NEC PX750U Series, Руководство пользователя

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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
Before removing the lens:
1. Turn on the projector and display an image. (
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page 16 )
2. Press and hold the SHUTTER/HOME POSITION button for 2 seconds.
The lens position will be moved to the home position.
3. Turn off the projector, turn off the main power switch, and then unplug the power cord.
4. Wait until the projector cabinet is cool enough to handle.
1. While pressing the lens release button on the projector’s
front panel fully in, turn the lens counterclockwise.
The lens comes off.
NOTE: If the lens cannot be removed when the lens release (PUSH
RELEASE LENS) button is pressed, check whether the lens theft
prevention screw is mounted.
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.