BenQ MP624, MP623 user manual Troubleshooting

Page 56

Troubleshooting

The projector does not turn on.

Cause

Remedy

 

 

 

Plug the power cord into the AC inlet on the

There is no power from the power

projector, and plug the power cord into the

cable.

power outlet. If the power outlet has a switch,

 

make sure that it is switched on.

 

 

Attempting to turn the projector on

Wait until the cooling down process has

again during the cooling process.

completed.

 

 

No picture

Cause

Remedy

 

 

The video source is not turned on or

Turn the video source on and check that the

connected correctly.

signal cable is connected correctly.

 

 

The projector is not correctly

Check the connection.

connected to the input signal device.

 

 

 

The input signal has not been

Select the correct input signal with the Source

correctly selected.

key on the projector or remote control.

 

 

The lens cover is still closed.

Open the lens cover.

Blurred image

Cause

Remedy

 

 

The projection lens is not correctly

Adjust the focus of the lens using the focus

focused.

ring.

 

 

The projector and the screen are not

Adjust the projection angle and direction as

aligned properly.

well as the height of the unit if necessary.

 

 

The lens cover is still closed.

Open the lens cover.

Remote control does not work

Cause

Remedy

 

 

The battery is out of power.

Replace the battery with new one.

There is an obstacle between the

Remove the obstacle.

remote control and the projector.

 

 

 

You are too far away from the

Stand within 8 meters (26 feet) of the

projector.

projector.

 

 

The password is incorrect

Cause

Remedy

 

 

You do not remember the password.

Please see "Entering the password recall

procedure" on page 27 for details.

 

 

 

56 Troubleshooting

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Contents Welcome MP623/MP624 Digital ProjectorTable of contents Important safety instructions Refer servicing to qualified service personnelFuture reference Projector lamp is on Do not look straight at the projectorSafety Instructions Do not block the ventilation holes Ceiling mounting the projector This Apparatus Must be EarthedIntroduction Projector featuresIntroduction Shipping contents Rear/lower side Projector exterior viewFront/upper side Controls and functions ProjectorRemote control Remote control effective range Replacing the remote control batteryPull out the battery holder Operating the projector from the rearPositioning your projector Choosing a locationObtaining a preferred projected image size Page Projection dimensions Connecting a computer or monitor Connecting a computerConnection To connect the projector to a notebook or desktop computerConnecting a monitor To connect the projector to a monitorConnecting Video source devices Connecting audioBest video quality Better video qualityConnecting an Hdmi device To connect the projector to an Hdmi deviceConnecting a Component Video source device To connect the projector to a Component Video source deviceConnecting an S-Video source device To connect the projector to an S-Video source deviceConnecting a composite Video source device To connect the projector to a composite Video source deviceHeard. The Power indicator light flashes OperationStarting up the projector OperationUsing the menus Use / to highlight the System Setup Basic menuUtilizing the password function Setting a passwordIf you forget the password Security SettingsEntering the password recall procedure Changing the passwordDisabling the password function Enter a new passwordSwitching input signal Changing color spaceAdjusting the projected image Adjusting the projection angleAuto-adjusting the image Fine-tuning the image size and clarityMagnifying and searching for details Correcting keystoneSelecting the aspect ratio About the aspect ratioSelecting a picture mode Picture modes for different types of signalsPC input signals D-Sub / Comp. analog RGB Optimizing the imageUsing Wall Color Fine-tuning the image quality in user modesSetting the User 1/User 2 mode Adjusting BrightnessAdjusting Color Adjusting TintAdjusting Sharpness Adjusting Brilliant ColorPress Mode/Enter and the 3D Color Management page displays Setting the presentation timer Top-Left Bottom-Left Top- Right Bottom-RightHiding the image To cancel the timer, perform the following stepsHow to use the Timer On key? Utilizing FAQ function Or go to the System Setup Basic PanelLocking control keys Freezing the imageAdjusting the sound Adjusting the sound levelTurning off the Power on/off ring tone Operating in a high altitude environmentPersonalizing the projector menu display Shutting down the projectorMain menu Sub-menu Options Menu operationMenu system Basic LanguageAdvanced Description of each menu Temperature Save SettingsTimer Auto Power OffSystem Setup Basic menu System Setup Advanced menu Sleep TimerAudio Settings Menu SettingsLamp Settings SettingsReset All SecurityFAQ-Image Installation FAQ-Features ServiceInformation menu CurrentMaintenance Care of the projectorSetting Lamp mode as Economic Setting Auto Power OffLamp information Getting to know the lamp hourTiming of replacing the lamp Replacing the lamp Turn the power off and disconnectLoosen the screw that secures the lamp Maintenance Tighten the screw that secures the lamp Resetting the lamp timer Setup Advanced Lamp Settings menuDisplays. Press to highlight Reset lamp Restart the projectorOff Red IndicatorsOrange Troubleshooting Specifications Projector specificationsSupported timing for PC input DimensionsTiming chart Resolution Mode Supported timing for Hdmi Hdcp inputSupported timing for Video and S-Video inputs HorizontalSignal Format Horizontal Frequency kHz Vertical Frequency Hz Supported timing for Component YPbPr inputWarranty and Copyright information Limited warrantyCopyright DisclaimerRegulation statements FCC statementEEC statement Weee directive

MP624, MP623 specifications

The BenQ MP623 and MP624 are compact and versatile projectors that cater to various presentation needs in both professional and educational settings. These projectors are designed to deliver high-quality visuals coupled with user-friendly features, making them ideal for business meetings, classrooms, and small to medium-sized venues.

One of the standout features of the MP623 and MP624 is their impressive brightness output. With a brightness of up to 2500 ANSI lumens, these projectors ensure clear and vivid images, even in well-lit environments. The 2000:1 contrast ratio further enhances image quality, providing deeper blacks and more vibrant colors, which is essential for creating engaging presentations.

Both models utilize DLP (Digital Light Processing) technology, known for its reliability and high performance. DLP technology minimizes the risk of color degradation over time, maintaining consistent image quality. This technology also enables the projectors to produce sharp images with smooth motion, making them suitable for displaying video content as well as static presentations.

The MP623 and MP624 come equipped with a native resolution of XGA (1024 x 768), which is ideal for displaying standard presentations and graphics. They also support multiple resolutions, allowing for flexibility in different usage scenarios. The projectors are compatible with various input sources, including HDMI, VGA, and composite video, making it easy to connect to laptops, desktops, and other multimedia devices.

Portability is another key characteristic of the MP623 and MP624. Weighing in at just a few kilograms, these projectors are lightweight and easy to transport, perfect for professionals on the go. Their compact design does not compromise on performance, and they can be quickly set up in different environments, from conference rooms to classrooms.

User-friendly features are also prominent in these models. The intuitive menu system and remote control make it simple to navigate through settings and customize presentations. Furthermore, the inclusion of various preset modes allows users to optimize their viewing experience according to the content being displayed, whether it be text, graphics, or video.

In addition to their impressive technology and features, the MP623 and MP624 are designed with longevity in mind. They are equipped with long-lasting lamps, offering extended usage hours and minimizing maintenance costs. The efficient cooling system helps prolong lamp life while ensuring quiet operation, which is critical during presentations.

In conclusion, the BenQ MP623 and MP624 projectors combine portability, high brightness, and advanced DLP technology, making them excellent choices for professionals and educators seeking reliable and versatile projection solutions. With their user-friendly features and quality image output, these projectors are well-suited for a wide range of applications, enhancing presentations in any setting.
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