[11]TROUBLE CODES
1.Trouble codes list
Trouble
codes
Contents Remark Trouble
detection
C1 00 MC trouble PCU
E6 10 CIS shading trouble
(Black correction)
When the
scanner is
installed
SCANNER
11CIS shading trouble
(White correction)
When the
scanner is
installed
SCANNER
14CIS-ASIC communication
trouble
When the
scanner is
installed
SCANNER
E7 02 Laser trouble PCU
03HDD trouble With HDD
installed
Controller
06Decode error trouble Controller
10Shading trouble
(Black correction)
When the
scanner is
installed
SCANNER
11Shading trouble
(White correction)
When the
scanner is
installed
SCANNER
14CCD-ASIC communication
trouble
When the
scanner is
installed
SCANNER
50LSU connection trouble PCU
80SCANNER PWB
communication trouble
When the
scanner is
installed
ICU
90PCU communication trouble When the
scanner is
installed
ICU
F1 00 Finisher communication trouble With Finisher
installed
PCU
08Finisher staple shift motor
trouble
With Finisher
installed
PCU
10Finisher stapler motor trouble With Finisher
installed
PCU
11Finisher bundle exit motor
trouble
With Finisher
installed
PCU
15Finisher lift motor trouble With Finisher
installed
PCU
19Finisher alignment motor
trouble FRONT
With Finisher
installed
PCU
20Finisher alignment motor
trouble
With Finisher
installed
PCU
80Finisher 24V power supply
trouble
With Finisher
installed
PCU
87Finisher staple rotation motor
trouble
With Finisher
installed
F1 00 Mail bin stacker communication
trouble
With Mail bin
stacker installed
PCU
02mail bin stacker main drive
motor trouble
With Mail bin
stacker installed
PCU
12Mail bin stacker gate trouble With Mail bin
stacker installed
PCU
80Mail bin stacker 24V power
supply trouble
With Mail bin
stacker installed
PCU
F1 03 Console finisher paddle motor
trouble
With Console
Finisher
installed
PCU
06Console finisher slide motor
trouble
With Console
Finisher
installed
PCU
10Console finisher stapler motor
trouble
With Console
Finisher
installed
PCU
11Console finisher bundle exit
motor trouble
With Console
Finisher
installed
PCU
15Console finisher lift motor
trouble
With Console
Finisher
installed
PCU
19Console finisher alignment
motor trouble FRONT
With Console
Finisher
installed
PCU
20Console finisher alignment
motor trouble
With Console
Finisher
installed
PCU
30Console finisher
communication trouble
With Console
Finisher
installed
PCU
31Console finisher fold sensor
trouble
With Console
Finisher
installed
PCU
32Console finisher punch unit
communication trouble
With Console
Finisher
installed
PCU
33Console finisher punch side
register motor trouble
With Console
Finisher
installed
PCU
34Console finisher punch motor
trouble
With Console
Finisher
installed
PCU
35Console finisher punch side
register sensor trouble
With Console
Finisher
installed
PCU
36Console finisher punch timing
sensor trouble
With Console
Finisher
installed
PCU
37Console finisher backup RAM
trouble
With Console
Finisher
installed
PCU
38Console finisher punch backup
RAM trouble
With Console
Finisher
installed
PCU
81Console finisher transport
motor trouble
With Console
Finisher
installed
PCU
F2 00 Toner concentration sensor
open
PCU
02Toner supply abnormality PCU
04Improper cartridge
(Destination error, life cycle
error)
PCU
05CRUM error PCU
39Process thermistor breakdown PCU
F3 12 Tray 1 lift-p trouble PCU
22Tray 2 lift-up trouble
(Multi-purpose tray)
Multi-purpose
tray
PCU
Trouble
codes
Contents Remark Trouble
Detection
2.Details of trouble codes
F6 00 FAX board communication
trouble
When the Fax
board is
installed
ICU
01FAX expansion Flash Rom
abnormality
When the Fax
board is
installed
ICU
04FAX MODEM operation
abnormality
When the Fax
board is
installed
FAX
F7 01 FAX board EEPROM
read/write error
When the Fax
board is
installed
FAX
H2 00 Thermistor open (HL1) PCU
01Thermistor open (HL2) PCU
H3 00 Heat roller high temperature
detection (HL1)
PCU
01Heat roller high temperature
detection (HL2)
PCU
H4 00 Heat roller low temperature
detection (HL1)
PCU
01Heat roller low temperature
detection (HL2)
PCU
H5 01 5-time continuous POD1
not-reaching JAM detection
PCU
L1 00 Scanner feed trouble When the
scanner is
installed
SCANNER
L3 00 Scanner return trouble When the
scanner is
installed
SCANNER
L4 01 main motor lock detection PCU
02Drum motor lock detection PCU
L6 10 Polygon motor lock detection PCU
L8 01 No full-wave signal PCU
02Full-wave signal width
abnormality
PCU
U6 00 Desk/LCC communication
trouble
With Paper feed
desk installed
PCU
01Desk/LCC1CS lift-up trouble
(Multi-purpose tray)
With Paper feed
desk installed
PCU
02Desk2 CS lift-up trouble/LCC1
lift-up trouble
With Paper feed
desk installed
PCU
03Desk3 CS lift-up trouble/LCC2
lift-up trouble
With Paper feed
desk installed
PCU
10Desk/LCC transport motor
trouble
With Paper feed
desk installed
PCU
EE EL Auto developer adjustment
trouble (Over-toner)
Only during
DIAG
PCU
EU Auto developer adjustment
trouble (Under-toner)
Only during
DIAG
PCU
F9 02 Centro port check error Controller
03NIC port check error Controller
U1 01 FAX Battery abnormality With FAX board
installed
Controller
02RTC read abnormality
(common with FAX,
on ICU PWB)
When the Fax
board is
installed
ICU
Trouble
codes
Contents Remark Trouble
detection
U2 00 EEPROM read/write error
(Controller)
Controller
11Counter check sum error
(Controller EEPROM)
Controller
12Adjustment value check sum
error (Controller EEPROM)
Controller
80Scanner section EEPROM
read/write error
When the
scanner is
installed
SCANNER
81Scanner section memory sum
check error
When the
scanner is
installed
SCANNER
90PCU section EEPROM read/
write error
PCU
91PCU section memory sum
check error
PCU
U7 00 PC/MODEM communication
error
Controller
PF -- RIC copy inhibit command
reception
Controller
CH -- Door open (CH ON) PCU
00No developer cartridge PCU
01No 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.
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.
Check and
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.
E6 10 Content CIS shading trouble (Black correction)
Details The CIS black scan level is abnormal when
the lamp is off.
Cause Abnormal harness installation to CIS unit
CIS unit abnormality
Scanner PWB abnormality
Check &
Remedy
Check CIS unit harness.
Check CIS unit.
Check scanner PWB.
Trouble
codes
Contents Remark Trouble
Detection
E6 11 Content CSI shading trouble (White correction)
Details The CIS white reference plate scan level is
abnormal when the lamp is on.
Cause Abnormal harness installation to CIS unit
Dirt on the white reference plate.
CIS lighting error
CIS unit installation trouble
CIS unit abnormality
Scanner PWB abnormality
Check &
Remedy
Clean the white reference plate.
Check CIS light quantity (SIM 5-3) and
lighting.
Check CIS unit harness.
Check scanner PWB.
14Content CIS communication trouble
Details Communication trouble (clock sync) between
scanner PWB and CIS-ASIC
Cause Abnormal harness installation to CIS unit
CIS unit abnormality
Scanner PWB abnormality
Check &
Remedy
Check CIS unit harness.
Check CIS unit.
Check scanner PWB.
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
Check and
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.
03Content HDD trouble
Detail HDD does not operate properly in the
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
Check and
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.
MAIN SUB
E7 06 Content Decode error trouble
Detail A decode error occurs during making of an
image.
Cause Data error during input from PCI to PM.
PM trouble
Data error during image compression/
transfer.
Controller PWB abnormality
Check and
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.
10Content Shading trouble (Black correction)
Details CCD black scan level abnormality when the
copy lamp is off.
Cause Abnormal installation of flat cable to CCD
unit.
CCD unit abnormality
Scanner PWB abnormality
Check &
Remedy
Check installation of CCD unit flat cable.
Check CCD unit.
Check scanner PWB.
11Content Shading trouble (White correction)
Details CCD white reference plate scan level
abnormality when the copy lamp is ON.
Cause Abnormal installation of flat cable to CCD
unit.
Dirt on mirror, lens, white reference plate
Copy lamp lighting abnormality
Abnormal installation of CCD unit
CCD unit abnormality
Scanner PWB abnormality
Check &
Remedy
Clean mirror, lens, and white reference plate.
Check copy lamp light quantity (SIM 5-3) and
lighting.
Check CCD unit.
Check scanner PWB.
14Content CCD communication trouble
Details Communication trouble (clock sync) between
scanner PWB and CCD-ASIC
Cause Abnormal installation of harness to CCD unit
CCD unit abnormality
Scanner PWB abnormality
Check &
Remedy
Check CCD unit harness.
Check CCD unit.
Check scanner PWB.
50Content LSU connection trouble
Detail An LSU which does not conform to the
machine is installed.
Cause PCU PWB trouble
LSU trouble
Check and
remedy
Check LSU PWB. Check PCU PWB.
Check connection of the connector and the
harness between PCU and LSU.
MAIN SUB
E7 80 Content Communication trouble (ICU detection)
between ICU and scanner
Details Communication establishment error/Fleming/
Parity/Protocol error
Cause Defective connection of slave unit PWB
connector
Defective harness between slave unit PWB
and ICU PWB
Slave unit PWB mother board connector pin
breakage
Check &
Remedy
Check connector and harness of slave unit
PWB and ICU PWB.
Check grounding of machine.
90Content PCU communication trouble
Details
Cause
Check &
Remedy
F1 00 Content Finisher (AR-FN6) communication trouble
Detail Communication cable test error after turning
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
Check and
remedy
Canceled by turning OFF/ON the power.
Check connectors and harness in the
communication line.
Replace the finisher control PWB or PCU
PWB.
08Content Finisher (AR-FN6) staple shift motor trouble
Detail Staple motor drive trouble
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check operations of
the staple motor.
10Content Finisher (AR-FN6) stapler motor trouble
Detail Stapler motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
11Content Finisher (AR-FN6) 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
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
15Content Finisher (AR-FN6) lift motor trouble
Detail Lift motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
MAIN SUB
F1 19 Content Finisher (AR-FN6) front alignment motor
trouble
Detail Front alignment motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
20Content Finisher (AR-FN6) 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
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
80Content Finisher (AR-FN6) 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
remedy
Use DIAG (SIM3-2) to check the sensor.
87Content Finisher (AR-FN6) staple rotation motor
trouble
Detail Front staple rotation motor trouble
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
F1 00 Content Mail-bin stacker (AR-MS1)
communication trouble
Detail Communication cable test error after turning
on the power or exiting from DIAG.
Communication error with the Mail-bin
stacker.
Cause Improper connection or disconnection of
connector and harness between the machine
and the Mail-bin stacker.
Mail-bin stacker control PWB trouble
Control PWB (PCU) trouble
Malfunction by noises
Check and
remedy
Canceled by turning OFF/ON the power.
Check harness and connector in the
communication line.
Replace the Mail-bin stacker PWB or PCU
PWB.
02Content Mail-bin stacker (AR-MS1)
transport motor abnormality
Detail Transport motor trouble
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Mail-bin stacker control PWB trouble
Check and
remedy
Use DIAG (SIM3-21) to check the transport
motor operation.
MAIN SUB
F1 12 Content Mail-bin stacker (AR-MS1) gate trouble
Detail Gate operation abnormality
Cause Gate lock
Mail-bin stacker control PWB trouble
Check and
remedy
Use DIAG (SIM3-21) to check the transport
gate operation.
80Content Mail-bin stacker (AR-MS1)
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 (AR-DC1) trouble
Check and
remedy
Use DIAG (SIM3-20) to check the sensor
operation.
F1 03 Content Console finisher (AR-FN7)
paddle motor trouble
Detail Paddle motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
06Content Console finisher (AR-FN7)
slide motor trouble
Detail Slide motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
10Content Console finisher (AR-FN7)
stapler motor trouble
Detail Stapler motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
11Content Console finisher (AR-FN7)
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
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
15Content Console finisher (AR-FN7) lift motor trouble
Detail Lift motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
MAIN SUB
F1 19 Content Console finisher (AR-FN7)
front alignment motor trouble
Detail Front alignment motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
20Content Console finisher (AR-FN7)
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
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
30Content Console finisher (AR-FN7)
communication trouble
Detail Communication cable test error after turning
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
Check and
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.
31Content Console finisher (AR-FN7)
fold sensor trouble
Detail Sensor input value abnormality
Cause Sensor breakage
harness breakage
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-2) to check the sensor
operation.
32Content Communication trouble between the console
finisher (AR-FN7)
and the punch unit (AR-PN1).
Detail Communication err between the console
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
Check and
remedy
Canceled by turning OFF/ON the power.
Check connectors and harness in the
communication line.
Replace the console finisher control PWB.
MAIN SUB
F1 33 Content Console finisher (AR-FN7)
punch (AR-PN1) side registration motor
trouble
Detail Punch side registration motor operation
abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
34Content Console finisher (AR-FN7)
punch (AR-PN1) motor trouble
Detail Punch motor operation abnormality
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-3) to check the motor
operation.
35Content Console finisher (AR-FN7)
punch (AR-PN1) side registration sensor
trouble
Detail Sensor input value abnormality
Cause Sensor breakage
Harness disconnection
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-2) to check the sensor
operation.
36Content Console finisher (AR-FN7)
punch (AR-PN1) timing sensor trouble
Detail Sensor input value abnormality
Cause Sensor breakage
Harness disconnection
Console finisher control PWB trouble
Check and
remedy
Use DIAG (SIM3-2) to check the sensor
operation.
37Content Console finisher (AR-FN7)
backup RAM trouble
Detail Backup RAM contents are disturbed.
Cause Console finisher control PWB trouble
Malfunction by noise
Check and
remedy
Replace the console finisher control PWB.
38Content Console finisher (AR-FN7)
punch (AR-PN1) backup RAM trouble
Detail Punch unit backup RAM contents are
disturbed.
Cause Punch control PWB trouble
Malfunction by noise
Check and
remedy
Replace the punch control PWB.
81Content 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
remedy
Use DIAG (SIM3-3) to check the motor
operation.
MAIN SUB
F2 00 Content Toner control sensor abnormality
Detail Toner control sensor output open
Cause Connector harness trouble
Connector disconnection
Check and
remedy
Check connection of the toner control sensor.
Check connection of connector and harness
to the main PWB.
Check for disconnection of harness.
02Content Toner supply abnormality
Detail Toner control sensor output value becomes
under-toner too earlier.
Cause Connector harness trouble
Toner control sensor trouble
The toner cartridge seal is not removed
Check and
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)
Remove the toner cartridge seal.
04Content Improper cartridge (life cycle error, etc.)
Detail An improper process cartridge is inserted.
Cause IC chip trouble
Improper cartridge
Check and
remedy
Insert a proper cartridge.
05Content CRUM error
Detail Communication with IC chip cannot be
made.
Cause IC chip trouble
Improper cartridge
Check and
remedy
Insert a proper cartridge.
39Content Process thermistor trouble
Detail Process thermistor open
Cause Process thermistor trouble
Process thermistor harness disconnection
PCU PWB trouble
Check and
remedy
Check connection of harness and connector
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.
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.
Check and
remedy
Check PED, LUD, and their harness and
connectors.
Check the lift-up unit.
22Content Multi purpose tray lift-up trouble
Detail MCPED does not turn ON in the specified
time.
MCLUD does not turn ON in the specified
time.
Cause MCPED/MCLUD trouble
Multi purpose tray lift-up motor trouble
Harness disconnection f the PCU PWB, the
lift-up unit, and the paper feed unit.
Check and
remedy
Check MCPED, PCLUD, and their harness
and connectors.
Check the lift-up unit.
MAIN SUB
F6 00 Content Communication trouble (ICU detection)
between ICU and FAX
Details Communication establishment error/Fleming/
Parity/Protocol error
Cause Slave unit PWB connector disconnection
Harness abnormality between slave unit
PWB and ICU PWB.
Slave unit PWB mother board connector pin
breakage
Slave unit ROM abnormality/No ROM/
Reverse insertion of ROM/ROM pin
breakable
Check &
Remedy
Check connector harness between slave unit
PWB and ICU PWB.
Check grounding of machine.
Check slave unit PWB ROM.
01Content FAX expansion flash memory abnormality
(ICU detection)
Details Expansion flash memory with SRAM backup
data is installed.
Cause SRAM backup data is detected in expansion
flash memory.
Expansion flash memory in which SRAM
data are backed up with SIM 66-19 is
installed.
Check &
Remedy
Restore backup data to SRAM with SIM 66-
20,and clear expansion flash memory with
SIM 66-10. If data are unnecessary,
clear expansion flash memory with SIM 66-
10.
04Content FAX modem operation abnormality
Details FAX PWB modem chip operation
abnormality
Cause The boot test pin in the FAX PWB is shorted
and normal operation is tried.
Modem chip operation abnormality in FAX
PWB
Check &
Remedy
Turn on the power again without shorting the
boot test pin in the FAX PWB.
Replace FAX PWB.
F7 01 Content FAX board EEPROM read/write error
Details EEPROM access error (read/write)
Cause EEPROM trouble
FAX PWB EEPROM access circuit trouble
Check &
Remedy
Replace FAX PWB.
H2 00···
HL1
(RT
H1)
01···
HL2
(RT
H2)
Content thermistor open
Fusing unit not installed
Detail Thermistor is open.
(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
Check and
remedy
Check harnesses and connectors from the
thermistor to the control PWB.
Use DIAG (SIM14) to clear the self diag
display.
MAIN SUB
H3 00···
HL1
(RT
H1)
01···
HL2
(RT
H2)
Content Fusing section high temperature trouble
Detail The fusing temperature exceeds 242°C.
(An input voltage of 0.27V or above is
detected.)
Cause thermistor trouble
Control PWB trouble
Fusing section connector disconnection
AC power trouble
Check and
remedy
Use DIAG (SIM5-2) to check the heater lamp
Blinking operation.
If the heater lamp blinks normally:
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
H4 00···
HL1
(RT
H1)
01···
HL2
(RT
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
Check and
remedy
Use DIAG (SIM5-2) to check the heater lamp
Blinking operation.
If the heater lamp blinks normally:
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.
H5 01 Content 5-time continuous POD1 not-reaching jam
detection
Detail 5-time continuous POD1 not-reaching jam
detection
Cause A fusing section jam is not properly removed.
(Jam paper remains.)
POD1 sensor trouble, or harness
disconnection
Improper installation of fusing unit
Check and
remedy
Check jam paper in the fusing section.
(winding, etc.)
Check POD1 sensor harness, and check the
fusing unit installation.
Use DIAG (SIM14) to cancel the trouble.
L1 00 Content Scanner feed trouble
Details Scanner feed is not completed within the
specified time.
Cause Scanner unit abnormality
Scanner wire disconnection
Check &
Remedy
Check scanning with SIM 1-1.
MAIN SUB
L3 00 Content Scanner return trouble
Details Scanner return is not completed within the
specified time.
Cause Scanner unit abnormality
Scanner wire disconnection
Check &
Remedy
Check scanning with SIM 1-1.
L4 01 Content Main motor lock detection
Detail The motor lock signal is detected for 1.5sec
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 and
remedy
Use DIAG (SIM25-1) to check the main
motor operation.
Check harness and connector between the
PCU PWB and the main motor.
02Content Drum motor lock detection
Detail The motor lock signal is detected for 1.5sec
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
Check and
remedy
Use DIAG (SIM25-1) to check the drum
motor operation.
Check harness and connector between the
PCU PWB and the drum motor.
L6 10 Content Polygon motor lock detection
Detail It is judged that the polygon motor lock signal
is not outputted.
Lock signal is checked in the interval of
10sec after starting the polygon motor, and it
is judged that the polygon motor does not
rotate normally.
Cause The LSU connector or harness in the LSU is
disconnected or broken.
Polygon motor trouble
Check and
remedy
Use DIAG (SIM61-1) to check the polygon
motor operation.
Check connector and harness connection.
Replace LSU.
L8 01 Content No fullwave signal
Detail Full wave signal is not detected.
Cause The PCU PWB connector or the power unit
harness is disconnected or broken.
PCU PWB trouble
Power unit trouble
Check and
remedy
Check connection of the harness and
connector.
Replace PCU PWB.
Replace the power unit.
02Content Full wave signal width abnormality
Detail It is judged as full wave signal frequency
abnormality.
(When the detection cycle is judged as 69Hz
or above or 42.5Hz or below)
Cause The connector or harness of the PCU PWB
and the power PWB is disconnected.
PCU PWB trouble
Power unit trouble
Check and
remedy
Check connection of the harness and
connector.
Replace the PCU PWB.
Replace the power unit.
MAIN SUB
U6 00 Content Desk/LCC communication trouble
Detail Desk/LCC communication error
Communication cable test error after turning
on the power or exiting DIAG.
Cause Improper connection or disconnection of
connector and harness
Desk control PWB trouble
Control PWB (PCU) trouble
Noise or interference
Check and
remedy
Canceled by turning OFF/ON the power.
Check connection of the harness and
connector in the communication line.
01Content Desk/LCC No. 1 tray lift-up trouble
Detail Desk/LCC No. 1 tray lift-up trouble
Cause Sensor trouble
Desk control PWB trouble
Gear breakage
Lift-up motor trouble
Check and
remedy
Use DIAG (SIM4-2) to check the lift-up
sensor detection.
Use DIAG (SIM4-3) to check the lift-up motor
operation.
02Content Desk No. 2 tray/LCC1 lift-up trouble
Detail Desk No. 2 tray/LCC lift-up trouble
Cause Sensor trouble
Desk control PWB trouble
Gear breakage
Lift-up motor trouble
Check and
remedy
Use DIAG (SIM4-2) to check the lift-up
sensor detection.
Use DIAG (SIM4-3) to check the lift-up motor
operation.
03Content Desk No. 3 tray/LCC2 lift-up trouble
Detail Desk no. 3 tray lift-up trouble
Cause Sensor trouble
Desk control PWB trouble
Gear breakage
Lift-up motor trouble
Check and
remedy
Use DIAG (SIM4-2) to check the lift-up
sensor detection.
Use DIAG (SIM4-3) to check the lift-up motor
operation.
10Content Desk/LCC transport motor trouble
Detail Desk/LCC transport motor operation trouble
Cause Motor lock
Motor rpm abnormality
Overcurrent to the motor
Desk control PWB trouble
Check and
remedy
Use DIAG (SIM4-3) to check the transport
motor operation.
MAIN SUB
EE EL Content Auto developer adjustment trouble
(Over-toner)
Detail The sample data is at 68 or below when auto
developer adjustment is performed.
Cause Toner concentration sensor trouble
Charging voltage, developing voltage
abnormality
Insufficient toner concentration
Developing unit trouble
PCU PWB trouble
Check and
remedy
Use DIAG (SIM25-2) to perform auto
developer adjustment.
EU Content Auto developer adjustment trouble
(Under-toner)
Detail The sample data is of 168 or above when
auto developer adjustment is performed.
Cause Insufficient toner concentration
Charging voltage, developing voltage
abnormality
Insufficient toner concentration
Developing unit trouble
PCU PWB trouble
Check and
remedy
Use DIAG (SIM25-2) to perform auto
developer adjustment.
F9 02 Content PRT Centro port check error
Detail Controller Centro port trouble
Cause Centro port trouble
Controller PWB trouble
Check and
remedy
Replace the Controller PWB.
03Content NIC port check error
Detail NIC port check error
Cause NIC port trouble
NIC PWB trouble
Controller PWB trouble
Check and
remedy
Replace the NIC PWB.
Replace the Controller PWB.
U1 01 Content FAX Battery abnormality
Detail Backup SRAM battery voltage fall
Cause Battery life
Battery circuit abnormality
Check and
remedy
Check that the battery voltage is about 2.5V
or above.
Check the battery circuit.
02Content RTC read abnormality
(common with FAX, on ICU PWB)
Details The value read from RTC on ICU PWB is
[EE]h (abnormal).
Cause RTC circuit abnormality
Battery voltage fall
Battery circuit abnormality
Check &
Remedy
Set the time again with key operation, and
check that time advances properly.
Check RTC circuit.
Check that battery voltage is about 2.5V or
above.
Check battery circuit.
MAIN SUB
U2 00 Content EEPROM read/write error (Controller)
Detail EEPROM write error
Cause EEPROM trouble
EEPROM is not initialized.
Controller PWB EEPROM access circuit
trouble
Check and
remedy
Check that EEPROM is properly inserted.
Save the counter/adjustment values with the
DIAG simulation.
Use DIAG (SIM16) to cancel U2 trouble.
Replace the Controller PWB.
11Content Counter check sum error (Controller)
Detail Counter data area check sum error
Cause EEPROM trouble
Control circuit trouble by noise
Controller PWB EEPROM access circuit
trouble
Check and
remedy
Check that EEPROM is properly inserted.
Save the counter/adjustment values with the
DIAG simulation.
Use DIAG (SIM16) to cancel U2 trouble.
Replace the Controller PWB.
12Content Adjustment value check sum error
(Controller)
Detail Adjustment data area check sum error
Cause EEPROM trouble
Control circuit trouble by noise
Controller PWB EEPROM access circuit
trouble
Check and
remedy
Check that EEPROM is properly inserted.
Save the counter/adjustment values with the
DIAG simulation.
Use DIAG (SIM16) to cancel U2 trouble.
Replace the Controller PWB.
80Content EEPROM read/write error (Scanner)
Details Scanner EEPROM write error
Cause EEPROM abnormality
EEPROM which is not initialized is installed.
Hang of control circuit due to noises
Scanner PWB EEPROM access circuit
abnormality
Check &
Remedy
Check that EEPROM is set properly.
Record counter/adjustment values with the
simulation to protect the data from being
deleted.
Cancel U2 trouble with SIM 16.
Replace scanner PWB.
81Content Memory check sum error (Scanner)
Details Scanner memory check sum error
Cause EEPROM trouble
Control circuit freeze by noises
Scanner PWB EEPROM access circuit
trouble
Check &
Remedy
Check that EEPROM is set properly.
Record counter/adjustment values with the
simulation to protect the data from being
deleted.
Cancel U2 trouble with SIM 16.
Replace scanner PWB.
MAIN SUB
3.Network communication error
•Error code table
U2 90 Content EEPROM read/write error (PCU)
Detail PCU EEPROM write error
Cause EEPROM trouble
EEPROM is not initialized.
Hang of control circuit due to noises
PCU PWB EEPROM access circuit trouble
Check and
remedy
Check that EEPROM is properly inserted.
Save the counter/adjustment values with the
DIAG simulation.
Use DIAG (SIM16) to cancel U2 trouble.
Replace the Controller PWB.
91Content Memory check sum error (PCU)
Detail PCU memory check sum error
Cause EEPROM trouble
EEPROM is not initialized.
PCU PWB EEPROM access circuit trouble
Uninitialized EEPROM installed.
Check and
remedy
Check that EEPROM is properly inserted.
Save the counter/adjustment values with the
DIAG simulation.
Use DIAG (SIM16) to cancel U2 trouble.
Replace the Controller PWB.
U7 00 Content RIC communication trouble
Detail RIC communication trouble
Communication cable test error after turning
on the power or exiting DIAG.
Cause Disconnection of connector and harness
RTC control PWB trouble
Control PWB (Controller) trouble
Noise or interference
Check and
remedy
Canceled by turning OFF/ON the power.
Check connector and harness in the
communication line.
PF 00 Content RIC copy inhibit signal is received.
Detail Copy inhibit command from RIM (host) is
received.
Cause Judged by the host.
Check and
remedy
Inform to the host.
MAIN SUB
Error code Content of error
CE-01 The print server card (AR-NC5J) is broken down or is not
installed.
CE-02 The specified mail server or FTP server is not found.
CE-03 Communication with the specified server is interrupted
during image transmission.
CE-04 The account name or the password for the FTP server is
invalid.
CE-05 The directory of the FTP server is invalid.
CE-00 A communication error other than the above is generated,
such as NIC cable disconnection
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