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6
3M 9800 Operator’s Guide
Set Up Projector
1. Raise the post (1) until it locks into place.
2. Plug in power cord (2) and depress on/off power
switch.
3. Raise projection mirror (3) to screen elevation.
4. Rotate focus knob (4) for sharpest image.
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4
5. Rotate colour tuning knob for colour-free image.
See Colour Tuning for details.
Fold Down Projector
1. Unplug power cord (1) and coil onto cord wrap (2).
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2. Rotate 1.3X magnifier lens (3) under projector lens.
3. Rotate focus knob (4) clockwise to raise projection
head to maximum position.
4. Release post latch (5) and lower post until it locks
in the post cradle.
5. Rotate focus knob (6) anticlockwise to lower head
until it stops.
6. To move projector, lift from bottom or use the
carrying handle.
