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Model
MX-6240N MX-7040N (serv.man26)
Pages
69
Size
603.72 KB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Section 7 Troubleshooting - Updated November 2012
File
mx-6240n-mx-7040n-sm26.pdf
Date
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MX-7040N  TROUBLESHOOTING  7 – 21
 
F0-08
Finisher  stapler  shift  motor  section
abnormality (FNM107)
 
F0-10
Finisher staple motor section 
abnormality (FNM115)
 
F0-11
Finisher  bundle exit motor section
abnormality (FNM116)
 
F0-14
Finisher paper rear edge falling motor
section abnormality (FNM113)
 
F0-15
Finisher tray lift motor section 
abnormality (FNM106)
 
F0-18
Finisher rear edge hold motor section
abnormality (FNM118)
 
F0-19
Finisher paper alignment motor F 
section abnormality (FNM108)
 
F0-20
Finisher paper alignment motor R 
section abnormality (FNM109)
Trouble content
The shift operation of the finisher stapler is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the stapler shift 
motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the finisher staple is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the staple 
motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The grip expansion arm drive motor of the finisher for 
staple bundle exit is abnormal. HP sensor abnormality.
Detail
PCU
Cause
Motor lock, motor harness short/open, control PWB 
trouble, HP sensor breakdown, disconnection of 
harness or connector.
Check & Remedy
Use SIM3-3 to check the operation of the gripper arm 
motor (FNM116). 
Check connection from the control PWB to the motor.
Replace the control PWB and the sensor part.
Trouble content
The rear edge falling operation in the staple compiler 
of the finisher is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the rear edge 
falling motor. 
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the lift motor for the upper and the 
lower trays of the finisher is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown, area 
sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the upper tray 
lift motor and the lower tray lift motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, and motor, and the sensor 
part.
Trouble content
The operation of the paper hold arm in the staple 
compiler of the finisher is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the paper hold 
motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the front alignment plate in the staple 
compiler of the finisher is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the paper 
alignment motor F.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the rear alignment plate in the staple 
compiler of the finisher.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the paper 
alignment motor R.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
MX-7040N  TROUBLESHOOTING  7 – 22
 
F0-23
Shutter trouble (FNCL102)
 
F0-25
Finisher  paper  transport  roller  lift
motor section abnormality (FNM119)
 
F0-28
Finisher  paper  alignment roller lif t
motor section abnormality (FNM112)
 
F0-29
Finisher PWB cooling fan abnormality
(FNFAN102)
 
F0-30
Communication  trouble between  the
finisher and the saddle
 
F0-31
Finisher saddle folding motor section
abnormality (FSM206)
 
F0-32
Finisher  relay  unit  transport  motor
section abnormality (PIM301)
 
F0-33
Finisher  punch  shift  motor  section
abnormality (FCM101)
Trouble content
The operation of the shutter open/close in the paper 
exit section.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the shutter 
clutch.
Check connection from the control PWB to the clutch 
and the sensor.
Replace the control PWB, the clutch, and the sensor 
part.
Trouble content
The separation operation of the transport roller in the 
buffer section of the finisher or the path select 
operation of the flapper is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the paper 
transport roller lift motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The lifting operation of the paper takeup roller arm in 
the staple compiler of the finisher is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the paper 
alignment roller lift motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the PWB cooling fan in the finisher is 
abnormal.
Detail
PCU
Cause
Motor lock, motor harness short/open, control PWB 
trouble, disconnection of harness or connector.
Check & Remedy
Use SIM3-3 to check the operation of the control PWB 
cooling fan.
Check connection from the control PWB to the motor. 
Replace the control PWB and the fan motor.
Trouble content
Communication trouble between the finisher and the 
saddle
No response for the command send from the saddle 
unit
Detail
PCU
Cause
Noise on the communication line, control PWB 
trouble, disconnection of connector or harness.
Check & Remedy
Turn OFF/ON the power. Check the connector 
between the finisher and the saddle. Replace the 
control PWB of the saddle unit.
Trouble content
Saddle unit folding roller operation abnormality
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle 
paper folding motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the paper transport in the paper relay 
unit of the finisher is abnormal.
Detail
PCU
Cause
Motor lock, motor harness short/open, control PWB 
trouble, disconnection of harness or connector.
Check & Remedy
Use SIM3-3 to check the operation of the relay paper 
transport motor.
Check connection from the control PWB to the motor. 
Turn OFF/ON the power. Replace the control PWB 
and the motor.
Trouble content
The horizontal registration shift operation of the punch 
unit in the finisher is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the punch shift 
motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
1
MX-7040N  TROUBLESHOOTING  7 – 23
 
F0-34
Finisher punch motor section 
abnormality (FCM102)
 
F0-37
Finisher backup RAM trouble
 
F0-40
Communication  trouble  between the
finisher saddle and the trimmer
 
F0-41
Finisher  saddle  lead  edge stopper
motor section abnormality (FSM203)
 
F0-42
Finisher  saddle folding ro ller  guide
motor section abnormality (FSM204)
 
F0-43
Finisher saddle alignment motor 
section abnormality (FSM212)
 
F0-44
Finisher saddle rear edge hold motor
section abnormality (FSM210)
 
F0-45
Finisher  saddle s taple  motor s ection
abnormality (FSM209)
 
F0-46
Finisher saddle rear edge shift motor
section abnormality (FSM211)
Trouble content
The punching operation of the punch unit in the 
finisher is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the punch 
motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
Data cannot be written into the backup RAM. The red 
values are abnormal.
Detail
PCU
Cause
Finisher control PWB trouble, EEPROM chip 
breakdown.
Check & Remedy
Replace the finisher control PWB.
Trouble content
Communication trouble between the saddle unit and 
the trimmer unit.
When a command is sent from the saddle unit to the 
trimmer unit, no response is made by the trimmer unit.
Detail
PCU
Cause
Noise on the communication line, control PWB 
trouble, disconnection of connector or harness.
Check & Remedy
Turn OFF/ON the power. Check the connector 
between the saddle and the trimmer unit. Replace the 
control PWB of the saddle unit. Replace the control 
PWB of the trimmer unit.
Trouble content
The operation of the finisher saddle unit lead edge 
stopper motor is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle lead 
edge stopper motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the saddle unit folding roller guide is 
abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle 
folding roller guide motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The jogger shift operation in the staple compiler of the 
saddle unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle 
paper alignment motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the rear edge hold member of the 
saddle unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle rear 
edge hold motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The staple operation of the saddle unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle 
staple motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the rear edge shift motor of the 
finisher saddle unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle rear 
edge shift motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
1
MX-7040N  TROUBLESHOOTING  7 – 24
 
F0-47
Finisher  saddle flap  motor  section
abnormality (FSM213)
 
F0-48
Finisher  saddle  push motor section
abnormality (FSM205)
 
F0-49
Finisher saddle separation motor 
section abnormality (FSM214)
 
F0-51
Finisher trimmer cutter motor 
abnormality (FTM106)
 
F0-52
Finisher  trimmer  registration  motor
section abnormality (FTM102)
 
F0-53
Finisher trimmer inlet port separation
motor abnormality (FTM103)
 
F0-54
Finisher trimmer paper exit separation
motor section abnormality (FTM104)
 
F0-55
Finisher  trimmer bundle press motor
section abnormality (FTM105)
Trouble content
The operation of the rear edge flap unit of the saddle 
unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle flap 
motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The pushing operation of the saddle unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle push 
motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The operation of the takeup separation roller of the 
saddle unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the saddle 
separation motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The cutter operation of the trimmer unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the trimmer 
cutter motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
PCU
Detail
The operation of the registration taking unit of the 
trimmer unit is abnormal.
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the trimmer 
registration motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The separation operation of the inlet port roller of the 
trimmer unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the trimmer inlet 
port separation motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The separation operation of the paper exit roller of the 
trimmer unit is abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the trimmer 
paper exit separation motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
Trouble content
The nip and separation operations of the bundle press 
roller of the trimmer unit are abnormal.
Detail
PCU
Cause
Motor lock, control PWB trouble, disconnection of 
harness or connector, HP sensor breakdown.
Check & Remedy
Use SIM3-3 to check the operation of the trimmer 
bundle press motor.
Check connection from the control PWB to the motor 
and the sensor.
Replace the control PWB, the motor, and the sensor 
part.
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