BenQ MP721C user manual Replacing the lamp

Page 52

 

Total (equivalent) lamp hour has reached 4000 hours.

 

This message will flash in the center of the screen for

Notice: Replace lamp now

about 30 seconds together with the Lamp indicator

Lamp > 4000 Hours

lighting up red for 40 seconds.

Lamp usage time exceeded

It is strongly recommended that you replace the lamp

 

 

at this age. The lamp is a consumable item. With the

 

usage time increase, the lamp brightness diminished

 

gradually. This is normal lamp behaviour. You can

 

replace the lamp whenever you notice that the

 

brightness level has significantly diminished. If the

 

lamp is not replaced beforehand, it must be replaced

 

after 4000 hours usage.

 

 

 

If this warning message displays, the projector will

 

shut down in 40 seconds. The lamp MUST be

Lamp usage time exceeded

replaced before the projector will operate normally.

 

Replace lamp (refer to User Manual)

 

Then reset the lamp usage timer

 

 

 

Replacing the lamp

• To reduce the risk of electrical shock, always turn the projector off and disconnect the power cord before changing the lamp.

•To reduce the risk of severe burns, allow the projector to cool for at least 45 minutes before replacing the lamp.

•To reduce the risk of injuries to fingers and damage to internal components, use caution when removing lamp glass that has shattered into sharp pieces.

•To reduce the risk of injuries to fingers and/or compromising image quality by touching the lens, do not touch the empty lamp compartment when the lamp is removed.

•This lamp contains mercury. Consult your local hazardous waste regulations to dispose of this lamp in a proper manner.

1.Turn the power off and disconnect the projector from the wall socket. If the lamp is hot, avoid burns by waiting for approximately 45 minutes until the lamp has cooled.

2. Turn the projector over. Then loosen the screws on the lamp cover.

48 Maintenance

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Contents Welcome Copyright DisclaimerTable of contents Iv Table of contents Important safety instructions Refer servicing to qualified service personnelFuture reference Projector lamp is on Do not look straight at the projectorSafety Instructions Bedding or any other soft surface 10000 Feet Important safety instructionsAllow at least 50 cm clearance from walls Safety Instructions Introduction Projector featuresIntroduction Shipping contents Projector exterior view Front/upper sideRear side Lower/side viewProjector Controls and functionsTurns the projector on or off Remote control Adjusts the focus of the projected imageExit FreezeEnters presentation timer setting directly 3Left, Right4Remote control effective range Replacing the remote control batteryPull out the battery holder Push the holder into the remote controlPositioning your projector Choosing a locationSafety instructions for ceiling mounting of the projector Obtaining a preferred projected image size Positioning your projector Maximum zoom Minimum zoom Screen Center of lens Projection distance1219 1500Wireless connection optional Connecting a computer or monitorProjector with the wireless module ConnectionVGA to CableConnecting a monitor Connecting Video source devices Connecting AudioBest video quality Better video qualityConnecting a Component Video source device DVI cables Connecting an S-Video source device To connect the projector to an S-Video source deviceConnecting a composite Video source device Start up OperationOperation Setting a password Utilizing the password functionLeft 3 or Right4 Entering the password recall procedure If you forget the passwordChanging the password Adjusting the projected image Switching input signalAdjusting the projection angle Fine-tuning the image size and clarity Auto-adjusting the imageCorrecting keystone Selecting the aspect ratio For exampleSelecting a picture mode PC Signal InputCreating your own startup screen MyScreen function Hiding the imageYou can set the blank time To execute MyScreen utility IconIi.Click Next Iii. Click Next Click MyScreen to begin downloadVi. Click Close when the window below displays Activating panel key lockSetting the presentation timer Freezing the imageUtilizing FAQ function Disconnect the power cord from the wall socketShutting down the projector Press and hold BLANK/Q? on the projector for 3 secondsMenu operation Menu systemUsing the menus Picture menu Tint ColorSharpness Pro-Picture menu Setting menu Advanced menu Mode off TimerHigh Altitude Auto OffResolution Information menuEquivalent Lamp Hour SystemMaintenance Care of the projectorInstall a new lamp for optimal performance Lamp informationCalculation of lamp hour New lamp should be fitted to avoidReplacing the lamp Remove the lamp cover from the projector Locators on the projector MaintenanceRemove the lamp cords from the slots Temperature information Resetting the lamp counterTighten the screw that secures the lamp Restart the projectorIndicators Stand-by modePowering up IllustrationLight Status & Description Power Temp Lamp Thermal events Troubleshooting Plug the power cord into the AC inlet onMake sure that it is switched on You do not remember the passwordSpecifications Projector specificationsTiming chart Supported timing for PC inputSupported timing for Component-YPbPrinput Supported timing for Video and S-Video inputsDimensions Mm W x 94 mm H x 219.5 mm D 278 64.3 Unit mm SpecificationsWarranty Limited warrantyRegulation statements FCC statementEEC statement MIC statement
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MP721C specifications

The BenQ MP721C is a versatile and reliable multimedia projector designed to meet the needs of various presentation environments, making it an ideal choice for both educational and business settings. With a bright output and an array of features, the MP721C enhances the viewing experience, ensuring that every detail is clear and impactful.

One of the standout features of the BenQ MP721C is its impressive brightness level, measuring at 2400 ANSI lumens. This high lumen output means that the projector can be used effectively in well-lit rooms without sacrificing image quality. The resolution of 1024 x 768 (XGA) allows for crisp and clear images, making it suitable for displaying detailed presentations, videos, and graphics.

The MP721C employs DLP technology, known for its reliability and consistent performance. This technology also contributes to the projector's ability to produce rich colors and deep blacks, enhancing the overall visual experience. Furthermore, the BenQ MP721C includes a built-in speaker that offers decent audio, so users can deliver presentations without the need for external sound systems.

The connectivity options of the MP721C are robust, featuring multiple input ports such as VGA, composite video, and S-Video, ensuring compatibility with a wide range of devices including laptops, cameras, and DVD players. Additionally, the projector includes USB connectivity, allowing users to display images directly from USB drives.

The projector is designed with user convenience in mind. It offers features such as automatic vertical keystone correction, which helps to eliminate image distortion when the projector is not perfectly aligned with the screen. The easy-to-use on-screen menu simplifies the process of adjusting settings, making it accessible for presenters of all technical skill levels.

Moreover, the BenQ MP721C is energy-efficient, with a long lamp life that can reach up to 4000 hours in economic mode, reducing maintenance costs and downtime. Its compact and portable design makes it easy to transport, allowing for quick setup in different locations.

In summary, the BenQ MP721C is an adaptable projector, combining brightness, connectivity, and user-friendly features. Whether in the classroom or a boardroom, it provides an effective solution for making presentations stand out, while ensuring reliability and longevity for regular use.
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