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OPERATIONS AND TIMING
COPYRIGHT
©
1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
3. Basic Sequence of Operations for
the Lens Drive System (enlargement/
reduction)
In enlargement/reduction mode, the lens is
always returned to home position first before being
moved to the appropriate position for the selected
reproduction ratio. This is true when the ratio is
reset to DIRECT.
Figure 3-204
STBY INTR
Power switch
ON
Ratio change
Enlargement selected
Copy Start key
ON
Lens motor (M3)
Change solenoid (SL1)
Lens
Lens home position sensor (PS2)
Enlarge Reduce
➀➁ ➀➁