3M MP8770 manual Replacing the Lamp, Lamp Module

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ENGLISH

6.4 Replacing the Lamp

WARNING

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

Caution

To reduce the risk of severe burns, allow the projector to cool for at least 30 minutes before replacing the lamp.

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

Note

For maximum lamp life, do not apply shock, handle or scratch the lamp glass when it is hot. Also, do not use an old or previously used lamp as a replacement lamp.

1.Remove lamp access door: The lamp access door is located on the bottom of the machine.Use a screwdriver to unscrew the cover retaining screw (1) and gently remove the cover (2) and set it aside.

2.Retaining screws: Use a screwdriver to unscrew the lamp module retaining screws. (3)

Note

All lamp module screws must be loosened. These screws are self-containing screws that cannot be removed from the lamp module or access door.

3. Remove lamp module: Carefully slide the lamp module out (4) using steady pressure.

Caution

To reduce the risk of cuts to fingers from sharp metal fittings and/or decreasing image quality by touching the lens, do not insert hand into the empty lamp compartment when the lamp has been removed.

4.Insert lamp module: Carefully insert (4) the new lamp module. Ensure that it is fully seated. Tighten the lamp module retaining screws (3) to secure the lamp module in place.

Insert the hinge tabs on the bottom of the lamp access door, then close and tighten the retaining screw

(1) to secure the door.

Note

Reset the lamp operation hours. See section 6.3 for details.

1

2

4

3 3

EPS-98A

Figure 6.1 Lamp Module

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3MMultimedia Projector MP8770

© 3M 2000

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Contents MP8770 Multimedia Projector Table of Contents English Intended USE SafeguardsLaser Aperture Location of Product Safety LabelsLimited Warranty WarrantyKeep Your Packing Materials Contents of Shipping BoxOptional Accessories UnpackProduct Description Machine CharacteristicsIdentifying MP8770 Parts Part Identification ListVCR System Setup Connecting Various EquipmentSystem Setup Connecting Various Equipment PinP∗ Remote Control Transmitter IdentificationProjector Shutdown Basic OperationsProjector Startup Side View Adjustments and FunctionsHow To Use Height Adjustment Feet Front ViewPicture-in-Picture Plug & Play FunctionFreeze Function Magnify FunctionMenu Navigation Factory Default SettingAdjustment Item SetupInput Adjustment Value AreaImage Adjustment Value Screen10 OPT Adjustment Value Default ScreenCleaning the Air Filter MaintenanceDisplay Lamp Operation Hours Reset Lamp HoursLamp LampLamp Module Replacing the LampSymptom Cause Solution TroubleshootingSymptom/Solution Table Error Message Cause Solution Displays Message/Solution TableHow to Order AccessoriesService Information AccessoriesAppendix Technical Information Table of ContentsTechnical Specifications MP8755 DimensionsScreen Size Distance to Screen Width Height Diagonal Minimum Projector-to-Screen DistanceConnection to the RGB Signal Terminal Connection to the Video Signal TerminalExample of computer signal Power Lamp Temp Meaning Remedy Indicator Indicator StatusMouse emulation Connection to the Control Signal TerminalRS-232 Cable Projector ComputerData +DATA GND Serial Command Codes Function Command Code # Bytes Data Code Meaning Serial Command Code TableSerial Command Code Table QR46211