Specifications

COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON DADF-J1 REV.0 MAR.2001
CHAPTER 2 OPERATIONS AND TIMING
2-16
2.3 Detecting Originals
2.3.1 Outline
The DADF is equipped with the following five types of mechanisms of detection:
T02-203-01
F02-203-01
S7
PI5
SW301
S8
PI12
S6
(light-emitting side)
S6
(light-receiving side)
Item
Presence/absence of an
original
Original size 1
Original size 2
Pre-last original
Original in manual
feeder
Description
Identifies the presence/absence of an
original on the original tray.
Identifies the size of the original
placed in the original tray (as to be-
ing large-size or small-size).
Identifies the size of an original on
the move (default size).
Identifies the original in the original
tray as being the last original or not.
Detects the presence/absence of an
original in the manual feeder.
Sensor used (notation)
Original sensor (S6)
Original trailing edge sensor (S7)
Registration roller clock sensor (PI5)
Pre-last original sensor (S8)
Manual feeder set sensor (PI12)