Caring For The Mirror And Lens - Hitachi CP-AW250N User Manual

Maintenance

Caring for the mirror and lens

If the projection mirror or lens is flawed, 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 difficult to be wiped out, please use an air blower
for cameras on the market to clean up.
4.
To close the lens door properly, please take the
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
lens door when the door is closing. Do not allow
anything to obstruct the lens door.
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
projector off and unplug the power cord, then cool the projector sufficiently.
►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 specified 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 finger with the lens door, to prevent
an injury.
94
►Before caring for the projection mirror and lens, turn the
Cleaning cloth
Blower