3M X90W User Manual download pdf (Page 61)

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malfunction to the projector. When the indicators or a message prompts you to

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shut down, when the projector heats too much.

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Type number = 78-8118-9803-6

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Turn the projector off, and unplug the

power cord. Allow the projector to

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Use a vacuum cleaner on and around the

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others will come off.

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replace it according to the following

procedure number 5 to 7. Otherwise, please

jump to the procedure number 8.

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frame’s knob by another hand.

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Maintenance

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The front side of the projector

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(continued on next page)

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surface of

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3M X90W User Manual Page 61

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