Sharp AR-M455N Service Manual page 224

MAIN SUB
F1 36 Content Console finisher punch timing sensor
trouble
Detail Sensor input value abnormality
Cause Sensor breakage
Harness disconnection
Console finisher control PWB trouble
Check and Use SIM3-2 to check the sensor
remedy operation.
37 Content Console finisher backup RAM trouble
Detail Backup RAM contents are disturbed.
Cause Console finisher control PWB trouble
Malfunction by noise
Check and Replace the console finisher control
remedy PWB.
38 Content Console finisher punch backup RAM
trouble
Detail Punch unit backup RAM contents are
disturbed.
Cause Punch control PWB trouble
Malfunction by noise
Check and Replace the punch control PWB.
remedy
39 Content Console finisher punch dust sensor
trouble
Detail Punch dust sensor detection trouble
Cause When the punch dust sensor is not
normally detected.
Check and Sensor breakage
remedy Harness disconnection
Punch control PWB trouble
40 Content Console finisher punch power
interruption trouble
Detail When power interruption of the punch
unit is detected
Cause Though 24V is supplied to the punch
unit, the punch unit detects power
interruption.
Check and Harness disconnection
remedy Punch control PWB trouble
80 Content Finisher power abnormality
Detail The 24V power is not supplied to the
finisher PWB.
Cause Improper connection or disconnection
of connector and harness
Finisher control PWB trouble
Power unit trouble
Check and Use SIM3-2 to check the sensor.
remedy
80 Content Mail-bin stacker power abnormality
Detail The 24V power is not supplied to the
Mail-bin stacker PWB.
Cause Improper connection or disconnection
of connector and harness
Mail-bin stacker control PWB trouble
Power unit trouble
Check and Use SIM3-20 to check the sensor
remedy operation.
81 Content Console finisher transport motor
abnormality
Detail Transport motor trouble
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and Use SIM3-3 to check the motor
remedy operation.
Details
AR-M355N/M455N TROUBLE CODES 11 - 7
MAIN SUB
F1 87 Content Finisher staple rotation motor trouble
Detail Front staple rotation motor trouble
Cause Motor lock
Drive abnormality
Defective connection or disconnection
between the PWB and the motor.
Home position sensor abnormality
Motor rpm abnormality
Overcurrent to the motor
Finisher control PWB trouble
Check and Use SIM3-3 to check the motor
remedy operation.
F2 00 Content Toner control sensor open/sensor
trouble
Detail Toner control sensor output open
Cause Connector harness trouble
Connector disconnection
Sensor trouble
Check and Check connection of the toner control
remedy sensor.
Check connection of connector and
harness to the main PWB.
Check for disconnection of harness.
Replace the sensor.
02 Content Toner supply abnormality
Detail Toner control sensor output value
becomes under-toner too earlier.
Cause Connector harness trouble
Toner concentration sensor trouble
Toner cartridge trouble
Check and Check connection of the connector in
remedy the toner motor section.
Check connection of connector and
harness to the main PWB.
Check for disconnection of harness.
Toner concentration sensor output
check SIM25-1.
Replace the toner cartridge.
04 Content Improper cartridge (life cycle error, etc.)
Detail An improper process cartridge is
inserted.
Cause IC chip trouble
Improper cartridge
Check and Insert a proper cartridge.
remedy
05 Content CRUM error
Detail Communication with IC chip cannot be
made.
Cause IC chip trouble
IC chip contact failure
Improper cartridge
Check and Insert a proper cartridge.
remedy Is the cartridge installed properly?
39 Content Process thermistor trouble
Detail Output value abnormality of the
temperature sensor of temperature/
humidity sensor
Cause Temperature/humidity sensor
abnormality
Temperature/humidity sensor harness
connection failure
PCU PWB trouble
Check and Check connection of the harness and
remedy the connector of the temperature/
humidity sensor.
Replace the temperature/humidity
sensor.
Check PCU PWB.
Details