Read Sharp AR-M35 / AR-M450 (serv.man8) Service Manual online
AR-350/450 BASIC PAPER FEED SECTION 2-2
3. Paper size detection
A. Paper width detection VR (MPT/BPT/Machine tray)
Width detection is performed by calculating the voltage (A/D conversion value) of the slide VR in linkage with the side guide plate.
Paper width and paper size
(The range is set to Standard value ± 6 [mm].)
B. Paper length sensor (MPT/2nd and 3rd steps of 3-step paper feed desk)
Length detection is performed by combination of cassette size sensors 1 - 4.
Paper length and paper size
Width
detection
pattern
detection
pattern
Paper size
Standard value
(mm)
(mm)
Range (mm)
A
A3/A4
297.0
303.0- 291.0
B
WLT/LT
279.4
285.4 - 273.4
C
B4/B5
257.0
263.0 - 251.0
D
LG/LTR/Foolscap
215.9
221.9 - 209.9
E
A4R
210.0
216.0 - 204.0
F
Executive-R
184.1
190.1 - 178.1
G
B5R
182.0
188.0 - 176.0
Vertical size
detection
pattern
detection
pattern
Detection SW status
AB series size Inch series
size
Detection
width range
width range
Same range
size
size
CSS1
CSS2
CSS3
CSS4
1
ON
ON
OFF
ON
B5
EXTRA
147.0 - 198.0
Postcard
Monarch
Monarch
2
OFF
ON
OFF
ON
A4
LT
198.0 - 237.0
DBL P/C
C5
DL
C5
DL
3
OFF
ON
ON
ON
B5R
EX-R
237.0 - 274.0
COM-10
ISO-B5
ISO-B5
4
OFF
OFF
ON
ON
A4R
LTR
274.0 - 314.0
5
ON
OFF
ON
ON
Foolscap
Extra
314.0 - 347.0
6
ON
OFF
ON
OFF
B4
LGL
347.0 - 389.0
7
ON
ON
ON
OFF
A3
WLT
389.0 - 432.8
0
OFF
OFF
OFF
OFF
Tray not installed
CSS2
CSS1
CSS3
CSS4
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