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
Sensor 3
Inch Configuration
3-22
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Original detection signal
DS3 DS2
Sensor 2
Sensor 1
0 0 0
0 0 0
0 1
0
1 1
0
0 0
1
0 1
1
1 1 1
Table 3-401
Original detection signal
DS2 DS1
Sensor 2
Sensor 1
0 0
0
0
0
1
1 0
1
1
Table 3-402
CANON NP6350/NP6251 REV. 0 JULY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
Size
DS1
AB
Sensor 0
Absent or,
0
A5, A5R
1 B5R
B5
0
A4
0
A4R
1
B4
1
1 A3
Size
Inch
Sensor 0
None
0
LTRR
1
LGR
1
LTR
0
×
279.4mm
1
431.8mm
(11" × 17")