Tighten the screws that secure the lamp cover

11.Tighten the screws that secure the lamp cover.

• Loose screw may cause a bad connection, which could result in malfunction.

• Do not over tighten the screw.

12.Connect the power and restart the projector.

Do not turn the power on with the lamp cover removed.

Resetting the lamp timer

13.After the startup logo, open the On-Screen Display (OSD) menu. Go to the SYSTEM SETUP: Advanced > Lamp Settings menu. Press Mode/Enter. The Lamp Settings page displays. Highlight Reset lamp timer. A warning message displays asking if you want to

reset the lamp timer. Highlight Reset and press Mode/Enter. The lamp time will be reset to “0”.

Do not reset if the lamp is not new or replaced as this could cause damage.

58 Maintenance

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BenQ MP776 ST user manual Tighten the screws that secure the lamp cover, Connect the power and restart the projector

Contents

Welcome MP772 ST/MP776 ST Digital Projector Table of contents Refer servicing to qualified service personnel Important safety instructionsSafety Instructions Important safety instructions Safety Instructions Locations where the altitudes are higher Locations near fire alarmsLocations with an ambient temperature Confined. Allow at least 50 cm clearance Serviced InstalledIt from the power supplys power outlet Do not step on the projector or place Introduction Projector featuresIntroduction Shipping contents Front/upper side Rear/lower side Projector exterior viewLamp cover External control panel Controls and functions Projector Remote control Operating the Laser pointer Auto ModeKeystone/Arrow buttons / Up Replacing the remote control batteries Remote control effective rangeApprox.+15 Front Table Positioning your projectorChoosing a location Front Ceiling Obtaining a preferred projected image size Page Projection dimensions Vertical offset Connection Connecting a monitor Connecting a computer or monitorConnecting a computer To connect the projector to a notebook or desktop computer Connecting video source devices Connecting audio To connect the projector to an Hdmi device Connecting a Component Video source deviceConnecting an Hdmi device To connect the projector to a Component Video source device Connecting an S-Video/Composite Video source device To connect the projector to an S-Video/Video source device Starting up the projector OperationOperation Auto-adjusting the image Adjusting the projected imageAdjusting the projection angle Fine-tuning the image clarity Use / to highlight the System Setup Basic menu Using the menusFollowing example describes how to set the OSD language Press Menu/Exit on the projector or remote Setting a password Using a security cable lockUtilizing the password function To the Security Settings Entering the password recall procedure If you forget the passwordChanging the password Disabling the password function Correcting keystone Switching input signal Changing Color Space Magnifying and searching for details Selecting the aspect ratio About the aspect ratio Setting the User 1/User 2 mode Using Wall ColorSelecting a picture mode Go to the Picture Picture Mode menu Fine-tuning the image quality in user modes About color temperatures Adjusting Brilliant ColorSelecting a color temperature 3D Color Management Setting the presentation timer Selection Description Using the remote control To cancel the timer, perform the following stepsHow to use the Timer On key? Top-Left Bottom-Left Top-Right Bottom-Right Freezing the image Hiding the image Go to the System Setup Basic Panel Key Lock Utilizing FAQ functionLocking control keys Turning off the Power on/off ring tone Adjusting the soundAdjusting the sound level Operating in a high altitude environment Controlling the projector through a Lan environment Configuring the Lan Control SettingsPersonalizing the projector menu display If you are in a Dhcp environment Controlling the projector remotely through a web browser If you are in a non-DHCP environment Press Exit to go back to the remote network operation Once the cooling process finishes, a Power Off Ring Shutting down the projector Main menu Sub-menu Options Menu operationMenu system Basic Advanced Projector IP Closed Caption On/Off Enable Caption VersionControl By RJ45/RS232 Lan Control Address Description of each menu Save Settings Picture ModeTemperature Reference Auto Power TimerSettings Blank Timer Audio Settings SecurityQuick Standby Caption Reset AllClosed Lan Control Features FAQ-ImageInstallation Service Maintenance Care of the projector Lamp information Setting Lamp Mode as EconomicSetting Auto Power Off Getting to know the lamp hour Timing of replacing the lamp Status Message Replacing the lamp Tighten the screw that secures the lamp Resetting the lamp timer Connect the power and restart the projectorTighten the screws that secure the lamp cover Lamp events IndicatorsLight Status & Description Power events Thermal events Troubleshooting Specifications Projector specifications Dimensions Ceiling mount installation Timing chart Supported timing for PC input MP772 ST Supported timing for PC input MP776 ST Supported timing for Hdmi Hdcp input MP776 ST SXGA85 Signal Format Supported timing for Component-YPbPrinput MP772 ST/ MP776 ST Copyright Warranty and Copyright informationLimited warranty Disclaimer EEC statement Regulation statementsFCC statement Weee directive

BenQ MP776 ST user manual Tighten the screws that secure the lamp cover, Resetting the lamp timer

Models: MP776 ST

11.Tighten the screws that secure the lamp cover.

12.Connect the power and restart the projector.

Resetting the lamp timer