Sharp MX-5500N / MX-6200N / MX-7000N (serv.man47) Service Manual ▷ View online
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 13
E7-60
Controller connection trouble (Engine
detection)
detection)
E7-61
Controller connection trouble
(Engine)
(Engine)
E7-62
Controller connection trouble
(Scanner)
(Scanner)
E7-65
PWB information sum error
(Controller detection)
(Controller detection)
E7-70
Scanner connection trouble
E7-75
PWB information sum error (Scanner
detection)
detection)
E7-80
Communication trouble between the
MFP and the scanner (MFP detection)
MFP and the scanner (MFP detection)
E7-90
Communication trouble between the
MFP and the PCU (MFP detection)
MFP and the PCU (MFP detection)
EE-EC
Auto developer adjustment trouble
(The sample level for every rotation is
other than 128
(The sample level for every rotation is
other than 128
± 10.)
Trouble content
Unknown PWB kind information is detected in the
MFPcnt PWB.
MFPcnt PWB.
Section
MFP
Case 1
Cause
A PWB which is not compatible with the machine
specifications is connected.
specifications is connected.
Check and
remedy
remedy
Replace the controller PWB.
Case 2
Cause
A firmware which is not compatible with the
machine specifications is applied.
machine specifications is applied.
Check and
remedy
remedy
Check the kind and the version of the firmware.
Trouble content
Controller connection trouble
Compatibility trouble between the controller and
the engine
Compatibility trouble between the controller and
the engine
Section
MFP
Case 1
Cause
Combination trouble of the controller PWB and the
engine
engine
Check and
remedy
remedy
Check the controller PWB.
Check the combination between the controller
PWB and the engine.
Check the combination between the controller
PWB and the engine.
Trouble content
Controller connection trouble
Compatibility trouble between the controller and
the scanners
Compatibility trouble between the controller and
the scanners
Section
MFP
Case 1
Cause
Combination trouble between the controller PWB
and the scanner
and the scanner
Check and
remedy
remedy
Replace the controller PWB.
Check the combination between the controller
PWB and the scanner.
Check the combination between the controller
PWB and the scanner.
Trouble content
EEPROM PWB information sum error
Section
MFP
Case 1
Cause
1)
EEPROM device trouble
2)
EEPROM device contact failure
3)
Device access error due to electrical noises
Check and
remedy
remedy
Replace the MFPcnt PWB.
Trouble content
Unknown PWB identification information is
detected in the SCU PWB.
detected in the SCU PWB.
Section
SCU
Case 1
Cause
SCU PWB trouble
Check and
remedy
remedy
Replace the SCU PWB.
Case 2
Cause
A firmware which is incompatible with the machine
specifications is connected.
specifications is connected.
Check and
remedy
remedy
Check the kind and the version of the firmware.
Trouble content
EEPROM PWB information sum error
Section
SCU
Case 1
Cause
1)
EEPROM device trouble
2)
EEPROM device contact failure
3)
Device access error due to electrical noises
Check and
remedy
remedy
Replace the scanner control PWB.
Trouble content
Communication establishment error/Framing/
Parity/Protocol error
Parity/Protocol error
Section
MFP
Case 1
Cause
SCU PWB connector connection trouble
Check and
remedy
remedy
Check the connector connection between the SCU
PWB and the MFPcnt PWB.
PWB and the MFPcnt PWB.
Case 2
Cause
Harness trouble between the SCU PWB and the
MFPcnt PWB
MFPcnt PWB
Check and
remedy
remedy
Check the harness between the SCU PWB and the
MFPcnt PWB.
MFPcnt PWB.
Case 3
Cause
Broken connector pin of the SCU PWB mother
board
board
Check and
remedy
remedy
Check grounding of the machine.
Trouble content
Communication establishment error/Framing/
Parity/Protocol error
Parity/Protocol error
Section
MFP
Case 1
Cause
PCU PWB connector connection trouble
Check and
remedy
remedy
Check the connector connection between the PCU
PWB and the MFPcnt PWB.
PWB and the MFPcnt PWB.
Case 2
Cause
Harness trouble between the PCU PWB and the
MFPcnt PWB
MFPcnt PWB
Check and
remedy
remedy
Check the harness between the PCU PWB and the
MFPcnt PWB.
MFPcnt PWB.
Case 3
Cause
Broken connector pin of the PCU PWB mother
board
board
Check and
remedy
remedy
Check grounding of the machine.
Trouble content
When the automatic development adjustment is
executed, the sample level for each rotation is not
128
executed, the sample level for each rotation is not
128
± 10.
<Detection only with SIM25-2, no trouble memory,
only display>
only display>
Section
PCU
Case 1
Cause
Toner density sensor trouble, charging voltage/
developing voltage trouble, toner density trouble,
developing unit trouble, PCU PWB trouble
developing voltage trouble, toner density trouble,
developing unit trouble, PCU PWB trouble
Check and
remedy
remedy
Use SIM25-2 to execute the auto developer
adjustment.
adjustment.
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 14
EE-EL
Auto developer adjustment trouble
(Overtoner abnormality)
(Overtoner abnormality)
EE-EU
Auto developer adjustment trouble
(Under-toner abnormality)
(Under-toner abnormality)
F1-00
Finisher communication trouble
(Machine side detection)
(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
abnormality
abnormality
F1-20
Finisher after-alignment motor
abnormality
abnormality
F1-21
Finisher interface fan motor
abnormality
abnormality
Trouble content
The sample level is 76 or below, or the control
voltage is 208 or above.
<Detection only with SIM25-2, no trouble memory,
only display>
voltage is 208 or above.
<Detection only with SIM25-2, no trouble memory,
only display>
Section
PCU
Case 1
Cause
Toner density sensor trouble, charging voltage/
developing voltage trouble, toner density trouble,
developing unit trouble, PCU PWB trouble
developing voltage trouble, toner density trouble,
developing unit trouble, PCU PWB trouble
Check and
remedy
remedy
Use SIM25-2 to execute the auto developer
adjustment.
adjustment.
Trouble content
The sample level is 178 or above, or the control
voltage is 51 or below.
<Detection only with SIM25-2, no trouble memory,
only display>
voltage is 51 or below.
<Detection only with SIM25-2, no trouble memory,
only display>
Section
PCU
Case 1
Cause
Toner density sensor trouble, charging voltage/
developing voltage trouble, toner density trouble,
developing unit trouble, PCU PWB trouble
developing voltage trouble, toner density trouble,
developing unit trouble, PCU PWB trouble
Check and
remedy
remedy
Use SIM25-2 to execute the auto developer
adjustment.
adjustment.
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
remedy
Turn OFF/ON the power to cancel.
Case 2
Cause
PCU finisher connector or harness connection
error or disconnection
error or disconnection
Check and
remedy
remedy
Check the connector and harness in the
communication line.
communication line.
Case 3
Cause
Finisher control PWB trouble
Check and
remedy
remedy
Replace the finisher control PWB.
Case 4
Cause
Control (PCU) PWB trouble
Check and
remedy
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
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
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
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
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
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
remedy
Use SIM3-3 to check the operation of the pre-
alignment motor (FFJM).
Replace the finisher control PWB.
alignment 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
remedy
Use SIM3-3 to check the operation of the after-
alignment motor (FRJM).
Replace the finisher control PWB.
alignment 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
remedy
Use SIM3-3 to check the operation of the fan motor
(FJFM).
Replace the finisher control PWB.
(FJFM).
Replace the finisher control PWB.
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 15
F1-22
Finisher rear edge assist motor
trouble
trouble
F1-23
Shutter trouble
F1-30
Communication trouble between the
finisher and the saddle
finisher and the saddle
F1-31
Finisher folding motor trouble
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
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
remedy
Use SIM3-3 to check the operation of the rear
edge assist motor.
Replace the finisher control PWB.
edge 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
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.
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
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.
connector and the harness between the finisher
and the saddle unit.
Check and
remedy
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
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
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
Finisher and punch unit communication error
Section
PCU
Case 1
Cause
Malfunction due to electrical noises
Check and
remedy
remedy
Cancel by turning OFF/ON the power.
Case 2
Cause
Connector/harness connection error or
disconnection between the finisher and the punch
unit
disconnection between the finisher and the punch
unit
Check and
remedy
remedy
Check the connector and the harness in the
communication line.
communication line.
Case 3
Cause
Finisher control PWB trouble
Check and
remedy
remedy
Replace the finisher control PWB.
Case 4
Cause
Control (PCU) PWB trouble
Check and
remedy
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
remedy
Use SIM3-3 to check the operation of the punch
shift motor (FPSM).
Replace the finisher punch unit (Replace the
punch control PWB.).
shift 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
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
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
remedy
Replace the punch control PWB.
MX-7000N SELF DIAG AND TROUBLE CODE 8 – 16
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
F1-61
Inserter EEPROM trouble
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
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
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
remedy
Use SIM3-3 to check the operation of the
alignment motor.
Replace the finisher control PWB.
alignment 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
remedy
Use SIM3-3 to check the operation of the rear
stitch motor.
Replace the finisher control PWB.
stitch 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
remedy
Use SIM3-3 to check the operation of the front
stitch motor.
Replace the finisher control PWB.
stitch 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
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.
incompatible with MX-5500N/6200N/7000N is
detected.
Check and
remedy
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
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
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
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
connector and the harness between the finisher
and the inserter. Finisher control PWB trouble,
inserter control PWB trouble
Check and
remedy
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.
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
remedy
Replace the finisher control PWB.
Replace the inserter control PWB.
Replace the inserter control PWB.
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