Hitachi Cp-X253 Projector Users Manual

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ItemDescription
SERVICE(continued)
KEY LOCKUsing  the  ▲/▼  buttons  turns  on/off  the  key  lock  feature.  When TURN  ON  is  selected,  the  buttons  on  the  projector  except  the STANDBY/ON button are locked.TURN ON ó TURN OFF• Please use to avoid a mischief and touching accidentally. This function does not have any effect on the remote control.
REMOTE FREQ.Use the ▲/▼ button to change the Projector's remote sensor setting.
1:NORMAL ó 2:HIGH
Items with a checkmark are on. The factory...

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ItemDescription
SECURITY
This projector is equipped with security functions.User registration is required before using the security functions.Please contact your local dealer.
1. Using Security Features
1.1 Inputting the PASSWORD
1.1-1  Use the ▲/▼ buttons on the OPTION menu to select SECURITY and press the ► button. The ENTER PASSWORD box will be displayed.The factory default PASSWORD is 2805. This PASSWORD can be changed (1.2 Changing the PASSWORD). • It is strongly recommended the factory...

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ItemDescription
SECURITY(continued)
1.3 If you have forgotten your PASSWORD
1.3-1  Follow the procedure in 1.1-1 to display the ENTER PASSWORD BOX.
1.3-2  While the ENTER PASSWORD BOX is displayed, press and hold the RESET button for about 3 seconds or press and hold the INPUT and ► buttons on the projector for about 3 secondsThe 10 digit Inquiring Code will be displayed. • If there is no key input for about 55 seconds while the Inquiring Code is displayed the menu will close. If necessary repeat...

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ItemDescription
SECURITY(continued)
2.2-4  Move the cursor to the right side of the CHECK PASSWORD BOX and press the ► button to display the PASSWORD for about 20 seconds, please make note of the PASSWORD during this time. Pressing the ENTER button will return to MyScreen PASS WORD on/off menu.When a PASSWORD is set for MyScreen:
• The MyScreen registration function (and menu) will be unavailable.
• The MyScreen Lock function (and menu) will be unavailable.
• The START UP setting will be locked on...

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ItemDescription
SECURITY(continued)
3.1-2  Use the ▲/▼ buttons on the PIN LOCK on/off menu to select TURN ON and the PIN BOX will be displayed. 3.1-3    Input a 4 part PIN Code using the ▲, ▼, ◄, ►, COMPUTER/STORAGE and INPUT buttons.A CONFIRMATION BOX will appear. Reenter the same PIN Code. This will complete the PIN Code registration.• If there is no key input for about 55 seconds while the PIN BOX or the CONFIRMATION BOX are displayed the menu will close. If necessary repeat the process from...

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ItemDescription
SECURITY(continued)
4. Using the Transition Detector Function
While the Transition Detector function is ON, when power switch is started to supply to the projector, it might react as below.• Transition Detector alarm shown below might appear on screen, if the projector has been moved or re-installed.• Transition Detector alarm might appear on screen, if the MIRROR setting has been changed.• Keystone adjustment feature has been prohibited as long as the Transition Detector function is...

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ItemDescription
SECURITY(continued)
4.3 Setting the Transition Detector off
4.3-1  Follow the procedure in 4.1-1 to display the Transition Detector on/off menu.
4.3-2  Select TURN OFF to display the ENTER PASSWORD BOX (large). Enter the registered PASSWORD and the screen will return to the Transition Detector on/off menu. If an incorrect PASSWORD is input the menu will close. If necessary repeat the process from 4.3-1.
4.4 If you have forgotten your PASSWORD
4.4-1  Follow the procedure in 4.1-1 to...

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Maintenance
Lamp
A lamp has finite product life. Using the lamp for long periods of time could cause 
the pictures darker or the color tone poor. Note that each lamp has a different 
lifetime, and some may burst or burn out soon after you start using them. 
Preparation of a new lamp and early replacement are recommended. To prepare 
a new lamp, contact your dealer and tell the lamp type number.
Type number : DT00781
Replacing the lamp
1. Turn the projector off, and unplug the power cord. 
Allow the...

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Maintenance
Lamp (continued)
Lamp warning
 HIGH VOLTAGE HIGH TEMPERATURE HIGH PRESSURE
WARNING  ►The projector uses a high-pressure mercury glass lamp. The 
lamp can break with a loud bang, or burn out, if jolted or scratched, handled 
while hot, or worn over time. Note that each lamp has a different lifetime, and 
some may burst or burn out soon after you start using them. In addition, when 
the bulb bursts, it is possible for shards of glass to fly into the lamp housing, and 
for gas containing...

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Please check and clean the air filter periodically. When the indicators or a 
message prompts you to clean the air filter, comply with it as soon as possible. 
Replace the air filter when it is damaged or too soiled. To prepare a new air filter, 
contact your dealer and tell the air filter type number.
Type number : MU03602
When you replace the lamp, please replace the air filter. An air filter of specified 
type will come together with a replacement lamp for this projector.
Cleaning the air filter...