[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

11 CIS shading trouble

(White correction)

When the

scanner is

installed

SCANNER

14 CIS-ASIC communication

trouble

When the

scanner is

installed

SCANNER

E7 02 Laser trouble PCU

03 HDD trouble With HDD

installed

Controller

06 Decode error trouble Controller

10 Shading trouble

(Black correction)

When the

scanner is

installed

SCANNER

11 Shading trouble

(White correction)

When the

scanner is

installed

SCANNER

14 CCD-ASIC communication

trouble

When the

scanner is

installed

SCANNER

50 LSU connection trouble PCU

80 SCANNER PWB

communication trouble

When the

scanner is

installed

ICU

90 PCU communication trouble When the

scanner is

installed

ICU

F1 00 Finisher communication trouble With Finisher

installed

PCU

08 Finisher staple shift motor

trouble

With Finisher

installed

PCU

10 Finisher stapler motor trouble With Finisher

installed

PCU

11 Finisher bundle exit motor

trouble

With Finisher

installed

PCU

15 Finisher lift motor trouble With Finisher

installed

PCU

19 Finisher alignment motor

trouble FRONT

With Finisher

installed

PCU

20 Finisher alignment motor

trouble

With Finisher

installed

PCU

80 Finisher 24V power supply

trouble

With Finisher

installed

PCU

87 Finisher staple rotation motor

trouble

With Finisher

installed

F1 00 Mail bin stacker communication

trouble

With Mail bin

stacker installed

PCU

02 mail bin stacker main drive

motor trouble

With Mail bin

stacker installed

PCU

12 Mail bin stacker gate trouble With Mail bin

stacker installed

PCU

80 Mail bin stacker 24V power

supply trouble

With Mail bin

stacker installed

PCU

F1 03 Console finisher paddle motor

trouble

With Console

Finisher

installed

PCU

06 Console finisher slide motor

trouble

With Console

Finisher

installed

PCU

10 Console finisher stapler motor

trouble

With Console

Finisher

installed

PCU

11 Console finisher bundle exit

motor trouble

With Console

Finisher

installed

PCU

15 Console finisher lift motor

trouble

With Console

Finisher

installed

PCU

19 Console finisher alignment

motor trouble FRONT

With Console

Finisher

installed

PCU

20 Console finisher alignment

motor trouble

With Console

Finisher

installed

PCU

30 Console finisher

communication trouble

With Console

Finisher

installed

PCU

31 Console finisher fold sensor

trouble

With Console

Finisher

installed

PCU

32 Console finisher punch unit

communication trouble

With Console

Finisher

installed

PCU

33 Console finisher punch side

register motor trouble

With Console

Finisher

installed

PCU

34 Console finisher punch motor

trouble

With Console

Finisher

installed

PCU

35 Console finisher punch side

register sensor trouble

With Console

Finisher

installed

PCU

36 Console finisher punch timing

sensor trouble

With Console

Finisher

installed

PCU

37 Console finisher backup RAM

trouble

With Console

Finisher

installed

PCU

38 Console finisher punch backup

RAM trouble

With Console

Finisher

installed

PCU

81 Console finisher transport

motor trouble

With Console

Finisher

installed

PCU

F2 00 Toner concentration sensor

open

PCU

02 Toner supply abnormality PCU

04 Improper cartridge

(Destination error, life cycle

error)

PCU

05 CRUM error PCU

39 Process thermistor breakdown PCU

F3 12 Tray 1 lift-p trouble PCU

22 Tray 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

01 FAX expansion Flash Rom

abnormality

When the Fax

board is

installed

ICU

04 FAX 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

01 Thermistor open (HL2) PCU

H3 00 Heat roller high temperature

detection (HL1)

PCU

01 Heat roller high temperature

detection (HL2)

PCU

H4 00 Heat roller low temperature

detection (HL1)

PCU

01 Heat 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

02 Drum motor lock detection  PCU

L6 10 Polygon motor lock detection  PCU

L8 01 No full-wave signal PCU

02 Full-wave signal width

abnormality

PCU

U6 00 Desk/LCC communication

trouble

With Paper feed

desk installed

PCU

01 Desk/LCC1CS lift-up trouble

(Multi-purpose tray)

With Paper feed

desk installed

PCU

02 Desk2 CS lift-up trouble/LCC1

lift-up trouble

With Paper feed

desk installed

PCU

03 Desk3 CS lift-up trouble/LCC2

lift-up trouble

With Paper feed

desk installed

PCU

10 Desk/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

03 NIC port check error Controller

U1 01 FAX Battery abnormality With FAX board

installed

Controller

02 RTC 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

11 Counter check sum error      

(Controller EEPROM)

Controller

12 Adjustment value check sum

error (Controller EEPROM)

Controller

80 Scanner section EEPROM

read/write error

When the

scanner is

installed

SCANNER

81 Scanner section memory sum

check error

When the

scanner is

installed

SCANNER

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

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.

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.

14 Content 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.

03 Content 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.

10 Content 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.

11 Content 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.

14 Content 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.

50 Content 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.

90 Content 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.

08 Content 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. 

10 Content 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.

11 Content 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.

15 Content 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.

20 Content 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.

80 Content 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.

87 Content 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.

02 Content 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.

80 Content 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.

06 Content 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.

10 Content 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.

11 Content 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.

15 Content 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.

20 Content 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.

30 Content 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.

31 Content 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.

32 Content 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.

34 Content 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.

35 Content 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.

36 Content 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.

37 Content 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.

38 Content 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.

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

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.

02 Content 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.

04 Content 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.

05 Content CRUM error

Detail Communication with IC chip cannot be

made.

Cause IC chip trouble

Improper cartridge

Check and

remedy

Insert a proper cartridge.

39 Content 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.

22 Content 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.

01 Content 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.

04 Content 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.

02 Content 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.

02 Content 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.

01 Content 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.

02 Content 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.

03 Content 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.

10 Content 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.

03 Content 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.

02 Content 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.

11 Content 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.

12 Content 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.

80 Content 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.

81 Content 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.

91 Content 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