WHAT TO DO WHEN YOU THINK A MACHINE DEFECT HAS OCCURRED (continued)

Phenomena That May Easily Be Mistaken for Machine Defects

Before requesting repair, check in accordance with the following chart. If the situation cannot be corrected, then contact your dealer.

Phenomenon

Cases not involving a machine defect

Items to be confirmed

Reference

Page(s)

 

 

 

 

 

 

 

 

The main power source is not ON.

Turn on the main power.

Vol.1-3, 15

 

 

 

 

The electrical power cord is not plugged in.

Correctly connect the power cord.

 

 

 

 

 

 

Power does not

 

Be sure to press the “O” (power OFF) side

 

come ON

The main power source has been

of the main power switch, and leave this OFF

Vol.1-15

 

interrupted during operation, such as by

for approximately 20 minutes. After the unit

 

a power outage (blackout), etc.

has sufficiently cooled down, turn ON the

 

 

 

power source.

 

 

 

 

 

No sound or

The input changeover settings

Select the input signal, and

Vol.1-16

are mismatched.

correct the settings.

pictures are

 

 

 

 

 

 

 

outputted

No signal is being inputted.

Correctly connect the connection cord.

Vol.1-8-12

 

 

 

 

 

The electrical wiring to this unit

Correctly connect the connection cord.

Vol.1-8-12

 

is not correctly connected.

Pictures are

 

 

 

 

 

The volume setting has been set at (or

 

Vol.1-18

displayed, but no

Adjust the VOLUME setting to a higher level.

adjusted to) an extremely low level.

sounds are heard

 

 

 

 

 

The MUTE mode is the current setting.

Press the MUTE button to release

Vol.1-18

 

 

 

(change) the MUTE mode setting.

 

 

The electrical wiring to this unit

Correctly connect the connection cord.

Vol.1-8-12

Sounds are

is not correctly connected.

 

 

heard, but no

The brightness setting has been set at

Adjust the BRIGHT setting to a

Vol.2-2

pictures are

(or adjusted to) an extremely low level.

brighter level.

 

displayed

 

 

 

The lens cap has not been removed.

Remove the lens cap.

Vol.1-15

 

 

 

 

 

Colors have a faded-

 

Perform picture adjustments by changing the

Vol.2-3

out appearance

Color depth setting or color tone setting

COLOR BAL R, the COLOR BAL B, and/or the

Color tone is poor

 

TINT settings, etc.

 

 

 

 

 

 

The brightness setting and/or contrast

Perform picture adjustments by changing the

Vol.2-2

Pictures appear

setting has not been properly adjusted.

BRIGHT and/or CONTRAST settings, etc.

 

dark

Lamp is approaching the end of its

Exchange the old lamp with a new

Vol.1-27, 28

 

 

product lifetime.

lamp.

 

Pictures appear

Either the FOCUS setting or the H

Adjust the FOCUS and H PHASE settings.

Vol.1-16

blurry

PHASE is not properly adjusted.

Vol.2-3

 

 

 

 

 

Input signal changes

INPUT dial is set between the click

Turn the INPUT dial and set it at the

Vol.1-16

with no-operation.

points.

click point.

 

 

 

 

 

NOTE

Although bright spots or dark spots may appear on the screen, this is a unique characteristic of liquid crystal displays, and such do not constitute or imply a machine defect.

10

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Image 42
Hitachi CP-X870W user manual Phenomena That May Easily Be Mistaken for Machine Defects, Vol.2-2, Vol.2-3, Phenomenon

CP-X870W specifications

The Hitachi CP-X870W is a versatile and powerful projector designed for educational settings, corporate presentations, and large venues, delivering high-quality images with remarkable clarity and brightness. With a WUXGA resolution of 1920x1200 pixels, it ensures that visuals are sharp and detailed, making it suitable for displaying complex images, graphs, and videos seamlessly.

One of the standout features of the CP-X870W is its brightness, boasting a remarkable 8,000 ANSI lumens output. This high level of brightness is crucial for ensuring visibility even in well-lit environments, providing a clear and vivid display for audiences. The projector also utilizes a high contrast ratio, which enhances the depth and richness of the images, allowing users to appreciate the finer details in videos and presentations.

In terms of connectivity, the Hitachi CP-X870W is equipped with a variety of ports, including HDMI, VGA, and USB, making it easy to connect to various devices such as laptops, tablets, and media players. This flexibility caters to diverse user needs and simplifies the setup process during presentations.

The CP-X870W integrates advanced technologies to enhance the viewing experience further. It uses a 3LCD technology, which ensures that colors are accurately reproduced and prevents the issues of color break-up often associated with single-chip projectors. This leads to vibrant, lifelike images that captivate audiences.

Another notable characteristic is its eco-friendly design. The projector has an extended lamp life of up to 7,000 hours in eco mode, significantly reducing the frequency of lamp replacements and energy consumption. This not only benefits the environment but also lowers operational costs over time.

Additionally, the Hitachi CP-X870W features a user-friendly interface, making it easy for presenters to navigate settings and configurations. The inclusion of built-in speakers also allows for audio playback without the need for external speakers, streamlining the setup for various applications.

In summary, the Hitachi CP-X870W combines robust brightness, high resolution, and advanced technologies to deliver exceptional performance in educational and professional environments. Its flexible connectivity options, eco-friendly design, and user-oriented features make it a top choice for those seeking a reliable and efficient projector.