Ricoh A172 Service Manual page 332

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Upper: Original Size
W i d t h S e n s o r
Lower: Threshold Level for Each Size (Pulse Count)
1
2
3
A 4 S
B 5 S
2 0 1 m m
(68)
B 6 S
A 5 S
or
1 4 3 m m
(44)
: Paper Present
: No Paper
S
: Sideways
L
: Lengthwise
Width Sensor Position
Original Alignment
C
B
A
Width Sensor 1: A = 210 mm
Width Sensor 2: B = 235 mm
Width Sensor 3: C = 284 mm
The original size is determined by the combination of the detected original
width and length as shown above. Note that when only width sensor 1 detect
that paper is preset, or if all width sensors are off, the original size is
detected only by the pulse count sensor data.
SM
A 3
2 3 1 m m
(78)
L T S
B 4
11" x 15"
2 3 6 m m
3 7 7 m m
3 9 9 m m
(80)
(136)
(145)
B 6 L
A 5 L
B 5 L
1 6 6 m m
2 0 1 m m
2 3 1 m m
(54)
(68)
(78)
7-11
A 3
L T L
A 4 L
B 4
2 7 1 m m
2 9 4 m m
3 1 6 m m
3 8 7 m m
(95)
(103)
(115)
(140)
A 3
A172/A199

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