Hitachi CP-RX70 user manual Troubleshooting, Related messages, There is no input signal

Page 49

Troubleshooting

Troubleshooting

If an abnormal operation should occur, stop using the projector immediately.

WARNING ►Never use the projector if abnormal operations such as smoke, strange odor, excessive sound, damaged casing or elements or cables, penetration of liquids or foreign matter, etc. should occur. In such cases, immediately disconnect the power plug from the power outlet. After making sure that the smoke or odor has stopped, contact your dealer or service company.

Otherwise if a problem occurs with the projector, the following checks and measures are recommended before requesting repair.

If this does not resolve the problem, please contact your dealer or service company. They will tell you what warranty condition is applied.

Related messages

When some message appears, check and cope with it according to the following table. Although these messages will be automatically disappeared around several minutes, it will be reappeared every time the power is turned on.

Message

Description

NO INPUT IS DETECTED

There is no input signal.

Please confirm the signal input connection, and the status



 

of the signal source.

SYNC IS OUT OF RANGE

The horizontal or vertical frequency of the input signal

is not within the specified range.



fH kHz fV Hz

Please confirm the specs for your projector or the signal

 

source specs.

 

The internal temperature is rising.

 

Please turn the power off, and allow the projector to cool

 

down at least 20 minutes. After having confirmed the

 

following items, please turn the power ON again.

CHECK THE AIR FLOW

• Is there blockage of the air passage aperture?

 

• Is the air filter dirty?

 

• Does the peripheral temperature exceed 35°C?

 

If the same indication is displayed after the remedy, please set

 

FAN SPEED of the SERVICE item in the OPTION menu to HIGH.

REMINDER

A note of precaution when cleaning the air filter.

***HRS PASSED AFTER THE Please immediately turn the power off, and clean or change

LAST FILTER CHECK.

the air filter referring to the “Air Filter” section of this manual.

FILTER MAINTENANCE IS ESSENTIAL After you have cleaned or changed the air filter, please be

TO REMOVE WARNING MESSAGE, sure to reset the filter timer (47).

RESET FILTER TIMER.

 

SEE MANUAL FURTHER INFO.

 

49

Page 48 Page 50
Image 49
Page 48 Page 50
Contents Thank you for purchasing this projector About this manualTrademark acknowledgment Content Fastening the lens cover Contents of packageReplacing the filter cover for bottom-up use Projector Part namesHOT BottomBack Remote control Remote controlControl panel 3 4 5Arrangement Setting upOn a horizontal surface Suspended from the ceilingSetting up VCR/DVD player Connecting your devicesAbout Plug-and-Play capability Connecting your devicesUsing the security slot Connecting power supplySecurity slot Putting batteries Remote controlChanging the frequency of remote control signal About the remote control signalTurning on the power Power on/offTurning off the power Selecting an input signal Adjusting the volume31, the volume adjustment is disable OperatingSelecting an input signal Searching an input signal For a PC signal  For no signalAdjusting the zoom and focus Adjusting the projectors elevatorFocus ring Adjusting the position Using the automatic adjustment featureCorrecting the keystone distortions Using the magnify featureTemporarily blanking the screen Freezing the screenEasy Menu Using the menu functionAdvanced Menu Description Picture ModeAspect KeystoneEasy Menu Gamma Picture MenuSelecting a mode whose name includes Using the / buttons switches the color temperature modePicture Menu Custom and then pressing the button orLOAD1, LOAD2, LOAD3, LOAD4 MY MemorySAVE1, SAVE2, SAVE3, SAVE4 43 ó 169 ó Small For no signal Using the / buttons switches the mode for aspect ratioImage Menu Over ScanAuto Adjust PhaseImage Menu SizeProgressive Input MenuVideo NR Color SpaceVideo Format Input MenuFrame Lock Resolution Volume Setup MenuAudio Blank Screen MenuStart UP Screen MenuMyScreen Capturing error has occurred. Please try againMyScreen registration is finished Source Name MessageAuto Search Option MenuAuto on Auto OFFLamp Time Option MenuMY Button Select a color element of ghost using Buttons Service FAN SpeedGhost Disappear ghostFilter Message ServiceKEY Lock Remote FreqInformation Factory ResetIt shows the information about the current input Frame Lock message on the dialog means the frame lockInputting the Password Using Security FeaturesChanging the Password SecurityDescription If you have forgotten your Password Using the MyScreen Password FunctionTurning on the MyScreen Password Setting the PasswordTurning the Password off Using the PIN Lock FunctionSecurity Registering the PIN CodeIf you have forgotten your PIN Code Turning Off the PIN Lock FunctionCase of replacement by yourself MaintenanceLamp Type number DT00781 Replacing the lampLamp Lamp warningAir filter Cleaning the air filterType number MU03602 Filter coverPage There is no input signal TroubleshootingInternal temperature is rising Related messagesRegarding the indicator lamps Regarding the indicator lamps Resetting all settingsShutting the projector down Signal cables are not correctly connected Electrical power cord is not pluggedSignal source does not correctly work Input changeover settings are mismatchedColor Space setting is not suitable Color settings are not correctly adjustedNot properly adjusted Play monitorSpecification SpecificationsAir filter MU03602

CP-RX70 specifications

The Hitachi CP-RX70 is a versatile and powerful LCD projector designed for both educational and business environments. This model stands out with its compact size and lightweight design, making it highly portable while still offering reliable performance. With a resolution of 1024 x 768 pixels (XGA) and a brightness of 2700 ANSI lumens, the CP-RX70 ensures that presentations are clear, vibrant, and visible even in well-lit rooms.

One of the key features of the CP-RX70 is its advanced color technology. Hitachi utilizes a threeLCD system that enhances color reproduction, delivering rich and accurate colors for various content presentations. This makes it particularly suitable for displaying detailed images, charts, and videos, ensuring that every visual component is depicted with clarity and vibrancy.

The projector also boasts a contrast ratio of 600:1, providing deeper blacks and brighter whites that enhance the overall image quality. This level of contrast is essential for presentations that require nuanced visuals, making them more engaging and impactful for the audience.

In terms of connectivity, the Hitachi CP-RX70 offers multiple input options, including HDMI, VGA, and composite video, allowing users to easily connect various devices, such as laptops, DVD players, and document cameras. This flexibility in connectivity ensures that users can switch between devices with minimal hassle, enhancing the overall user experience during meetings or classes.

Hitachi has also integrated several convenient features to improve usability. The projector includes a built-in speaker, which adds to the overall functionality, negating the need for external audio for most presentations. Furthermore, the CP-RX70 comes with a remote control, providing users with a seamless way to operate the projector from a distance.

Another notable characteristic of this model is its energy-efficient design. The CP-RX70 has an eco mode that reduces power consumption and extends the life of the lamp, which can last up to 5,000 hours. This not only lowers operating costs but also contributes to environmental sustainability.

Overall, the Hitachi CP-RX70 is designed to meet the demands of modern presentations, combining portability, rich image quality, and user-friendly features to create a practical solution for educators and professionals alike.
Top Page Image Contents