Error Codes; Error Indication - Brother DCP-9045CDN Service Manual

2.

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.
2.1

Error Indication

The error codes shaded in the table below are recoverable errors if following the User Check
items.
Error
codes
20 Laser diode failure (K)
21 Laser diode failure (Y)
22 Laser diode failure (M)
23 Laser diode failure (C)
24 Internal temperature sensor failure
25 Develop drive motor failure
26 Belt drive motor failure
27 Paper feed/belt cleaner motor failure
28 Drum drive motor 1 (K, Y) failure
29 Drum drive motor 2 (M, C) failure
2A Belt cleaner release sensor failure
2B Air intake fan (AIR) failure
2C Toner sensor PCB failure (K)
2D Toner sensor PCB failure (Y)
2E Toner sensor PCB failure (M)
2F Toner sensor PCB failure (C)
30 Incorrect EL lamp current value
31 Density sensor failure
32 Density sensor shutter performance
malfunction
33 Color registration sensor failure
34 Color adjustment shutter failure
35 NVRAM failure on Engine PCB
36 Transfer HVPS PCB failure
37 Belt unit temperature sensor failure
38 THM sensor failure
39 HUM sensor failure
3A Engine communication error
3B Main PCB RAM failure
3D Main PCB failure
3F Writing error into engine firmware
50 Replace the drum unit
51 Replace the MP paper feeding kit
52 Replace the T1 paper feeding kit
53 Replace the LT paper feeding kit
54 Replace the fuser unit
55 Replace the laser unit
56 Back cover opened
Problem
Error
Refer
codes
to:
1-8 57 Paper jam while turning it over in
duplex printing or DX solenoid failure
1-8
1-8 58 Fuser unit failure
1-8 59 Fuser unit failure
1-8 5A Charge HVPS PCB ASSY failure
1-9 5E Replace the belt unit
1-9 5F Replace the waste toner box
1-9 60 Toner cartridge (C) is at the end of life.
1-9 61 Toner cartridge (M) is at the end of life.
1-9 62 Toner cartridge (Y) is at the end of life.
1-10 63 Toner cartridge (K) is at the end of life.
1-10 64 Replace the toner cartridge (C)
1-11 65 Replace the toner cartridge (M)
1-11 66 Replace the toner cartridge (Y)
1-11 67 Replace the toner cartridge (K)
1-11 68 Fuser unit failure
1-11 69 Fuser unit failure
1-12 6A Fuser unit failure
1-12 6B Fuser unit failure
6C Fuser unit failure
1-12 6D Fuser unit failure
1-13 6E Fuser unit failure
1-13 6F Fuser unit failure
1-13 71 Polygon motor failure
1-13 72 Beam detecting sensor (K) failure
1-14 73 Beam detecting sensor (C) failure
1-14 74 Toner cartridge whose color is used
reaches the end of life during printing.
1-14
1-15 75 Machine cooling down inside
1-15 76 Fuser unit failure
1-15 78 Fuser unit failure
1-5 7C Engine communication error
1-5 7D Dirt on drum unit
1-5 82 Density patch measurement is not
completed normally when
1-5
implementing calibration from the
1-6
control panel.
1-6
1-15 84 Paper jam rear side of the machine
1-3
Problem
Confidential
Refer
to:
1-16
1-16
1-16
1-17
1-6
1-17
1-18
1-18
1-18
1-18
1-18
1-18
1-18
1-18
1-19
1-19
1-19
1-19
1-19
1-19
1-19
1-19
1-20
1-20
1-20
1-21
1-6
1-21
1-21
1-14
1-22
1-22
1-23