Mitsubishi Electronics XD250U-ST Lamp replacement, When the projector is mounted to the ceiling

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Lamp replacement

This projector is equipped with a lamp to project images. This lamp is a consumable. It may burn out or its brightness may decrease during use. In such cases, replace the lamp with a new one as soon as possi- ble. Be sure to replace the lamp with a new lamp separately sold that is exclusive to this projector. Contact your dealer for purchase of the lamp.

Replace the spare lamp using the lamp attachment unit that is equipped with the spare lamp (separately sold) designed specifically for this projector.

Spare lamp for XD250U-ST: VLT-XD280LP

Caution:

•Do not remove the lamp immediately after using the projector. You may get burned because the lamp is very hot after use.

•Before replacing the lamp, press the POWER button to turn off the lamp and wait for two minutes for lamp to cool down. Unplug the power cord from wall outlet and wait one hour for the lamp to cool down completely.

•Do not remove the lamp except for replacement. Careless han- dling can cause injury or fire.

•Do not touch the lamp directly. It may break and cause injury or burn.

•Be sure not to drop the lamp lid screw into the projector. Also be sure not to put metal or any flammable objects inside because it may cause fire or electric shock. If any objects should fall inside, unplug and contact your dealer.

•Install the lamp securely to prevent failure and fire.

•If the lamp should break, small glass fragments may fall out through the grilles and some may remain inside of the projector or the lamp box. When taking the lamp box out, be sure to turn over the projector and hold the handle of the lamp box to avoid injury due to the glass fragments.

•If the lamp should break, never shake the lamp box or hold it in front of your face after removing it. The glass fragments may fall out and cause injury to your eyes.

•Be sure to use the lamp dedicated to this projector, VLT-XD280LP for XD250U-ST. Use of other lamps may cause a failure of the pro- jector.

•Do not use any other tools for replacing the spare lamp, and be sure to use the lamp attachment unit that is equipped with the spare lamp (separately sold) designed specifically for this projec- tor. Use of other tools may cause a failure of the projector.

The lamp unit is fixed in position with two retaining claws (d) inside so the lamp attachment unit (e) designed specifically for this pro- jector is required to replace the lamp.

Do not pull out the lamp forcibly. The lamp unit may be irretrievably damaged.

A new lamp unit can be installed without the lamp attachment unit.

(d)

( f )

3.Loosen the two screws (g) indicated as arrows (J) in figure, and mount the lamp attachment unit (e).

Slide the lamp attachment unit in the direction indicated by a white arrow after the installation of it, and hook the claw (f) into the hole of the device to fix the lamp attachment unit.

If not hooking the claw, the lamp attachment unit will be lifted with- out being fixed in the precise position.

( g )

(e)

(Caution)

When replacing the lamp, do not remove the screws other than those in the above picture. If do, it might cause the failure of prod- uct.

When the projector is mounted to the ceiling:

Secure the lamp attachment unit and the projector with the screw

(h)that come with the lamp attachment unit. Otherwise, the lamp unit may fall from the inside and cause injuries.

(h)

ENGLISH

Make sure that the projector is securely held in place.

1.Remove the cover (a) of the screw fixing the lamp cover with a fin- gernail. If it is difficult to remove it with a fingernail, use a fine- tipped tool such as flathead screwdriver.

(a)

2. Remove the screw (b) and slide the lamp cover (c) for removal.

(c)

•Contact your dealer when replacing the lamp unit with the pro- jector mounted to the ceiling.

4.Pull up the handle (i), and then pull out the lamp unit (j) by the han- dle.

(i)

(b)

( j )

EN-33

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Contents XD250U-ST Shock When using the projector in EuropeContents Important safeguards Do not look into the lens when the projector is operating Do not keep using the damaged projectorDo not unplug the power cord during operation Place of installationControl panel Terminal board Overview10 12 Kensington LockOverview Bottom side Remote controlRemote control Battery installationOperation range of the remote control Installation Ceiling Mount InstallationLayout of the projector Basic connections Projector + AV deviceProjector + DVD player or Hdtv decoder Basic connections Connection for video equipment having an Hdmi terminalHdmi Projector + Computer Using the adjustment feet front Adjustment of the projection anglePreparation Preparation for projectionWhen fine streaks are seen on projected images Power-onStatus Power Basic operationBasic operation Wall Screen When connecting to a laptop computerQuick Menu Basic operation Menu operationQuick Menu Color Enhancer Auto Presentation ContrastMenu operation Menu OptionsInformation menu Detail Menu Basic operation Image menuImage Advanced menu Installation menu Feature menu Singal menu Signal User menuNetwork menu MenuEN-24 Adjusting projected images Image adjustmentGamma mode Color EnhancerSimple method to adjust the image position Image adjustmentBrilliantColorTM LPF Progressive filterSetting Projector Name Network settingsNetwork Password Settings IP SettingsNetwork settings Glossary How to Use Network FunctionAdvanced features Password functionFreeze To cancel the password function Advanced featuresTo use the Magnify mode MagnifySupervising and controlling by computer Major functionsConnection When the projector is mounted to the ceiling Lamp replacementLamp replacement Interval of lamp replacementReset of the lamp operation time Troubleshooting Power StatusNo image appears on the screen Troubleshooting Images are not displayed correctlyLPF Cleaning of the projector and the ventilation slots MaintenanceCleaning of the lens OthersIndicators Normal conditionAbnormal condition XD250U-ST SpecificationsConnectors SpecificationsDimensional drawings unit mm Replacement partCGA85 CGA84VGA60 VGA72Mitsubishi Electric Corporation
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XD250U-ST specifications

The Mitsubishi Electronics XD250U-ST is a versatile and compact projector designed to meet the needs of various professional environments, including classrooms, conference rooms, and small theatres. With its remarkable features and advanced technologies, this projector offers exceptional performance and reliability.

At the core of the XD250U-ST is its impressive resolution. It boasts a native SVGA resolution of 800 x 600 pixels, providing clear and detailed images that are vital for presentations and educational purposes. The projector has a brightness rating of 2500 ANSI lumens, ensuring that even in well-lit rooms, your visuals remain vivid and easily visible. The contrast ratio of 2000:1 further enhances image quality, allowing for deeper blacks and brighter whites, making your content more engaging.

One of the standout features of the XD250U-ST is its ultra-short throw capability. This technology enables the projector to create a large display from a very short distance, reducing the need for extensive installation space. With a throw ratio of just 0.5:1, it can project a 100-inch image from only about 4 feet away. This makes it particularly suitable for smaller rooms where placement options might be limited.

The XD250U-ST also incorporates advanced color reproduction technologies. With Mitsubishi’s proprietary color management system, the projector delivers vibrant colors and accurate color separation. This ensures that presentations, videos, and images appear true to life, enhancing overall visual impact.

In addition to its performance characteristics, the XD250U-ST offers a variety of connectivity options. It comes equipped with multiple input ports, including VGA, HDMI, and composite video, allowing for easy connections to a wide range of devices such as laptops, DVD players, and document cameras. The inclusion of an RS-232 port also allows for integration with control systems, facilitating seamless use in automated environments.

The projector is designed with user convenience in mind. It features an intuitive interface, making navigation and setup straightforward. With its lightweight and portable design, the XD250U-ST can easily be transported between different locations, making it an ideal choice for mobile professionals.

In summary, the Mitsubishi Electronics XD250U-ST combines high-quality projection capabilities with user-friendly features and advanced technologies, making it a reliable choice for anyone looking to enhance their visual presentation experience. Its combination of brightness, resolution, ultra-short throw capabilities, and connectivity options ensures that it can meet the demands of various applications, from education to business environments.
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