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MX-M264U EXTERNAL VIEW AND INTERNAL STRUCTURE 4 – 6
6. RSPF
A. Sensors and detectors
B. Motors, clutches, solenoids and PWB
Signal name
Name
Type
Function/Operation
Note
SCOV
RSPF cover open/close detector
Micro switch
Detects open/close of the RSPF cover.
SOCD
RSPF open/close sensor
Transmission type
Detects open/close of the RSPF unit.
SPED
Document sensor
Transmission type
Detects document empty in the RSPF paper feed tray.
SPLS1
Paper size detector 1
Transmission type
Detects the document length in the RSPF paper feed tray.
SPLS2
Paper size detector 2
Transmission type
Detects the document length in the RSPF paper feed tray.
SPPD1
Document transport sensor 1
Transmission type
Detects paper feed and the document size in random
paper feed.
SPPD2
Document transport sensor 2
Transmission type
Detects paper pass.
SPPD3
Document transport sensor 3
Transmission type
Detects paper pass.
SPPD4
Document transport sensor 4
Transmission type
Detects paper exit and switchback.
SPWS
Document size detector
Volume-type resistor
Detects the document width.
Signal name
Name
Type
Function/Operation
SPFM
RSPF transport motor
Stepping motor
Transports a document.
SPM/SPUM
RSPF paper feed motor
Stepping motor
Feeds a document.
SPRS
Paper exit roller pressure control solenoid
(RSPF)
Magnetic solenoid
Controls ON/OFF of the transport power of the paper exit roller. (Releases the
paper exit roller pressure when reversing paper.)
SRRC
Registration roller clutch (RSPF)
Magnetic clutch
Controls the registration roller. (Controls the timing of document transport.)
STMPS
Stamp solenoid
Magnetic solenoid
Drives the finish stamp.
No.
Name
Function/Operation
1
RSPF driver PWB
Drives the motor, the solenoid, and the clutch in the RSPF section.
SPED
SPWS
SOCD
SCOV
SPPD1
SPPD2
SPPD3
SPPD4
SPLS1
SPLS2
1
STMPS
SPRS
SPFM
SRRC
SPM (SPUM)