BenQ MW82IST user manual Lamp information, Getting to know the lamp hour, Extending lamp life

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Lamp information

Getting to know the lamp hour

When the projector is in operation, the duration (in hours) of lamp usage is automatically calculated by the built-in timer.

See "Setting Lamp Mode as Economic or SmartEco" below for more information on Economic mode.

To obtain the lamp hour information:

1.Press MENU/EXIT and then press / to highlight the SYSTEM SETUP: Advanced menu.

2.Press to highlight Lamp Settings and press MODE/ENTER. The Lamp Settings page displays.

3.You will see the Equivalent Lamp Hour information displaying on the menu.

4.To leave the menu, press MENU/EXIT.

You can also get the lamp hour information on the INFORMATION menu.

Extending lamp life

The projection lamp is a consumable item that normally can last up to 3000-4000 hours with proper usage. To keep the lamp life as long as possible, you can do the following settings via the OSD menu.

•Setting Lamp Mode as Economic or SmartEco

Using Economic mode reduces system noise and power consumption by 30%. Using SmartEco mode reduces system noise and power consumption by up to 70%. If the Economic or SmartEco mode is selected, the light output will be reduced and result in darker projected pictures.

Setting the projector in Economic or SmartEco mode also extends the lamp operation

life. To set Economic mode, go into the SYSTEM SETUP: Advanced > Lamp Settings > Lamp Mode menu and press / .

	Lamp mode	Description
	Normal	100% lamp brightness
	Economic	Saves 30% lamp power consumption
	SmartEco	Saves up to 70% lamp power consumption depending on the content brightness
	SmartEco	level
		level

•Setting Auto Power Off

This function allows the projector to turn off automatically if no input signal is detected after a set period of time to prevent unnecessary waste of lamp life.

To set Auto Power Off, go into the SYSTEM SETUP: Basic > Operation Settings

>Auto Power Off menu and press / . The time period can be set from 5 to 30 minutes in 5-minute increments. If the preset time lengths are not suitable for your presentation, select Disable. The projector will not automatically shut down in a certain time period.

Maintenance 47

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Contents MW821ST Table of contents Safety Instructions Important safety instructionsSafety Instructions 3000 m Feet Ceiling mounting the projector Introduction Projector featuresShipping contents Front/upper side Rear/lower side Projector exterior viewControls and functions Remote control Replacing the remote control batteries Remote control effective rangeFront Ceiling Positioning your projectorChoosing a location Front TableObtaining a preferred projected image size Projection dimensionsConnection ConnectionPlaying sound through the projector Connecting video source devicesConnecting audio Device About the microphone inputStarting up the projector OperationFine-tuning the image clarity Adjusting the projected imageAdjusting the projection angle Auto-adjusting the imageCorrecting keystone Below is the overview of the OSD menu Using the menusIf you forget the password Using a security cable lockUtilizing the password function Setting a passwordDisabling the password function Entering the password recall procedureChanging the password Changing Color Space Switching input signalSelecting the aspect ratio Magnifying and searching for detailsAbout the aspect ratio Go to the Picture Picture Mode menu Using Wall ColorSelecting a picture mode Setting the User 1/User 2 modeSelecting a Color Temperature Fine-tuning the image quality in user modesAdjusting Brilliant Color 3D Color Management Setting a preferred color temperatureSelection Description Setting the presentation timerResetting current or all picture modes Top-Left Bottom-Left Top-Right Bottom-Right To cancel the timer, perform the following stepsRemote paging operations Freezing the imageOperating in a high altitude environment To activate the High Altitude ModeHiding the image Locking control keysTurning off the Power On/Off Ring Tone Adjusting the soundUsing the test pattern To select Blackboard or Whiteboard Using the teaching templatesShutting down the projector Direct power offMain menu Sub-menu Options Menu operationMenu system Min/25 min/30 min Sleep Timer Disable/30 min/1 hr/2 hr/3 hr/4 Hr/8 hr/12 hrBasic Bottom-Right/Bottom-LeftColor System Main menu Sub-menu Options System Setup AdvancedEquivalent Lamp Hour IP AddressDescription of each menu Fine Tuning 3D Color Picture ModeTemperature Color TemperatureSearch TimerInstallation SettingsReceiver System Setup Basic menu Function DescriptionOperation RemoteLamp System Setup Advanced menu Function Description HighAltitude AudioNetwork System Setup Advanced menu Function DescriptionReset All StandbyStatus CurrentSystem Care of the projector MaintenanceExtending lamp life Lamp informationGetting to know the lamp hour Status Message Timing of replacing the lampReplacing the lamp Connect the power and restart the projector Resetting the lamp timer Thermal events IndicatorsLight Status & Description Power events Lamp eventsTroubleshooting Projector specifications SpecificationsWall mount installation DimensionsWall plate Minimum Ceiling Height mm = f + H + b + 60 + 274+ cSupported timing for PC input Timing chartKHz Supported timing for Hdmi Hdcp inputTiming Supported timing for Component-YP bP r inputSupported timing for Video and S-Video inputs Disclaimer Warranty and Copyright informationLimited warranty Copyright