Hitachi ED-A220N user manual Caring for the mirror and lens

Maintenance

Caring for the mirror and lens

If the projection mirror or lens is awed, soiled or fogged, it could cause deterioration of display quality. Please take care of the mirror and lens, being cautious of handling.

1. Turn the projector off and unplug the power cord from the power outlet. And cool the projector down by leaving it for a while as it is.

2. The lens door can be opened manually.

Please hold both side of the lens door and slowly open it until it is locked with clicking sound.

3. Wipe softly the mirror and lens with a damped soft cleaning cloth for lens on the market, being careful not to give any damage on the mirror and lens.

For around edge of the mirror and lens where might be difcult to be wiped out, please use an air blower for cameras on the market to clean up.

To close the lens door properly, please take the
4. following procedure.
(1) Insert the power cord with the lens door opened.
(2) The power indicator will light in orange, and the
lens door closes automatically. Do not touch the	Blower
lens door when the door is closing. Do not allow
anything to obstruct the lens door.

Cleaning cloth

NOTE

•When the lens door is closed manually, it may not shut properly.

•The lens door may not close when the LENS DOOR LOCK function of the

SERVICE item in the OPTION menu is set to ON. Refer to the LENS DOOR LOCK function of the SERVICE item in the OPTION menu (59).

WARNING ►Before caring for the projection mirror and lens, turn the projector off and unplug the power cord, then cool the projector sufciently. ►Do not use a vacuum cleaner to clean the projection mirror or lens, since it might give some damage.

►Do not use cleaners or chemicals other than those specied in this manual. Pay special attention to the mirror and lens as these materials could cause serious damage to either.

CAUTION ►Be careful not to pinch your nger with the lens door, to prevent an injury.

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