Canon NP6251 Service Manual page 97

CHAPTER 3 EXPOSURE SYSTEM
3. Size of Originals
The DC controller identifies the size of various originals with reference to
combinations of original detection signals (DSIZE0 through 3).
AB Configuration
Inch Configuration
3-22
COPYRIGHT © 1997 CANON INC.
Original detection signal
DS3 DS2
Sensor 3 Sensor 2
0 0
0 0
0 1
1 1
0 0
0 1
1 1
Table 3-401
Original detection signal
DS2
Sensor 2
Sensor 1
0
0
0 0
0 1
1 0
1
1
Table 3-402
DS1
Sensor 1 Sensor 0
0 0
0 1
0 0
0 0
1 1
1 1
1 1
Size
DS1
Inch
Sensor 0
None
0
LTRR
1
LGR
1
LTR
0
279.4mm
1
431.8mm
(11" 17")
CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Size
AB
Absent or,
A5, A5R
B5R
B5
A4
A4R
B4
A3