Sequence Of Basic Operations (Original Exposure System) - Canon 1000 Service Manual

3. OPERATION AND TIMING
B. Sequence of Basic Operations (original exposure system)
1. Sequence of Operations
• Without Pre-Scanning (with original detection OFF, ACS OFF, APS OFF)
Scanning lamp
Original scanner motor (M29)
Original scanner home position sensor (PS37)
• With Pre-Scanning (1 scan over original; standard mode)
Scanning lamp
Original scanner motor (M29)
Original scanner home position sensor (PS37)
• With Pre-Scanning (2 scans over original; standard mode + marking)
Scanning lamp
Original scanner motor (M29)
Original scanner HP sensor (PS37)
Reversal (scanner in reverse).
[A] Shading correction.
[B] Original position detection, black original detection, AE measurement.
[C] Original scanning.
[D] Marking area scanning.
3-30
COPYRIGHT © 2001 CANON INC.
Start key ON
[A]
Start key ON
[A] [B]
Start key ON
[A] [B]
High-speed rotation.
Figure 3-203
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
CNTR
[C]
CNTR
[C]
CNTR
[D]
Standard CW rotation.
[C]