Maintenance

Lamp (continued)

$ODPSKDVD¿QLWHSURGXFWOLIH8VLQJWKHODPSIRUORQJSHULRGVRIWLPHFRXOG 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 = DT00757.

1. Turn the projector off, and unplug the power cord. Allow the lamp to cool for at least 45 minutes.

2. Prepare a new lamp.

If the projector is mounted on the ceiling, or if the lamp has broken, also ask the dealer to replace the lamp.

In the case of replacement by yourself,

3. Loosen the lamp cover screw (marked by arrow) and then slide the lamp cover to the side to

remove it.

4. Loosen the 2 screws (marked by arrow) of the lamp, and slowly pick up the lamp by the handles.

5. ,QVHUWWKHQHZODPSDQGUHWLJKWHQ¿UPO\WKHWZR screws that are loosened in the previous process

to lock it in place.

6. 6OLGHWKHODPSFRYHUEDFNLQSODFHDQG¿UPO\ fasten the lamp cover a screw.

7. Turn the projector on and reset the lamp time using the LAMP TIME function in the OPTION

menu (41).

(1)Press the MENU button to display a menu. Only when the EASY MENU has appeared, please perform the next step (2).

(2)Point at the “Go to Advanced Menu …” in the menu

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(3)Point at the “OPTION” in the left column of the

PHQXXVLQJźŸEXWWRQWKHQSUHVVWKHŹEXWWRQ

 3RLQWDWWKH´/$037,0(´XVLQJźŸEXWWRQWKHQ SUHVVWKHŹEXWWRQ$GLDORJZLOODSSHDU

 3UHVVWKHŸEXWWRQWRVHOHFW³5(6(7´RQWKH dialog. It performs resetting the lamp time.

Lamp cover

Screw

Screws

Handle

NOTE • Please reset the lamp time only when you have replaced the lamp, for a suitable indication about the lamp.

51

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Image 51
Hitachi CP-X251 user manual Lamp, Type number = DT00757, Case of replacement by yourself, To lock it in place

CP-X251 specifications

The Hitachi CP-X251 is a versatile and reliable projector that is well-suited for educational and business environments. This model excels in delivering clear and vibrant images that enhance presentations, lectures, and meetings. With its robust features and advanced technologies, the CP-X251 stands out as an excellent choice for those seeking a dependable projection solution.

One of the main features of the Hitachi CP-X251 is its exceptional brightness. With a brightness rating of 2500 lumens, the projector is capable of producing clear images even in well-lit environments. This makes it ideal for classrooms and conference rooms where ambient light can be a challenge. The high brightness level is complemented by a high contrast ratio of 2000:1, ensuring that colors are vivid and details are sharp, thereby allowing for a more engaging visual experience.

The CP-X251 utilizes 3LCD technology, which is renowned for its ability to deliver accurate colors and enhanced image quality. This technology enables the projector to produce consistent and bright images across a wide range of color spectrums. It effectively reduces the chances of color saturation, ensuring that presenters can rely on the projector to accurately convey their visual messages.

Additionally, the Hitachi CP-X251 is designed with versatility in mind. It supports a variety of input options including HDMI, VGA, and S-Video, allowing users to connect multiple devices easily. This connectivity is crucial for modern presentations that often incorporate laptops, tablets, and other multimedia sources. Furthermore, the projector has a LAN port for network connectivity, facilitating remote management and monitoring, which is particularly advantageous for IT administrators in a corporate or educational setting.

The projector's lightweight design and compact dimensions make it highly portable, allowing for easy transport between different locations. This is especially valuable for educators and professionals who may need to carry their projector to various venues. The CP-X251 also features a long lamp life of up to 5000 hours in eco mode, reducing maintenance costs and the need for frequent lamp replacements.

In summary, the Hitachi CP-X251 combines advanced projection technologies, impressive brightness, and versatile connectivity features, making it an excellent choice for both educational and professional use. Its reliable performance, portability, and economical operation further solidify its position as a leading projector in its class.