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Sharp MX-M356N Service Manual page 248

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2. RSPF section (31opm)
A.Mechanism relation diagram
(1)Outline
2
5
Signal name
SCOV
RSPF cover open/close detector
SOCD
RSPF open/close sensor
SPFM
RSPF transport motor
SPPD1
Document transport sensor 1
SPPD2
Document transport sensor 2
SPPD3
Document transport sensor 3
SPPD4
Document transport sensor 4
SPRS
Paper exit roller pressure control solenoid
(RSPF)
SPUC
Paper feed clutch
SRRC
Registration roller clutch
SPLS1
Paper size detector 1
SPLS2
Paper size detector 2
SPWS
Document size detector
No.
Name
1
Transport auxiliary roller
2
Registration roller (Drive)
3
Registration roller (Idle)
4
Transport roller 3 (Idle)
5
Transport roller 3 (Drive)
6
Transport roller 2 (Idle)
7
Transport roller 2 (Drive)
8
Paper exit roller (Idle)
9
Paper exit roller (Drive)
10
Document reverse gate
11
Document pickup roller
12
Paper feed roller
13
Separation roller
SPPD2
12
3
1
11
13
4
SPPD1
SPPD3
SOCD
8
6
10
9
7
Name
Detects open/close of the RSPF cover.
Detects open/close of the RSPF unit.
Transports a document.
Detects paper pass.
Detects paper pass.
Detects paper pass.
Detects paper exit and switchback.
Controls ON/OFF of the transport power of the paper exit roller. (Releases the paper exit roller
pressure when reversing paper.)
Controls the paper feed roller. (Controls the timing of paper feed.)
Controls the registration roller. (Controls the timing of document transport.)
Detects the document length in the RSPF paper feed tray.
Detects the document length in the RSPF paper feed tray.
Detects the document width.
Reduces friction between a document and the paper guide to transport the document smoothly to the
registration roller.
Transports a document to the transport roller 2. / Controls the transport timing of the document and adjusts the
document scanning timing.
Apply a pressure to a document and the registration roller to provide the transport power of the transport roller to
the document.
Apply a pressure to a document and the transport roller to provide the transport power of the transport roller to
the document.
Transports a document transported from the document scanning section to the paper exit roller.
Apply a pressure to a document and the transport roller to provide the transport power of the transport roller to
the document.
Transports a document transported from the registration roller to the document scanning section.
Apply a pressure to a document and the paper exit roller to provide the transport power of the paper exit roller to
the document.
Discharges a document. Switchbacks the document and transports it to the registration roller when scanning the
back surface.
Reverses a document when scanning images on the back surface.
Feeds a document to the paper feed roller.
Feeds a document to the transport section. Makes a warp on paper between the registration roller and this roller
to correct the start position of document skew and document image scan.
Separates a document to prevent double-feeding.
MX-M316N OPERATIONAL DESCRIPTIONS 11 – 2
SCOV
SPFM
SRRC
SPRS
SPUC
SPPD4
SPWS
SPLS1
SPLS2
Function/Operation
Function/Operation

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