Service manual

2-16
Confidential
Error
codes
Problem
Refer
to:
Error
codes
Problem
Refer
to:
50
Drum unit is at the end of life.
(Continue printing)
2-35 68
An unidentified error occurred.
2-41
51 An unidentified error occurred. 2-36 69 An unidentified error occurred. 2-41
52
An unidentified error occurred.
2-36 6A
Fuser unit error. (The center
thermistor does not detect 60°C
within in the specified time.)
2-41
53
An unidentified error occurred.
2-36 6B
Fuser unit error. (The center
thermistor does not detect 100°C
within in the specified time.)
2-41
54
An unidentified error occurred.
2-36 6C
Fuser unit error. (The center
thermistor detects 270°C or
higher temperature for 1 second.)
2-42
55
An unidentified error occurred.
2-36 6D
Fuser unit error. (The center
thermistor detects 60°C or lower
temperature for 1 second during
standby or printing.)
2-42
56 The fuser cover is open. 2-36
6E An unidentified error occurred. 2-42
57
Paper is jammed in the duplex
paper feed path.
2-37 6F
Fuser unit error. (The center and
side thermistors detect extremely
high temperature.) (Detection of
hardware)
2-43
58
Fuser unit error. (Some kind of
fixing error occurs) (Warning)
2-37
70
An unidentified error occurred.
2-43
59
Fuser unit error. (After the error
code58 occurred, a failure in the
fuser unit is detected again upon
start-up.)
2-38 71
Laser unit error.
2-44
5A
An unidentified error occurred.
2-39 72
Beam detecting sensor error of
the laser unit.
2-44
5B An unidentified error occurred. 2-39 73 An unidentified error occurred. 2-44
5C An unidentified error occurred. 2-39 74 An unidentified error occurred. 2-44
5D
An unidentified error occurred.
2-39 75
Cooling down the inside of the
machine to protect it.
2-45
5E
An unidentified error occurred.
2-39 76
Fuser unit error. (The center
thermistor detects the sharp
temperature rise.)
2-45
5F
An unidentified error occurred.
2-39 78
Fuser unit error. (The center
thermistor detects the sharp
temperature fall.)
2-45
60
An unidentified error occurred.
2-39 7A
A lock signal of the main motor
cannot be detected.
2-45
61 An unidentified error occurred. 2-39 7B An unidentified error occurred. 2-46
62 An unidentified error occurred. 2-39 7C An unidentified error occurred. 2-46
63
The toner cartridge is at the end
of life.
2-40 7D
Dirt on drum unit.
2-46
64 An unidentified error occurred. 2-40 7E An unidentified error occurred. 2-47
65
An unidentified error occurred.
2-40 7F
FAX paper size is incorrect.
(Menu setting)
2-47
66
An unidentified error occurred.
2-40 80
FAX paper size is incorrect.
(The actually loaded paper is
small)
2-47
67
The toner cartridge will reach
the end of life.
2-41
81
An unidentified error occurred.
2-47