Lamp

Light source lamp has a service life.

The picture will become dark or color will be poor when the lamp is used for a long time.

If usage of lamp is continued in such cases, it could cause a malfunction. Replace lamp with new one.

As reference for replacement time, indicator will operate or message will be displayed when the power is turned on, as shown on page 31,32. In these cases the lamp should be replaced. Consult your dealer.

Caution

Also LAMP indicator will light when the lamp becomes too hot. Turn off the power and let the

projector cool for 45 minutes. Turn on. If LAMP indicator still lights up red, contact your

 

 

dealer.

1. How to replace lamp (Option lamp : Lamp unit DT00205)

HIGH VOLTAGE

HIGH TEMPERATURE

HIGH PRESSURE

When replacing lamp, turn off and remove AC cord, wait 45 minutes to let lamp cool. High-pressure lamp when hot, may explode if improperly handled.

Caution • For disposal of used lamp, treat according to the instruction of community authorities.

Since the lamp is made of glass, do not apply shock to it and do not scratch it.

Also, do not use old lamp. This could also cause explosion of the lamp.

• If it is probable that the lamp has exploded

Reflector

Front glass

(explosive sound is heard), disconnect the power

 

 

 

plug from the power outlet and ask your dealer to

 

 

replace lamp. The lamp is covered by front glass

 

Lamp

and air-tight structure, but, in rare cases, the

 

 

 

reflector and the inside of the projector may be damaged by scattered broken pieces of glass, and broken pieces could cause injury when being handled.

1

Turn the main power switch off and disconnect the power

 

plug from the power outlet.

 

 

2

Remove the lamp cover.

 

 

• If lamp is hot at this time, this could cause burn. Wait

 

 

 

for minimum 45 minutes until lamp is cooled down. Lamp cover

Screw

 

• Loosen a screw and remove the cover.

 

 

 

 

3

Loosen two screws and pull

 

 

 

the handle to remove the

Screw

 

 

lamp.

 

 

 

 

 

• If the screws are not loosened completely, your fingers

 

Lamp

 

may be damaged.

 

 

 

 

Do not insert your hand into the box after the lamp is removed.

(There are optical parts inside. If touched by hand, it may result in color unevenness, etc.)

4

Replace the lamp with new one and

 

fix it using the same two screws.

 

• Firmly tighten the lamp screws. Loose screws may cause

 

bad connection of the connector which in turn may result

30

in malfunctioning.

 

Screw

Lamp

Page 30
Image 30
Hitachi CP-X940W/E specifications Remove the lamp cover, Loosen two screws and pull Handle to remove, Lamp

CP-X940W/E specifications

The Hitachi CP-X940W/E is a high-performance projector that stands out for its vibrant image quality, versatile features, and user-friendly design. This projector is particularly suited for educational and corporate environments, delivering clear and impactful presentations.

One of the flagship features of the CP-X940W/E is its impressive brightness level, reaching up to 4,000 lumens. This ensures that images remain sharp and vivid even in well-lit rooms, making it ideal for classrooms and conference halls. Additionally, the device has a contrast ratio of 10,000:1, which helps in producing deep blacks and bright whites, enhancing the overall picture quality. It supports a native WXGA resolution (1280 x 800), providing a great balance of detail and clarity for various content types.

The CP-X940W/E employs advanced 3LCD technology, which outshines typical DLP projectors by delivering more accurate colors and consistent brightness across its color spectrum. This technology significantly reduces color break-up and ensures smooth, natural color transitions, making it an excellent choice for showcasing high-definition content.

Connectivity is another strong point of the Hitachi CP-X940W/E. It features multiple input options, including HDMI, VGA, and USB ports, as well as support for wireless display technology. This versatility allows users to connect a wide range of devices from laptops to smartphones effortlessly. The projector also supports network control and monitoring, enabling IT managers to oversee multiple projectors in an organization with ease.

The projector is designed for longevity and ease of maintenance. It has a lamp life of up to 7,000 hours in eco mode, reducing the frequency of replacements and lowering overall operating costs. Its filter-free design means less maintenance hassle, contributing to a lower total cost of ownership.

Additionally, the Hitachi CP-X940W/E includes user-friendly features such as automatic keystone correction and a built-in speaker, simplifying setups and providing enough sound for small to medium-sized rooms. The projector also comes with a comprehensive remote control, enhancing convenience during presentations.

In summary, the Hitachi CP-X940W/E is a robust projector that combines advanced display technologies, flexible connectivity options, and user-centric features. It's an ideal choice for those looking to enhance their visual presentations, making it a trusted tool for education and business alike.