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BenQ MX620ST user manual Resetting the lamp timer

Models: MX620ST

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12.Replace the lamp cover on the projector.

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2

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13.Tighten the screw(s) that secures the lamp

cover.

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

• Do not over tighten the screw.

14. Connect the power and restart the projector.

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

Resetting the lamp timer

15.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 appears. Highlight Reset Lamp Timer. A warning message appears 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.

Maintenance 53

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BenQ MX620ST user manual Resetting the lamp timer

Contents

MS619ST/MX620ST/MW621ST Table of contents Safety Instructions Important safety instructions Safety Instructions 3000 m Feet Ceiling mounting the projector Introduction Projector features Shipping contents Front/upper side Rear/lower side Projector exterior view Controls and functions Remote control Replacing the remote control batteries Remote control effective range Choosing a location Positioning your projectorFront Table Front Ceiling Obtaining a preferred projected image size Projection dimensionsScreen size Distance from screen mm Diagonal Length MW621ST Connection Connection Connecting audio Connecting video source devicesTerminal name Terminal appearance Best Starting up the projector Operation Adjusting the projection angle Adjusting the projected imageAuto-adjusting the image Fine-tuning the image size and clarity Correcting keystone Below is the overview of the OSD menu Using the menus Utilizing the password function Using a security cable lockSetting a password Highlight Change Security Settings and press MODE/ENTER Changing the password If you forget the passwordEntering the password recall procedure Disabling the password function Switching input signal Changing Color Space Magnifying and searching for details Selecting the aspect ratio MS619ST/ MW621ST About the aspect ratio Selecting a picture mode Using Wall ColorSetting the User 1/User 2 mode Go to the Picture Picture Mode menu Selecting a Color Temperature Fine-tuning the image quality in user modesAdjusting Brilliant Color 3D Color Management Setting a preferred color temperature Selection Description Setting the presentation timerResetting current or all picture modes Remote paging operations To cancel the timer, perform the following stepsFreezing the image Top-Left Bottom-Left Top-Right Bottom-Right Hiding the image To activate the High Altitude ModeLocking control keys Operating in a high altitude environment Using the test pattern Adjusting the soundAdjusting the sound level Turning off the Power On/Off Ring Tone To select Blackboard or Whiteboard Using the teaching templates Presenting from a USB Reader Shutting down the projector Direct power off Main menu Sub-menu Options Menu operationMenu system Basic Advanced Description of each menu 3D Sync Invert Apply 3D SettingsTeaching Template Description Temperature Picture menu Function Description Picture ModeReference Mode Reset Picture Fine Tuning 3D ColorSettings Quick Auto Timer Operation System Setup Basic menu Function DescriptionRemote Receiver Altitude System Setup Advanced menu Function Description HighAudio Lamp Standby Reset AllNetwork Current Care of the projector Maintenance Extending lamp life Lamp informationGetting to know the lamp hour Status Message Timing of replacing the lamp Replacing the lamp Maintenance Resetting the lamp timer Light Status & Description Power events IndicatorsLamp events Thermal events Troubleshooting Projector specifications Specifications Ceiling mount installation Dimensions Supported timing for PC input Timing chart KHz Supported timing for Hdmi Hdcp input Timing Supported timing for Component-YPbPrinput Supported timing for Video and S-Video inputs Limited warranty Warranty and Copyright informationCopyright Disclaimer