Hitachi CP-X990W user manual Symptom Possible cause Remedy

Page 23

TROUBLESHOOTING (continued)

Symptom

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

Table 11. Symptom

Symptom

Possible cause

Remedy

 

Page

 

 

 

 

 

 

 

The main power switch is not

Turn on the main power switch.

 

 

turned on.

 

 

 

 

 

8,9

 

 

 

 

 

 

The power cord is

Plug the power cord into an AC

 

 

The power is not

disconnected.

power outlet.

 

 

 

 

 

 

 

 

turned on.

 

Turn off the projector with the main

 

 

The main power was

power switch (set the power switch

9

 

disconnected during operation

to [O]), and wait for about 20

 

 

by the power failure and so on.

minutes. When the equipment has

 

 

 

cooled enough, turn power on.

 

 

 

 

 

 

The input is not correctly set.

Use the projector or remote control

10

No video or audio.

transmitter to set.

 

 

 

 

 

 

 

 

 

 

 

 

No signal input.

Connect correctly.

 

 

7,8

 

 

 

 

 

 

 

The projector is not correctly

Connect correctly.

 

 

7,8

 

connected.

 

 

 

 

 

 

 

 

 

 

 

 

Video is present but

The volume is set to minimum.

Press VOLUME

on the remote

11,15

no audio.

control or display the menu screen

 

and adjust the volume.

 

 

 

 

 

 

 

 

 

 

 

 

 

Mute is turned on.

Press the MUTE

button.

 

11

 

 

 

 

 

 

 

The projector is not correctly

Connect correctly.

 

 

7,8

 

connected.

 

 

 

 

 

 

 

Audio is present but

 

 

 

The brightness adjustment knob

Select BRIGHT with the MENU

12

no video.

is rotated fully clockwise.

button and the press the

button.

 

 

 

 

 

 

 

The lens cap is still attached.

Remove the lens cap.

 

9

 

 

 

 

 

 

Colors are pale and

Color density and color

 

 

 

12

color matching is

matching are not correctly

Adjust the video.

 

 

poor.

adjusted.

 

 

 

 

 

 

 

 

 

 

 

Brightness and contrast are not

Adjust the video.

 

 

12

 

correctly adjusted.

 

 

Images are dark.

 

 

 

 

 

 

 

 

 

The lamp is nearing the end of

Replace with a new lamp.

 

17

 

 

 

its service life.

 

 

 

 

 

 

 

 

 

 

 

 

Video is blurred.

Focus or H PHASE is out of

Adjust the focus or H PHASE.

9,12

adjustment.

 

 

 

 

 

 

 

 

 

 

 

ENGLISH-22

Image 23
Contents CP-X990W/CP-X995W Contents Before USE FeaturesContents of package Part Names Before USEENGLISH-4 Loading the Batteries Installation Reference InstallationInstallation of the Projector and Screen Angle AdjustmentCabling InstallationCabling Plug & Play Power ConnectionExample of System Setup Standby Power onPower OFF OperationsBasic Operation Description OperationsBasic Operation Menu Display Start/Stop Press the Menu button Select Mode of P.IN P. Display Press the PinP buttonSet / Clear Keystone Mode Press the Keystone button Normal menu Single menuSetup Menu Setup MenuBlack Input MenuInput Menu Description RGBMirror Image MenuImage Menu Description MyScreenOperation Start/Stop Press Options MenuOptions Menu Select Menu Background Color Select withNo Signal Menu No Signal MenuLamp Life MaintenanceLamp Replacing the Lamp MaintenanceResetting the Lamp Timer Air Filters Other MaintenanceOSD Message TroubleshootingMessage Contents OSD MessageIndicator TroubleshootingIndicators Message Indicators MessageSymptom Possible cause Remedy SymptomSymptom Specifications SpecificationsWarranty and AFTER-SERVICE Technical Dimension DiagramSignal Connector Pin Assignment Technical Example of computer signalInitial set signals PS/2 Mouse Connection to the Mouse ControlPS/2, ADB or Serial Mouse USB MouseSerial Mouse ADB MouseProtocol Communications settingCommand data RS-232C communicationIncreasing the projector setting value Increment command Requesting projector status Get commandChanging the projector settings Set command Using the projector default settings Reset CommandCRC Be EF BA D2 Be EF FD D3 Be EF Ntsc PAL RGB Be EF For the Customers in Canada Pour les utilisateurs au Canada Regulatory NoticesFCC Statement Warning Hitachi France Hitachi Europe GmbHHitachi Sales Europe GmbH Hitachi Business Systems Nordic

CP-X990W specifications

The Hitachi CP-X990W is a versatile and robust multimedia projector designed to meet the needs of various environments, including classrooms, conference rooms, and large auditoriums. This model stands out with its high brightness and resolution, making it ideal for presentations that require clear and vibrant visuals.

One of the key features of the Hitachi CP-X990W is its impressive brightness rating of 5000 ANSI lumens. This high level of brightness ensures that images remain clear and visible even in well-lit environments, eliminating the need for dim lighting during presentations. The WXGA resolution of 1280 x 800 pixels provides a great level of detail, allowing users to showcase intricate graphics and text without sacrificing quality.

The projector's advanced DLP technology offers excellent color accuracy and contrast, ensuring that images appear vibrant and engaging. With a contrast ratio of 5000:1, the CP-X990W delivers deep blacks and bright whites, enhancing the overall viewing experience. This makes it suitable for displaying multimedia content such as videos, images, and detailed presentations.

Connectivity is another strong point of the Hitachi CP-X990W. It comes equipped with a wide range of input options, including HDMI, VGA, USB, and composite video, allowing users to connect various devices such as laptops, Blu-ray players, and document cameras without hassle. Additionally, its integrated speakers provide decent sound quality for small to medium-sized presentations, eliminating the need for external audio equipment.

Another notable characteristic of the CP-X990W is its long lamp life, which can last up to 5000 hours in normal mode and 7000 hours in eco mode. This extended lifespan reduces maintenance costs and the frequency of replacement, making it an economical choice for institutions and businesses.

The projector is also designed with portability in mind. Weighing approximately 3.5 kilograms, it features a compact form factor that allows for easy transport between different locations. Its user-friendly interface and simple setup procedures make it suitable for users of all technical backgrounds.

In summary, the Hitachi CP-X990W is an exceptional multimedia projector that combines high brightness, excellent resolution, and versatile connectivity options. Its advanced technologies and user-friendly features make it a reliable choice for a variety of presentation environments. Whether for educational purposes or corporate use, the CP-X990W stands out as a valuable tool for effective communication and engagement.