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MX-FNX4 SELF DIAG MESSAGE AND TROUBLE CODE 10 – 1
MX-FNX4
Service Manual
[10] SELF DIAG MESSAGE AND TROUBLE CODE
1. Self diagnosis
A. Finisher/Saddle finisher
B. Punch module (option)
Error
Condition
Timing of detection
Operation
Resetting
Stapler absent
The stapler is not set.
Monitoring at all times
Normal operation will continue; however,
operation is subject to instructions from the
host machine.
operation is subject to instructions from the
host machine.
Replace the staple cartridge;
or set it correctly.
or set it correctly.
Activated stapler
safety interlock
safety interlock
The stapler safety interlock is
activated.
activated.
When the staple
operation is started.
operation is started.
Operation of staple motor (FFSM) is
prohibited.
prohibited.
Delivery stack sheets without
stapling.
stapling.
Stack tray
overstacking
overstacking
The number of sheets deposited
on the delivery tray has exceeded
the limit imposed on the tray.
on the delivery tray has exceeded
the limit imposed on the tray.
When an extra sheet
is discharged.
is discharged.
Normal operation will continue.
Remove the sheets from the
delivery tray.
delivery tray.
Stapler jam
Staple edge cannot be aligned
correctly.
correctly.
During staple edge
aligning operation
aligning operation
Normal operation will continue; however,
operation is subject to instructions from the
host machine.
operation is subject to instructions from the
host machine.
Replace the staple cartridge,
and execute the staple edge
alignment again.
and execute the staple edge
alignment again.
Partially no stapler
in the saddle
stitcher unit
in the saddle
stitcher unit
No stapler in the stapler cartridge.
Monitoring at all times
Normal operation will continue; however,
operation is subject to instructions from the
host machine.
operation is subject to instructions from the
host machine.
Replace the staple cartridge;
or set it correctly.
or set it correctly.
Mixed sheets in
saddle stitcher unit
saddle stitcher unit
Sheets of different sizes are
deposited in the compartment.
deposited in the compartment.
When a sheet of a
different size is
placed.
different size is
placed.
Stitch operation is prohibited. Alignment is
prohibited.
prohibited.
Remove the sheets from the
compartment.
compartment.
Saddle stitcher
overstacking
overstacking
The number of sheets deposited
on the delivery tray has exceeded
the limit imposed on the tray.
on the delivery tray has exceeded
the limit imposed on the tray.
When an extra sheet
is discharged.
is discharged.
Normal operation will continue.
Remove the sheets from the
delivery tray.
delivery tray.
Excessive stitch
capacity in the
saddle stitcher unit
capacity in the
saddle stitcher unit
The number of sheets in the
compartment has exceeded 15.
compartment has exceeded 15.
When an extra sheet
is placed.
is placed.
Stitch operation is prohibited.
Remove the sheets from the
compartment.
compartment.
Error
Condition
Timing of detection
Operation
Resetting
Waste case full
The amount of waste paper in the
waste case has reached the limit.
waste case has reached the limit.
During punching
Normal operation will continue.
Remove the waste paper
from the waste case.
from the waste case.
Excess waste
The amount of waste paper in the
waste case has exceeded the
limit.
waste case has exceeded the
limit.
During punching
Punching is prohibited.
Remove the waste paper
from the waste case.
from the waste case.
MX-FNX4 SELF DIAG MESSAGE AND TROUBLE CODE 10 – 2
2. Trouble code
A. Outline
The CPU on the machine’s finisher control PCB is equipped with a
mechanism to check the machine condition as needed; when it
detects a fault, the machine sends the trouble contents to the host
machine in the form of a code and a detail code.
mechanism to check the machine condition as needed; when it
detects a fault, the machine sends the trouble contents to the host
machine in the form of a code and a detail code.
B. Trouble code
(1) Finisher unit
F1-00
Finisher communication trouble
(Machine side detection)
F1-03
Finisher oscillation motor trouble
F1-08
Finisher stapler shift motor trouble
F1-10
Finisher staple motor abnormality
F1-15
Finisher tray lift motor abnormality
F1-19
Finisher pre-alignment motor abnor-
mality
mality
F1-20
Finisher after-alignment motor abnor-
mality
mality
F1-21
Finisher interface fan motor abnormal-
ity
ity
F1-22
Finisher rear edge assist motor trou-
ble
ble
F1-23
Shutter trouble
Trouble content
Communication line test error when turning on the
power or after canceling an exclusion simulation.
Communication error with the finisher
power or after canceling an exclusion simulation.
Communication error with the finisher
Section
PCU
Case 1
Cause
Malfunction due to electrical noises
Check
and
Remedy
and
Remedy
Turn OFF/ON the power to cancel.
Case 2
Cause
PCU finisher connector or harness connection error
or disconnection
or disconnection
Check
and
Remedy
and
Remedy
Check the connector and harness in the
communication line.
communication line.
Case 3
Cause
Finisher control PWB trouble
Check
and
Remedy
and
Remedy
Replace the finisher control PWB.
Case 4
Cause
Control (PCU) PWB trouble
Check
and
Remedy
and
Remedy
Replace the PCU PWB.
Trouble content
Oscillation motor operation abnormality
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble
overvoltage, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the motor
(FSWM).
Replace the finisher control PWB.
(FSWM).
Replace the finisher control PWB.
Trouble content
Stapler shift motor operation abnormality
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble
overvoltage, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the staple
motor (FSM).
Replace the finisher control PWB.
motor (FSM).
Replace the finisher control PWB.
Trouble content
Staple operation trouble
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble
overvoltage, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the staple
motor (FFSM).
Replace the finisher control PWB.
motor (FFSM).
Replace the finisher control PWB.
Trouble content
Lift motor trouble
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble
overvoltage, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the tray lift
motor (FTLM).
Replace the finisher control PWB.
motor (FTLM).
Replace the finisher control PWB.
Case 2
Cause
Interlock switch (black bar-shape switch under the
upper tray) operation
upper tray) operation
Check
and
Remedy
and
Remedy
Check that there is nothing on the interlock switch.
If there is, remove it.
If there is, remove it.
Trouble content
Pre-alignment motor trouble
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble
overvoltage, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the
prealignment motor (FFJM).
Replace the finisher control PWB.
prealignment motor (FFJM).
Replace the finisher control PWB.
Trouble content
After-alignment motor trouble
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble
overvoltage, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the
afteralignment motor (FRJM).
Replace the finisher control PWB.
afteralignment motor (FRJM).
Replace the finisher control PWB.
Trouble content
Interface transport fan motor trouble
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble
overvoltage, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the fan motor
(FJFM).
Replace the finisher control PWB.
(FJFM).
Replace the finisher control PWB.
Trouble content
Rear edge assist motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness
disconnection, finisher control PWB trouble
disconnection, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the rear edge
assist motor.
Replace the finisher control PWB.
assist motor.
Replace the finisher control PWB.
Trouble content
Shutter operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness
disconnection, finisher control PWB trouble
disconnection, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the bundle
paper exit motor.
Replace the finisher control PWB.
paper exit motor.
Replace the finisher control PWB.
MX-FNX4 SELF DIAG MESSAGE AND TROUBLE CODE 10 – 3
F1-30
Communication trouble between the
finisher and the saddle
finisher and the saddle
F1-31
Finisher folding motor trouble
F1-41
Positioning plate motor trouble
F1-42
Guide motor trouble
F1-43
Side alignment motor trouble
F1-44
Stitch motor rear trouble
F1-45
Stitch motor front trouble
F1-46
Paper pushing motor trouble
F1-50
Finisher incompatibility trouble
F1-51
Sensor connector connection trouble
F1-52
Micro SW trouble
F1-60
Communication trouble between the
finisher and the inserter
finisher and the inserter
Trouble content
Communication error between the finisher and the
saddle unit
saddle unit
Section
PCU
Case 1
Cause
Malfunction due to electrical noises.
Check
and
Remedy
and
Remedy
Turn ON/OFF the power to cancel the error.
Case 2
Cause
Connection trouble or disconnection of the connector
and the harness between the finisher and the saddle
unit.
and the harness between the finisher and the saddle
unit.
Check
and
Remedy
and
Remedy
Check the connector and harness in the
communication line.
communication line.
Case 3
Cause
Finisher control PWB trouble. Saddle control PWB
trouble.
trouble.
Check
and
Remedy
and
Remedy
Replace the finisher control PWB. Replace the
saddle control PWB.
saddle control PWB.
Trouble content
Sensor input value abnormality
Section
PCU
Case 1
Cause
Sensor breakage, harness disconnection, finisher
control PWB trouble
control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-2 to check the operation of the
bookbinding position sensor (FFPD).
Replace the finisher control PWB.
bookbinding position sensor (FFPD).
Replace the finisher control PWB.
Trouble content
Positioning plate motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness
disconnection, finisher control PWB trouble
disconnection, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the paper
positioning plate motor.
Replace the finisher control PWB.
positioning plate motor.
Replace the finisher control PWB.
Trouble content
Guide motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness
disconnection, finisher control PWB trouble
disconnection, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the guide
motor.
Replace the finisher control PWB.
motor.
Replace the finisher control PWB.
Trouble content
Side alignment motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness
disconnection, finisher control PWB trouble
disconnection, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the alignment
motor.
Replace the finisher control PWB.
motor.
Replace the finisher control PWB.
Trouble content
Rear stitch motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness
disconnection, finisher control PWB trouble
disconnection, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the rear stitch
motor.
Replace the finisher control PWB.
motor.
Replace the finisher control PWB.
Trouble content
Front stitch motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness
disconnection, finisher control PWB trouble
disconnection, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the front stitch
motor.
Replace the finisher control PWB.
motor.
Replace the finisher control PWB.
Trouble content
Paper pushing motor operation trouble
Section
PCU
Case 1
Cause
Motor trouble, HP sensor trouble, harness
disconnection, finisher control PWB trouble
disconnection, finisher control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the paper
pushing motor.
Replace the finisher control PWB.
pushing motor.
Replace the finisher control PWB.
Trouble content
Detection of finisher incompatible with MX-5500N/
6200N/7000N
6200N/7000N
Section
PCU
Case 1
Cause
Connection of the AR-F13, etc. which is incompatible
with MX-5500N/6200N/7000N is detected.
with MX-5500N/6200N/7000N is detected.
Check
and
Remedy
and
Remedy
Connect the MX-FNX3/MX-FNX4.
Trouble content
Sensor operation trouble
Section
PCU
Case 1
Cause
Sensor trouble, harness disconnection, finisher
control PWB trouble
control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-2 to check the operation of the guide HP
sensor, the paper pushing plate HP sensor, and the
paper pushing plate lead edge sensor.
Replace the finisher control PWB.
sensor, the paper pushing plate HP sensor, and the
paper pushing plate lead edge sensor.
Replace the finisher control PWB.
Trouble content
Micro SW operation trouble
Section
PCU
Case 1
Cause
Sensor trouble, harness disconnection, finisher
control PWB trouble
control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-2 to check the operation of the inlet port
cover open/close sensor and the paper exit cover
open/close sensor.
Replace the finisher control PWB.
cover open/close sensor and the paper exit cover
open/close sensor.
Replace the finisher control PWB.
Trouble content
Communication error between the finisher and the
inserter
inserter
Section
PCU
Case 1
Cause
Malfunction due to electrical noises.
Check
and
Remedy
and
Remedy
Turn ON/OFF the power to cancel the error.
Case 2
Cause
Connection trouble or disconnection of the connector
and the harness between the finisher and the
inserter. Finisher control PWB trouble, inserter
control PWB trouble
and the harness between the finisher and the
inserter. Finisher control PWB trouble, inserter
control PWB trouble
Check
and
Remedy
and
Remedy
Check the connector and the harness in the
communication line. Replace the finisher control
PWB. Replace the inserter control PWB.
communication line. Replace the finisher control
PWB. Replace the inserter control PWB.
MX-FNX4 SELF DIAG MESSAGE AND TROUBLE CODE 10 – 4
F1-61
Inserter EEPROM trouble
F1-62
Inserter reverse sensor trouble
(2) Punch module
F1-32
Communication trouble between the
finisher and the punch unit
finisher and the punch unit
F1-33
Finisher punch shift motor trouble
F1-34
Finisher punch motor trouble
F1-37
Finisher backup RAM trouble
F1-38
Finisher punch backup RAM trouble
Trouble content
EEPROM trouble
Section
PCU
Case 1
Cause
EEPROM trouble, finisher control PWB trouble,
inserter control PWB trouble
inserter control PWB trouble
Check
and
Remedy
and
Remedy
Replace the finisher control PWB.
Replace the inserter control PWB.
Replace the inserter control PWB.
Trouble content
Sensor adjustment failure
Section
PCU
Case 1
Cause
Sensor trouble, harness disconnection, finisher
control PWB trouble, inserter control PWB trouble
control PWB trouble, inserter control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-2 to check the operation of the inlet port
cover open/close sensor and the paper exit cover
open/close sensor.
Replace the finisher control PWB.
Replace the inserter control PWB.
cover open/close sensor and the paper exit cover
open/close sensor.
Replace the finisher control PWB.
Replace the inserter control PWB.
Trouble content
Finisher and punch unit communication error
Section
PCU
Case 1
Cause
Malfunction due to electrical noises
Check
and
Remedy
and
Remedy
Cancel by turning OFF/ON the power.
Case 2
Cause
Connector/harness connection error or disconnection
between the finisher and the punch unit
between the finisher and the punch unit
Check
and
Remedy
and
Remedy
Check the connector and the harness in the
communication line.
communication line.
Case 3
Cause
Finisher control PWB trouble
Check
and
Remedy
and
Remedy
Replace the finisher control PWB.
Case 4
Cause
Control (PCU) PWB trouble
Check
and
Remedy
and
Remedy
Replace the control (PCU) PWB
Trouble content
Punch shift motor operation abnormality
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble, punch
control PWB trouble
overvoltage, finisher control PWB trouble, punch
control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the punch shift
motor (FPSM).
Replace the finisher punch unit (Replace the punch
control PWB.).
motor (FPSM).
Replace the finisher punch unit (Replace the punch
control PWB.).
Trouble content
Punch motor operation abnormality
Section
PCU
Case 1
Cause
Motor lock, motor RPM abnormality, motor
overvoltage, finisher control PWB trouble, punch
control PWB trouble
overvoltage, finisher control PWB trouble, punch
control PWB trouble
Check
and
Remedy
and
Remedy
Use SIM3-3 to check the operation of the punch
motor (FPNW).
Replace the finisher punch unit (Replace the punch
control PWB.).
motor (FPNW).
Replace the finisher punch unit (Replace the punch
control PWB.).
Trouble content
Backup RAM data garbled
Section
PCU
Case 1
Cause
Finisher control PWB trouble, malfunction due to
electrical noises
electrical noises
Check
and
Remedy
and
Remedy
Replace the finisher control PWB.
Trouble content
Punch unit backup RAM data garbled
Section
PCU
Case 1
Cause
Punch control PWB trouble, malfunction due to
electrical noises
electrical noises
Check
and
Remedy
and
Remedy
Replace the punch control PWB.
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