4
Convenient Features
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z Turning Off the Image and Sound ............................. 4-2
x Enlarging and Moving a Picture................................4-2
c Getting the On-line Help and Information ................. 4-2
v Using a USB Mouse .................................................4-3
b Using a USB HUB Function......................................4-3
n Changing Background Logo ..................................... 4-4
m Making Freehand Drawings on
a Projected Image (ChalkBoard) ..............................4-4
, Lens Memory ............................................................4-5
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