC PA903X - Lamp and Filter Replacement

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6. Installation and Connections
4. Turnthelensclockwise.
Turn until a click is heard.
The lens is now fastened onto the projector.
TIP:Mountingthelenstheftpreventionscrew
Fastenthelenstheftpreventionscrewincludedwiththeprojectortothe
bottom of the projector so that the lens cannot be removed easily.
Removing the lens
Preparations:
1. Turn on the projector and display an image.
2. Press and hold the SHIFT/HOME POSITION button over 2 seconds.
The lens position will be moved to the home position.
3. Turn off the main power switch, and then unplug the power cord.
4. Wait until the projector cabinet is cool enough to handle.
Ifthelenstheftpreventionscrewhasbeenseton,removeitrst.
1. While pressing the lens release button at the bottom of
lensmountingsectionontheprojector’sfrontpanelfully
in,turnthelenscounterclockwise.
The lens comes off.
NOTE:
• Checkthefollowingareasifthelensunitcannotberemovedeven
when the lens release button is pressed.
1. The lens release button may be locked sometimes. In that case,
turn the lens fully to the right. The lens release button lock will
be released.
2. Slowly pull the lens off the projector.
• After removing the lens, mount the lens caps (front and
back) included with the lens before storing the lens.
• Ifnolensisgoingtobemountedontheprojector,mount
the dust cap included with the projector.
Make sure the direction to mount the dust cap to face the
distinguish mark (△) on the cap upward.