Basic Sequence Of Operations (Lens Drive System; Non-Direct) - Canon NP6218 Service Manual

CHAPTER 3 EXPOSURE SYSTEM
C. Basic Sequence of Operations (lens drive system; non-Direct)
When a specific reproduction ratio is selected, the lens always returns to the home
position before moving to the position appropriate to the selected ratio. This also holds
true when the reproduction ratio is reset to Direct.
Scanner home position sensor
(PS1)
Registration sensor (PS6)
Scanner
Scanning lamp
*Unless it is at the home position already, the scanner returns to the home position at power-on.
3-4
Power switch Copy Start key
ON ON
STBY

  
 
 


@ AA P QQ
@ A P Q
Half pre-heating
Figure 3-203
COPYRIGHT © 1997 CANON INC.
SCFW SCRV
INTR
AER

 
Forward Reverse
Full pre-
ON Pre-heating
heating
CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
SCFW SCRV LSTR
Half pre-
heating