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MX-5111N EXTERNAL VIEW AND INTERNAL STRUCTURE 3 – 4
C. DSPF
(1) Internal structure
(2) Sensors, switches
No.
Name
Function/ Operation
1
Pickup roller
Picks up a document and feeds it to the document feed roller.
2
Document feed roller
Performs the document feed operation of documents.
3
Separation roller
Separate a document to prevent against double-feed.
4
No. 1 registration roller (Drive)
Performs resist of document transport.
5
No. 1 registration roller (Idle)
Applied a pressure to document and the registration roller, and provides transport power of the registration roller to
document.
document.
6
Transport roller 1 (Drive)
Transports document from No. 1 registration roller to No. 2 registration roller.
7
Transport roller 1 (Idle)
Applied a pressure to document and the transport roller, and provides the transport power of the transport roller to
document.
document.
8
No. 2 registration roller (Drive)
Make synchronization between the lead edge of a document and the scan start position.
9
No. 2 registration roller (Idle)
Applies a pressure to document and the registration roller, and provides transport power of the registration roller to
document.
document.
10
Transport roller 2 (Drive)
Transports document from the No. 1 scan section to the transport roller 3.
11
Transport roller 2 (Idle)
Applies a pressure to document and the transport roller and provides transport power of the transport roller to document.
12
Transport roller 3 (Drive)
Transports document from the transport roller 2 to the document exit roller.
13
Transport roller 3 (Idle)
Applies a pressure to document and the transport roller and provides transport power of the transport roller to document.
14
Document exit roller (Drive)
Discharges document.
15
Document exit roller (Idle)
Applies a pressure to document and the document exit roller and provides transport power of the document exit roller to
document.
document.
Signal name
Name
Function/Operation
Type
SCOV
DSPF upper door open/close sensor
Detects open/close of the upper door.
Transmission type
SLCOV
DSPF lower door open/close sensor
Detects open/close of the lower door.
Micro switch
SOCD
DSPF open/close sensor
Detects open/close of the DSPF unit.
Transmission type
SPED1
DSPF document upper limit sensor
Detects the upper limit of the DSPF document.
Transmission type
SPED2
DSPF document empty sensor
Detects document empty in the document feed tray.
Transmission type
SPLS1
DSPF document length detection short sensor
Detects the document length of the document feed tray upper.
Transmission type
SPLS2
DSPF document length detection long sensor
Detects the document length of the document feed tray upper.
Transmission type
SPOD
DSPF document exit sensor
Detects document exit of the document.
Transmission type
SPPD1
DSPF document pass sensor 1
Detects pass of the document.
Transmission type
SPPD2
DSPF document pass sensor 2
Detects pass of the document.
Transmission type
SPPD3
DSPF document pass sensor 3
Detects pass of the document.
Transmission type
SPPD4
DSPF document pass sensor 4
Detects pass of the document.
Transmission type
SPPD5
DSPF document pass sensor 5
Detects pass of the document.
Transmission type
SPRDMD
DSPF document random sensor
Detects the document size in random document feed.
Transmission type
SPWS
DSPF document width sensor
Detects the document width of the document feed tray upper.
Volume resistor
STLD
DSPF document feed tray lower limit sensor
Detects the lower limit of the document feed tray.
Transmission type
STUD
DSPF document feed tray upper limit sensor
Detects the upper limit of the document feed tray.
Transmission type
3
9
1
2
5
7
4
6
10
12
14
8
11
13
15
SPPD2
SPPD2
SPPD1
SPPD1
SCOV
SCOV
SPRDMD
SPRDMD STUD
STUD
SPPD3
SPPD3
SPPD4
SPPD4
SOCD
SOCD
SLCOV
SLCOV
SPPD5
SPPD5
SPOD
SPOD
SPED2
SPED2
STLD
STLD
SPED1
SPED1
SPWS
SPWS
SPLS1
SPLS1
SPLS2
SPLS2
MX-5111N EXTERNAL VIEW AND INTERNAL STRUCTURE 3 – 5
(3) Motors, clutches, solenoids, PWB and lamps
Signal name
Name
Type
Function/Operation
DSPF COPY LAMP
DSPF copy lamp
LED lamp
Radiates light onto a document to allow the CCD to scan document
images.
images.
SLUM
DSPF lift-up motor
PM step motor
Lifts up or moves down the document feed tray.
SPFC
DSPF document feed clutch
Electromagnetic clutch
Controls ON/OFF of the rollers in the document feed section.
SPFFAN
DSPF cooling fan motor
DC brush-less motor
Cools the motors and the clutches.
SPFM
DSPF transport motor
Hybrid step motor
Drives the transport roller.
SPOM
DSPF document exit motor
PM step motor
Drives the document exit roller.
SPUM
DSPF document feed motor
Hybrid step motor
Drives the rollers and transport rollers in the document feed section.
SRRC
DSPF No.2 registration roller clutch
Electromagnetic clutch
Controls ON/OFF of No. 2 registration roller.
STRC
DSPF transport roller clutch
Electromagnetic clutch
Controls ON/OFF of the transport roller 1.
STRRC
DSPF No.1 registration roller clutch
Electromagnetic clutch
Controls ON/OFF of No. 1 registration roller.
No.
Name
Function/Operation
1
DSPF control PWB
Control PWB for DSPF
2
DSPF driver PWB
Driver PWB for DSPF
3
DSPF CCD PWB
Scans document images.
SPOM
SPUM
SPUM
SPOM
SLUM
SLUM
SPFC
SPFC
STRRC
STRRC
STRC
STRC
SRRC
SRRC
DSPF COPY LUMP
DSPF COPY LAMP
SPFFAN
SPFFAN
SPFM
SPFM
1
2
3
MX-5111N EXTERNAL VIEW AND INTERNAL STRUCTURE 3 – 6
D. RSPF
(1) Internal structure
(2) Sensors and Switches
No.
Name
Function/Operation
1
Pickup roller
Picks up a document and feeds it to the paper feed roller.
2
Paper feed roller
Performs the paper feed operation of documents.
3
Separation roller
Separate a document to prevent against double-feed.
4
Registration roller (Drive)
Performs resist of document transport.
5
Registration roller (Idle)
Applied a pressure to document and the registration roller, and provides transport power of the registration roller to
document.
document.
6
Transport roller 1 (Drive)
Transports document from registration roller to transport roller 2.
7
Transport roller 1 (Idle)
Applied a pressure to document and the transport roller, and provides the transport power of the transport roller to document.
8
Transport roller 2 (Drive)
Transports document to the transport 3 roller.
9
Transport roller 2 (Idle)
Applied a pressure to document and the transport roller, and provides the transport power of the transport roller to document.
10
Transport roller 3 (Drive)
Transports document from the transport roller 2 to the paper exit roller. / Transports document to the registration roller when
reversing the document.
reversing the document.
11
Transport roller 3 (Idle)
Applied a pressure to document and the transport roller, and provides the transport power of the transport roller to document.
12
Paper exit roller (Drive)
Discharges document.
13
Paper exit roller (Idle)
Applies a pressure to document and the paper exit roller and provides transport power of the paper exit roller to document.
14
Transport auxiliary roller
Helps to transport document smoothly.
15
Reverse gate
Reverses a document to scan the back surface of the document.
Signal name
Name
Type
Function/Operation
SCOV
RSPF upper cover open/close sensor
Micro switch
Detects open/close of the RSPF upper cover.
SOCD
RSPF open/close sensor
Transmission type
Detects open/close of the RSPF unit.
SPED
RSPF document sensor
Transmission type
Detects document empty in the RSPF paper feed tray.
SPLS1
RSPF document length sensor (short)
Transmission type
Detects the document length in the RSPF paper feed tray.
SPLS2
RSPF document length sensor (long)
Transmission type
Detects the document length in the RSPF paper feed tray.
SPPD1
RSPF document pass sensor 1
Transmission type
Detects pass of the document.
SPPD2
RSPF document pass sensor 2
Transmission type
Detects pass of the document.
SPPD3
RSPF document pass sensor 3
Transmission type
Detects pass of the document.
SPPD4
RSPF document pass sensor 4
Transmission type
Detects pass of the document.
SPWS
RSPF document width sensor
Volume resistor
Detects the document width in the RSPF paper feed tray.
2 3
14
5 4
1
11
10
15
9
7
8
6
12 13
SPED
SPWS
SPLS1
SPLS2
SPPD1
SCOV
SPPD2
SPPD3
SPPD4
SOCD
MX-5111N EXTERNAL VIEW AND INTERNAL STRUCTURE 3 – 7
(3) Motors, clutches, solenoids, PWB
Signal name
Name
Type
Function/Operation
SPFM
Transport motor
Stepping motor
Drives the transport roller.
SPM
Paper feed motor
Stepping motor
Drives the roller in the paper feed section.
SPRS
Pressure release solenoid
Electromagnetic solenoid
Releases the pressure of the transport roller 3 when reversing a document and
transporting it to the registration roller.
transporting it to the registration roller.
SRRC
PS clutch
Electromagnetic clutch
Controls ON/OFF of registration roller.
SRVC
Reverse clutch
Electromagnetic clutch
Controls ON/OFF of the transport power of the transport roller 3 and the paper exit
roller when discharging a document and reversing it to transport to the registration
roller.
roller when discharging a document and reversing it to transport to the registration
roller.
STMPS
Stamp solenoid
Electromagnetic solenoid
Drives the stamp.
No.
Name
Function/Operation
1
RSPF driver PWB
Drives the motor and the clutch in the RSPF section.
1
SPFM
STMPS
SPM
SRRC
SRVC
SPRS
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