3. ERROR CODES

This machine includes a self-diagnosis function. If the machine does not work normally it judges that an error has occurred, and indicates the corresponding error message on the LCD, which in turn helps the end user to quickly find out the problem.

3.1Error Indication

Error

Problem

Refer

Error

Problem

Refer

codes

 

to:

codes

 

to:

 

 

 

 

 

 

1E

Replacement time of the drum

3-12

59

Fuser unit failure (Detect fuser

3-17

unit

failure at start-up)

1F

Two or more optional trays are

3-12

63

Replace toner or Toner life end

3-17

installed

 

24

Internal temperature sensor

3-12

67

Toner low

3-17

 

failure

 

 

 

 

35

EEPROM of main PCB failure

3-13

68

Temperature rise when heater is

3-18

 

off

36

HVPS PCB during standby

3-13

69

Mis-connect center thermistor

3-18

failure

connector

 

Main PCB RAM failure

 

 

Fuser temperature does not

 

3B

 

3-13

6A

detect 60°C within the specified

3-19

 

 

 

 

time (center thermistor)

 

 

EEPROM writing error

 

 

Fuser temperature does not

 

3C

(Not applicable)

3-13

6B

detect 100°C within the

3-19

 

 

 

 

specified time (center

 

 

 

 

 

thermistor)

 

3D

EEPROM reading error

3-13

6C

Detect higher temperature error

3-19

(Not applicable)

(center thermistor)

3E

EEPROM bus error

3-13

6D

Detect lower temperature error

3-19

 

(Not applicable)

 

 

(center thermistor)

 

44

No toner cartridge

3-14

6E

Detect non temperature rising

3-19

 

error (center thermistor)

 

Replacement time of the drum

 

 

Hardware detects extremely

 

50

unit

3-14

6F

high temperature of the center

3-19

 

 

 

 

or side thermistors

 

51

Replacement time of the paper

3-14

70

Fuser motor error

3-20

feed kit MP

 

52

Replacement time of the paper

3-15

71

Laser unit polygon mirror failure

3-20

feed kit T1

 

53

Replacement time of the paper

3-15

72

Laser beam emission failure

3-20

 

feed kit T2

 

 

 

 

 

Replacement time of the fuser

 

 

Sensor of the inside

 

54

unit

3-15

75

temperature for detection

3-20

 

 

 

 

detected higher than constant

 

 

 

 

 

temperature

 

55

Replacement time of the laser

3-15

76

Rapid temperature rising failure

3-21

 

unit

 

 

(center thermistor)

 

56

Back cover opened

3-16

78

Rapid temperature falling failure

3-21

 

 

 

 

(center thermistor)

 

57

Paper jam (Duplex tray)

3-16

7A

No detection of main motor

3-21

 

synchronous signal

58

Fuser unit failure

3-17

7D

Dirt on charged wire (detect

3-21

 

discharge error)

3-9

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