MX-3050N, MX-3060N, MX-3070N, MX-3550N, MX-3560N, MX-3570N, MX-4050N, MX-4060N, MX-4070N (serv.man5). Service Manual (Revised November 2017). - Sharp Copying Equipment Service Manual (repair manual). Page 121

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MX-4070N  SIMULATION  6 – 10
SWD_LEN and SWD_AD are not ON/OFF display.
 
2-3
Purpose
Operation test/check
Function (Purpose)
Used to check the operations of the loads
in the automatic document feeder and the
control circuit.
Section
SPF
Operation/Procedure
1) Select a target item of the operation check with the touch panel
key.
2) Press [EXECUTE] key.
The selected load performs the operation.
When [EXECUTE] key is pressed, the operation is terminated.
DSPF
RSPF
 
3
 
3-2
Purpose
Operation test/check
Function (Purpose)
Used to check the operations of the sen-
sors and the detectors in the finisher and
the control circuit.
Section
Finisher
Operation/Procedure
The operating conditions of the sensors and detectors are dis-
played.
The code names of the sensors and the detectors which are active
are highlighted.
Inner finisher (MX-FN27)
Inner finisher punch unit (MX-PN14)
Staple-free Staple Unit
1K finisher (MX-FN28)
1K saddle finisher (MX-FN29)
STMPU
SPF stamp UN installation detection
SWD_LEN
SPF document guide plate position (Unit: 0.1mm)
SWD_AD
SPF document detection volume output AD value
Display
Content
SLUM
Lift up motor
SPFC
Document feed clutch
SPFFAN
Cooling fan motor
SPOM
Document exit motor
SRRC
Registration roller clutch
STRC
Transport roller 2 clutch
STRRC
Transport roller 1 clutch
Display
Content
SPUM_F
SPF paper feed motor (normal rotation)
SPUM_R
SPF paper feed motor (reverse rotation)
SPFM_F
SPF transport motor (normal rotation)
SPFM_R
SPF transport motor (reverse rotation)
SPRS
Paper exit roller pressure control solenoid (SPF)
SRRC 
Registration roller clutch (SPF)
STMPS
Stamp solenoid
No,/Display item
Content
FNECODTC
Staple-less staple connection detection signal
FNINTSNS
Punch unit paper rear edge detection signal
FNMANSW
Manual staple switch
FNMSW1
Front cover switch
FNPS1
Discharged paper sensor
FNPS2
Paddle home position sensor
Display
Content
FNPS3
Knurling home position sensor
FNPS4
Alignment plate front home position sensor
FNPS5
Alignment plate rear home position sensor
FNPS6
Staple tray paper sensor
FNPS7
Paper exit assist home position sensor
FNPS8
Bundle hold home position sensor
FNPS9
Paper height sensor 
FNPS10
Paper exit tray lower limit sensor
FNPS11
Staple shift home position sensor
FNPS12
Manual staple paper detection sensor
FNPS14
Paper exit tray position sensor
FNPS16
Slide position sensor
FNPUDTC
Punch unit connection detection signal
FNSTPLHP
Staple home position sensor
FNSTPLLS
Staple empty detection
FNSTPLRE
Staple lead edge sensor
No,/Display item
Content
FCFULL_S
Punch dust full sensor
FCPI_S
Punch home position sensor
FCPUENCS
Punch motor rotation sensor
FCRI_S
Punch mode sensor
FCYKPTRS
Punch unit paper rear edge sensor
No,/Display item
Content
FNPS13
Staple-free staple unit position sensor
FNPS15
Staple-free staple unit home position sensor 
No,/Display item
Content
BLTHPS
Release position sensor
ENT
Inlet sensor
EXGPLTHP
Paper exit guide plate open/close home position 
sensor
FDRSW
Door open/close sensor
HITHP
Flapper home position sensor
JOGHPS
Jogger home position sensor
LDWNLMUT
Lift tray lower limit lower sensor
LMDLT
Intermediate feeder left sensor
PRFEX
Proof paper exit sensor
PRFTRYFL
Proof tray full sensor
RMDLT
Intermediate feeder right sensor
SFTROLHP
Shift home position sensor
STMHP
Staple shift home position detection
STPDRRHP
Staple driver home position sensor
STPNEND
Staple near end sensor
STPSPRM
Staple self-priming sensor
STPTRPAP
Staple tray paper empty sensor
UDWNLMUT
Lift tray lower limit upper sensor
UPCVR
Upper cover open/close sensor
UPEX
Shift paper exit (Lift tray paper exit) sensor
UPLMUTSW
Lift tray upper switch
UTNRH
Tray near home detection sensor
UTRPH
Lift tray paper surface sensor
No,/Display item
Content
BDLTRS
Bundle transport sensor
BLTHPS
Release home position sensor
ENDSHP
Rear edge stopper home position sensor
ENDSTRS
Rear edge stopper transport sensor
ENT
Inlet sensor
EXGPLTHP
Paper exit guide plate open/close home position 
sensor
FDRSW
Door open/close sensor
FLDCMHP
Folding cam home position sensor
FLDEX
Half folding paper exit sensor
FLDPLTHP
Folding blade home position sensor
No,/Display item
Content
2
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2
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Display

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