Hitachi CP-A221N User Manual - Page 97

Caring for the mirror and lens

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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. Use an air blower to blow away dust on the lens and on the mirror before wiping. 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. 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. Blower 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 (60). WARNING ►Before caring for the projection mirror and lens, turn the 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. 97

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97
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.
Use an air blower to blow away dust on the lens
and on the mirror before wiping. 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.
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.
• 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
(
60
)
.
NOTE
►Before caring for the projection mirror and lens, turn the
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.
WARNING
►Be careful not to pinch your finger with the lens door, to prevent
an injury.
CAUTION
Cleaning cloth
Blower
Maintenance