DOWNLOAD Sharp AR-651 (serv.man19) Service Manual ↓ Size: 3.35 MB | Pages: 91 in PDF or view online for FREE

Model
AR-651 (serv.man19)
Pages
91
Size
3.35 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / RADF (Document feeder)
File
ar-651-sm19.pdf
Date
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AR-651/810  RADF (DOCUMENT FEEDER)  16 - 69
(2) RXD/SCN-STR/DF_ACK/DF_REQ signals
This is an input circuit to communicate with the copier. “1” substitutes 5V and “0” substitetes 0V. The
same logic is used in both the connector and CPU output port.
AR-651/810 RADF (DOCUMENT FEEDER)  16 - 70
(3) Input circuits for each sensor
RADF open/close
sensor
APS operation sensor
Original width sensor 1
Original width sensor 2
Original width sensor 3
Registration sensor
Empty sensor
Upper limit sensor
Lower limit sensor
Intermediate transport
sensor
Small original exit
sensor
Cover open/close
sensor
Tray sensor
Tray width sensor
AR-651/810  RADF (DOCUMENT FEEDER)  16 - 71
Small original reverse
sensor
Read sensor
Large original exit
sensor
Original length sensor
These are the input circuits from each photosensor.
AR-651/810 RADF (DOCUMENT FEEDER)  16 - 72
Signal logic
DFOPNS (RADF open/close sensor)
RADF open
RADF close
APS (APS operation sensor)
APS OFF
APS ON
COPS (Cover open/close sensor)
Cover close
Cover open
EMPS (Empty sensor)
No original
Original existing
ULMTS (Upper limit sensor)
Upper limit
—
SIZES 1 (Original width sensor 1)
Original existing
No original
SIZES 2 (Original width sensor 2)
Original existing
No original
SIZES 3 (Original width sensor 3)
Original existing
No original
REGS (Registration sensor)
Original existing
No original
TRYS (Tray sensor)
Original existing
No original
LIMTS (Lower limit sensor)
Lower limit
—
ITFS (Intermediate transport sensor)
Original existing
No original
SOES (Small original exit sensor)
Original existing
No original
READS (Read sensor)
No original
Original existing
SSBS (Small original reverse sensor)
No original
Original existing
LOES (Large original exit sensor)
No original
Original existing
LNGS (Original length sensor)
No original
Original existing
Sensor
Connector level 5V(“1”)
Connector level 0V(“0”)
Sensor
Connector level more than 4V Connector level less than 1V
TRVR (Tray width sensor)
Guide maximum
Guide minimum
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