Sharp AR-P350 / AR-P450 (serv.man8) Service Manual ▷ View online
AR-P350 TROUBLE CODES-2
2.Details of trouble codes
U2
12 Adjustment value check sum
error (Controller EEPROM)
Controller
90 PCU section EEPROM read/
write error
PCU
91 PCU section memory sum
check error
PCU
U7
00 PC/MODEM communication
error
Controller
PF
--
RIC copy inhibit command
reception
reception
Controller
CH
--
Door open (CH ON)
PCU
00 No developer cartridge
PCU
01 No toner cartridge
PCU
--
--
Auditor not ready
Controller
PC
--
Personal counter not installed
Controller
MAIN
SUB
C1
00
Content
MC trouble
Detail
Main charger output abnormality
(Output open)
Trouble signal is outputted from the high
voltage transformer.
(Output open)
Trouble signal is outputted from the high
voltage transformer.
Cause
The main charger is not installed properly.
The main charger is not assembled properly.
Disconnection of connector of high voltage
transformer.
High voltage harness disconnection or
breakage.
The main charger is not assembled properly.
Disconnection of connector of high voltage
transformer.
High voltage harness disconnection or
breakage.
Check and
remedy
remedy
Use the diag mode or DIAG to check the
main charger output.
Check for disconnection of the main charger.
Replace the high voltage unit.
main charger output.
Check for disconnection of the main charger.
Replace the high voltage unit.
E7
02
Content
Laser trouble
Detail
BD signal from LSU is kept OFF, or ON.
Cause
The connector of LSU or the harness in LSU
is disconnected or broken.
The polygon motor does not rotate normally.
The laser home position sensor in LSU is
shifted.
The proper voltage is not supplied to the
power line for laser.
Laser emitting diode trouble
PCU PWB trouble
Controller PWB trouble
is disconnected or broken.
The polygon motor does not rotate normally.
The laser home position sensor in LSU is
shifted.
The proper voltage is not supplied to the
power line for laser.
Laser emitting diode trouble
PCU PWB trouble
Controller PWB trouble
Check and
remedy
remedy
Check for disconnection of the LSU
connector.
Use DIAG (SIM 61-1) to check LSU
operation.
Check that the polygon motor rotates
normally or not.
Check light emission of laser emitting diode.
Replace the LSU unit.
Replace the PCU PWB.
Replace the Controller PWB.
connector.
Use DIAG (SIM 61-1) to check LSU
operation.
Check that the polygon motor rotates
normally or not.
Check light emission of laser emitting diode.
Replace the LSU unit.
Replace the PCU PWB.
Replace the Controller PWB.
Trouble
codes
Contents
Remark
Trouble
detection
E7
03
Content
HDD trouble
Detail
HDD does not operate properly in the
machine with HDD installed.
machine with HDD installed.
Cause
HDD is not installed properly to the Controller
PWB.
HDD does not operate properly in the
Controller PWB.
Controller PWB trouble
PWB.
HDD does not operate properly in the
Controller PWB.
Controller PWB trouble
Check and
remedy
remedy
Check installation of HDD to the Controller
PWB.
Check connection of the harness of HDD to
the Controller PWB.
Use DIAG (SIM 62-2, -3) to check read/write
of HDD.
Replace HDD.
Replace Controller PWB.
PWB.
Check connection of the harness of HDD to
the Controller PWB.
Use DIAG (SIM 62-2, -3) to check read/write
of HDD.
Replace HDD.
Replace Controller PWB.
06
Content
Decode error trouble
Detail
A decode error occurs during making of an
image.
image.
Cause
Data error during input from PCI to PM.
PM trouble
Data error during image compression/
transfer.
Controller PWB abnormality
PM trouble
Data error during image compression/
transfer.
Controller PWB abnormality
Check and
remedy
remedy
Check insertion of the PWB. (PCI bus)
If the error occurred in a FAX job, check
installation of the FAX PWB.
For the other cases, check the Controller
PWB.
Replace the Controller PWB.
If the error occurred in a FAX job, check
installation of the FAX PWB.
For the other cases, check the Controller
PWB.
Replace the Controller PWB.
50
Content
LSU connection trouble
Detail
An LSU which does not conform to the
machine is installed.
machine is installed.
Cause
PCU PWB trouble
LSU trouble
LSU trouble
Check and
remedy
remedy
Check LSU PWB. Check PCU PWB.
Check connection of the connector and the
harness between PCU and LSU.
Check connection of the connector and the
harness between PCU and LSU.
F1
00
Content
Finisher communication trouble
Detail
Communication cable test error after turning
on the power or exiting from DIAG.
Communication error with the finisher
on the power or exiting from DIAG.
Communication error with the finisher
Cause
Improper connection or disconnection of
connectors and harness between the
machine and the finisher.
Finisher control PWB trouble
Control PWB (PCU) trouble
Malfunction by noises
connectors and harness between the
machine and the finisher.
Finisher control PWB trouble
Control PWB (PCU) trouble
Malfunction by noises
Check and
remedy
remedy
Canceled by turning OFF/ON the power.
Check connectors and harness in the
communication line.
Replace the finisher control PWB or PCU
PWB.
Check connectors and harness in the
communication line.
Replace the finisher control PWB or PCU
PWB.
08
Content
Finisher staple shift motor trouble
Detail
Staple motor drive trouble
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check operations of
the staple motor.
the staple motor.
MAIN
SUB
AR-P350 TROUBLE CODES-3
F1
80
Content
Finisher power abnormality
Detail
The 24V power is not supplied to the finisher
PWB.
PWB.
Cause
Improper connection or disconnection of
connector and harness
Finisher control PWB trouble
Power unit trouble
connector and harness
Finisher control PWB trouble
Power unit trouble
Check and
remedy
remedy
Use DIAG (SIM3-2) to check the sensor.
87
Content
Finisher staple rotation motor trouble
Detail
Front staple rotation motor trouble
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
F1
00
Content
Mail box communication trouble
Detail
Communication cable test error after turning
on the power or exiting from DIAG.
Communication error with the mail box.
on the power or exiting from DIAG.
Communication error with the mail box.
Cause
Improper connection or disconnection of
connector and harness between the machine
and the mail box.
Mail box control PWB trouble
Control PWB (PCU) trouble
Malfunction by noises
connector and harness between the machine
and the mail box.
Mail box control PWB trouble
Control PWB (PCU) trouble
Malfunction by noises
Check and
remedy
remedy
Canceled by turning OFF/ON the power.
Check harness and connector in the
communication line.
Replace the mail box PWB or PCU PWB.
Check harness and connector in the
communication line.
Replace the mail box PWB or PCU PWB.
02
Content
Mail box transport motor abnormality
Detail
Transport motor trouble
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Mail box control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Mail box control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-21) to check the transport
motor operation.
motor operation.
12
Content
Mail box gate trouble
Detail
Gate operation abnormality
Cause
Gate lock
Mail box control PWB trouble
Mail box control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-21) to check the transport
gate operation.
gate operation.
80
Content
Finisher power abnormality
Detail
The 24V power is not supplied to the finisher
PWB.
PWB.
Cause
Improper connection or disconnection of
connector and harness
Finisher control PWB trouble
Power unit trouble
connector and harness
Finisher control PWB trouble
Power unit trouble
Check and
remedy
remedy
Use DIAG (SIM3-20) to check the sensor
operation.
operation.
MAIN
SUB
F1
03
Content
Console finisher paddle motor trouble
Detail
Paddle motor operation abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
06
Content
Console finisher slide motor trouble
Detail
Slide motor operation abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
10
Content
Console finisher stapler motor trouble
Detail
Stapler motor operation abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
11
Content
Console finisher bundle exit motor trouble
Detail
Bundle exit motor operation abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
15
Content
Console finisher lift motor trouble
Detail
Lift motor operation abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
19
Content
Console finisher front alignment motor
trouble
trouble
Detail
Front alignment motor operation abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
20
Content
Console finisher rear alignment motor trouble
Detail
Rear alignment motor operation abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
MAIN
SUB
AR-P350 TROUBLE CODES-4
F1
30
Content
Console finisher communication trouble
Detail
Communication cable test error after turning
on the power or exiting from DIAG.
Communication error with the console
finisher
on the power or exiting from DIAG.
Communication error with the console
finisher
Cause
Improper connection or disconnection of
connector and harness between the machine
and the console finisher.
Console finisher control PWB trouble
Control PWB (PCU) trouble
Malfunction by noises
connector and harness between the machine
and the console finisher.
Console finisher control PWB trouble
Control PWB (PCU) trouble
Malfunction by noises
Check and
remedy
remedy
Canceled by turning OFF/ON the power.
Check connectors and harness in the
communication line.
Replace the console finisher control PWB or
PCU PWB.
Check connectors and harness in the
communication line.
Replace the console finisher control PWB or
PCU PWB.
31
Content
Console finisher fold sensor trouble
Detail
Sensor input value abnormality
Cause
Sensor breakage
harness breakage
Console finisher control PWB trouble
harness breakage
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-2) to check the sensor
operation.
operation.
32
Content
Communication trouble between the console
finisher and the punch unit.
finisher and the punch unit.
Detail
Communication err between the console
finisher and the punch unit.
finisher and the punch unit.
Cause
Improper connection or disconnection of
connector and harness between the console
finisher and the punch unit.
Console finisher control PWB trouble
Control PWB (PCU) trouble
Malfunction by noise
connector and harness between the console
finisher and the punch unit.
Console finisher control PWB trouble
Control PWB (PCU) trouble
Malfunction by noise
Check and
remedy
remedy
Canceled by turning OFF/ON the power.
Check connectors and harness in the
communication line.
Replace the console finisher control PWB.
Check connectors and harness in the
communication line.
Replace the console finisher control PWB.
33
Content
Console finisher punch side registration
motor trouble
motor trouble
Detail
Punch side registration motor operation
abnormality
abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
34
Content
Console finisher punch motor trouble
Detail
Punch motor operation abnormality
Cause
Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
35
Content
Console finisher punch side registration
sensor trouble
sensor trouble
Detail
Sensor input value abnormality
Cause
Sensor breakage
Harness disconnection
Console finisher control PWB trouble
Harness disconnection
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-2) to check the sensor
operation.
operation.
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
Harness disconnection
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-2) to check the sensor
operation.
operation.
37
Content
Console finisher backup RAM trouble
Detail
Backup RAM contents are disturbed.
Cause
Console finisher control PWB trouble
Malfunction by noise
Malfunction by noise
Check and
remedy
remedy
Replace the console finisher control PWB.
38
Content
Console finisher punch backup RAM trouble
Detail
Punch unit backup RAM contents are
disturbed.
disturbed.
Cause
Punch control PWB trouble
Malfunction by noise
Malfunction by noise
Check and
remedy
remedy
Replace the punch control PWB.
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
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
remedy
Use DIAG (SIM3-3) to check the motor
operation.
operation.
F2
00
Content
Toner control sensor abnormality
Detail
Toner control sensor output open
Cause
Connector harness trouble
Connector disconnection
Connector disconnection
Check and
remedy
remedy
Check connection of the toner control sensor.
Check connection of connector and harness
to the main PWB.
Check for disconnection of harness.
Check connection of connector and harness
to the main PWB.
Check for disconnection of harness.
02
Content
Toner supply abnormality
Detail
Toner control sensor output value becomes
under-toner too earlier.
under-toner too earlier.
Cause
Connector harness trouble
Toner control sensor trouble
Toner control sensor trouble
Check and
remedy
remedy
Check connection of the connector in the
toner motor section.
Check connection of connector and harness
to the main PWB.
Check for disconnection of harness.
Toner control sensor output check DIAG
(SIM25-1)
toner motor section.
Check connection of connector and harness
to the main PWB.
Check for disconnection of harness.
Toner control sensor output check DIAG
(SIM25-1)
04
Content
Improper cartridge (life cycle error, etc.)
Detail
An improper process cartridge is inserted.
Cause
IC chip trouble
Improper cartridge
Improper cartridge
Check and
remedy
remedy
Insert a proper cartridge.
05
Content
CRUM error
Detail
Communication with IC chip cannot be
made.
made.
Cause
IC chip trouble
Improper cartridge
Improper cartridge
Check and
remedy
remedy
Insert a proper cartridge.
MAIN
SUB
AR-P350 TROUBLE CODES-5
F2
39
Content
Process thermistor trouble
Detail
Process thermistor open
Cause
Process thermistor trouble
Process thermistor harness disconnection
PCU PWB trouble
Process thermistor harness disconnection
PCU PWB trouble
Check and
remedy
remedy
Check connection of harness and connector
of the process thermistor.
Check PCU PWB.
of the process thermistor.
Check PCU PWB.
F3
12
Content
Machine no. 1 tray lift-up trouble
Detail
PED does not turn ON in the specified time.
LUD does not turn ON in the specified time.
LUD does not turn ON in the specified time.
Cause
PED/LUD trouble
No. 1 tray lift-up trouble
Check connection of harness between the
PCVU PWB, lift-up unit, and paper feed unit.
No. 1 tray lift-up trouble
Check connection of harness between the
PCVU PWB, lift-up unit, and paper feed unit.
Check and
remedy
remedy
Check PED, LUD, and their harness and
connectors.
Check the lift-up unit.
connectors.
Check the lift-up unit.
22
Content
Machine No. 2 tray lift-up trouble
Detail
MCPED does not turn ON in the specified
time.
MCLUD does not turn ON in the specified
time.
time.
MCLUD does not turn ON in the specified
time.
Cause
MCPED/MCLUD trouble
No. 2 tray lift-up motor trouble
Harness disconnection f the PCU PWB, the
lift-up unit, and the paper feed unit.
No. 2 tray lift-up motor trouble
Harness disconnection f the PCU PWB, the
lift-up unit, and the paper feed unit.
Check and
remedy
remedy
Check MCPED, PCLUD, and their harness
and connectors.
Check the lift-up unit.
and connectors.
Check the lift-up unit.
H2
00···
HL1
(RT
H1)
H1)
01···
HL2
(RT
H2)
H2)
Content
thermistor open
Fusing unit not installed
Fusing unit not installed
Detail
Thermistor is open.
(An input voltage of 2.92V or above is
detected.)
Fusing unit not installed
(An input voltage of 2.92V or above is
detected.)
Fusing unit not installed
Cause
Thermistor trouble
Control PWB trouble
Fusing section connector disconnection
AC power trouble
Fusing unit not installed
Control PWB trouble
Fusing section connector disconnection
AC power trouble
Fusing unit not installed
Check and
remedy
remedy
Check harnesses and connectors from the
thermistor to the control PWB.
Use DIAG (SIM14) to clear the self diag
display.
thermistor to the control PWB.
Use DIAG (SIM14) to clear the self diag
display.
H3
00···
1HL1
(RT
H1)
H1)
01···
HL2
(RT
H2)
H2)
Content
Fusing section high temperature trouble
Detail
The fusing temperature exceeds 242°C.
(An input voltage of 0.27V or above is
detected.)
(An input voltage of 0.27V or above is
detected.)
Cause
thermistor trouble
Control PWB trouble
Fusing section connector disconnection
AC power trouble
Control PWB trouble
Fusing section connector disconnection
AC power trouble
Check and
remedy
remedy
Use DIAG (SIM5-2) to check the heater lamp
Blinking operation.
Blinking operation.
If the heater lamp blinks normally:
Check the thermistor and its harness.
Check the thermistor input circuit in the
control PWB.
Check the thermistor and its harness.
Check the thermistor input circuit in the
control PWB.
If the heater lamp keep lighting:
Check the AC PWB and the lamp control
circuit in the control PWB.
Use DIAG (SIM14) to cancel the trouble
circuit in the control PWB.
Use DIAG (SIM14) to cancel the trouble
MAIN
SUB
H4
00···
1HL1
(RT
H1)
H1)
01···
HL2
(RT
H2)
H2)
Content
Fusing section low temperature trouble
Detail
•The set temperature is not reached within
the specified time (normally 3 min) when
warming up or resetting from pre-heating.
•Under the ready state.
(An input voltage of 1.21V or below is
detected 5 times continuously.)
Cause
thermistor trouble
Heater lamp trouble
Control PWB trouble
Thermostat trouble
AC power trouble
Interlock switch trouble
Heater lamp trouble
Control PWB trouble
Thermostat trouble
AC power trouble
Interlock switch trouble
Check and
remedy
remedy
Use DIAG (SIM5-2) to check the heater lamp
Blinking operation.
Blinking operation.
If the heater lamp blinks normally:
Check the thermistor and its harness.
Check the thermistor input circuit in the
control PWB.
Check the thermistor and its harness.
Check the thermistor input circuit in the
control PWB.
If the heater lamp does not light:
Check for heater lamp disconnection and
thermostat disconnection.
Check the interlock switch.
Check the AC PWB and the lamp control
circuit in the control PWB.
Use DIAG (SIM14) to cancel the trouble.
thermostat disconnection.
Check the interlock switch.
Check the AC PWB and the lamp control
circuit in the control PWB.
Use DIAG (SIM14) to cancel the trouble.
H5
01
Content
5-time continuous POD1 not-reaching jam
detection
detection
Detail
5-time continuous POD1 not-reaching jam
detection
detection
Cause
A fusing section jam is not properly removed.
(Jam paper remains.)
POD1 sensor trouble, or harness
disconnection
Improper installation of fusing unit
(Jam paper remains.)
POD1 sensor trouble, or harness
disconnection
Improper installation of fusing unit
Check and
remedy
remedy
Check jam paper in the fusing section.
(winding, etc.)
Check POD1 sensor harness, and check
installation the fusing unit.
Use DIAG (SIM14) to cancel the trouble.
(winding, etc.)
Check POD1 sensor harness, and check
installation the fusing unit.
Use DIAG (SIM14) to cancel the trouble.
L4
01
Content
Main motor lock detection
Detail
The motor lock signal is detected for 1.5sec
during rotation of the main motor.
during rotation of the main motor.
Cause
main motor trouble
Check connection of harness between the
PCU PWB and the main motor.
Control circuit trouble
Check connection of harness between the
PCU PWB and the main motor.
Control circuit trouble
Check and
remedy
remedy
Use DIAG (SIM25-1) to check the main
motor operation.
Check harness and connector between the
PCU PWB and the main motor.
motor operation.
Check harness and connector between the
PCU PWB and the main motor.
02
Content
Drum motor lock detection
Detail
The motor lock signal is detected for 1.5sec
during rotation of the drum motor.
during rotation of the drum motor.
Cause
Drum motor trouble
Improper connection of harness between the
PCU PWB and the drum motor.
Control circuit trouble
Improper connection of harness between the
PCU PWB and the drum motor.
Control circuit trouble
Check and
remedy
remedy
Use DIAG (SIM25-1) to check the drum
motor operation.
Check harness and connector between the
PCU PWB and the drum motor.
motor operation.
Check harness and connector between the
PCU PWB and the drum motor.
MAIN
SUB
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