Hitachi CP-X440 User Manual Page 40
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40
Maintenance
When the indicators or a message prompts you to clean the air filter, clean the air filter
as soon as possible. Please check and clean the air fi lter periodically, even if there is no
message. If the air fi lter becomes clogged by dust or the like, internal temperatures rise
and the power may be automatically turned off for malfunction prevention.
1.
Turn the projector off, and unplug the power cord.
Allow the projector to cool for at least 45 minutes. And
prepare a vacuum cleaner.
2.
After making sure that the projector is cool adequately,
slowly turn the projector so that the lens-side is facing
up. Please be careful for the projector not to fall. While
the projector is placed lens-side up, hold the projector.
3.
Unhooking the fi lter cover’s claws, and pull the fi lter
cover in the direction of the arrow to remove it.
4.
Hold the air fi lter’s knob, and pull the air fi lter off.
5.
Apply a vacuum cleaner to the vent of the projector for the
air fi lter. And then slowly turn the projector bottom up.
6.
Apply a vacuum cleaner to the air fi lter and the fi lter cover.
Please replace the air fi lter when it is damaged or too soiled.
Please replace the air fi lter when it is damaged or too soiled.
To prepare a new air fi lter, contact your dealer and tell the air
fi lter type number =
NJ20642.
An air fi lter of specifi ed type will come even with a replacement lamp for this projector.
7.
Position the cleaned air fi lter or a new air fi lter into place, and push the
"PUSH" mark with claws to fi x the air fi lter.
8.
Replace the fi lter cover and snap it back into place.
9.
Slowly turn the projector so that the top is facing up.
10.
Turn the projector on, and reset the fi lter time using the FILTER TIME
function of the OPTION menu
(
36
)
.
NOTE
•
Incorrectly resetting of the fi lter timer (resetting without replacement,
or neglect of resetting after replacement) will result in incorrect message functions.
WARNING
►
Before caring, make sure the power switch is off and the
power cable is not plugged in,
then allow
the projector to cool suffi ciently
.
The
care in a high temperature state of the projector could cause a burn and/or
malfunction to the projector
.
►
Use only the air fi lter of the specifi ed type. Do not use the projector with the
air fi lter and the fi lter cover removed.
►
Avoid wetting the projector or inserting liquids in the projector. It could result
in a fi re, an electric shock, and/or malfunction to the projector
.
CAUTION
►Please replace the air fi lter when it is damaged or too soiled,
and also when you replace the lamp.
Air fi lter
Filter cover’s claws
Filter cover
Air fi lter
Air fi lter’s knob
- CP-X444/CP-X440 1
- Fastening the lens cover 3
- Projector features 3
- Preparations 3
- About contents of package 3
- Part names 4
- Projector 4
- Control buttons 5
- Arrangement 7
- Elevator feet 8
- Elevator button 8
- Connecting your devices 10
- Setting up 11
- Connecting power supply 13
- Putting batteries 14
- Remote control 14
- Using the remote control 15
- Turning off the power 16
- Power on/off 16
- Turning on the power 16
- Operating 17
- Adjusting the volume 17
- Temporarily muting the sound 17
- Selecting an input signal 17
- Adjusting the zoom and focus 18
- Selecting an aspect ratio 18
- Searching an input signal 18
- Adjusting the position 19
- Using the magnify feature 20
- Freezing the screen 21
- Multifunctional settings 22
- Using the menu function 22
- EASY Menu 23
- EASY Menu (continued) 24
- PICTURE Menu 25
- PICTURE Menu (continued) 26
- IMAGE Menu (continued) 29
- INPUT Menu (continued) 31
- :SELECT 32
- SCREEN Menu (continued) 34
- OPTION Menu 36
- OPTION Menu (continued) 37
- Maintenance 38
- WARNING 38
- Screws marked 39
- Air fi lter 40
- Other care 41
- Troubleshooting 42
- Regarding the indicator lamps 44
- Warranty and after-service 48
- Specifi cations 48
- For the model CP-X444 49
- For the model CP-X440 49
- Initial set signals 51
- Connection to the ports 52
- RS-232C Communication 55
- Connecting the cable 55
- Communications setting 55
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