2-38 Service Manual
7541-03x
Error codes
Note: In addition to the 1xx and 9xx error codes, this device displays a symptom where the device shuts down
repeatedly. The main symptom of this error is the switch going to the off position automatically when the device
PORs. This is due to a fuser and printhead controller abnormality. If this symptom is displayed see
“ON / OFF
switch automatically switching to the Off position service check” on page 2-48.
1xx error codes Action
121.01 Abnormal thermistor 1 See “121.01 Thermistor 1 error” on page 2-46.
121.02 Abnormal thermistor 2 See “121.02 Thermistor 2 error” on page 2-46
140.01 Abnormal main motor See “140 Drive motor error” on page 2-51
149.01 Abnormal exit motor See “149.01 Fuser / paper exit motor error” on page 2-51
172.01 Abnormal power supply
fan
See “172.01 - Power supply unit fan error” on page 2-55.
173.01 Abnormal machine fan See “173.01 - Main unit fan error” on page 2-55.
121.05 Abnormal heater See “121.05 Fuser - fuser heater error” on page 2-48.
146.01 Tray 1 error See “146.01 Tray1error” on page 2-52
146.03 Tray 3 error See “146.03 Tray 3 error” on page 2-52.
146.04 Tray 4 error See “146.04 Tray 4 error” on page 2-53.
146.05 Tray 5 error See “146.05 Tray 5 error” on page 2-54.
121.04 Abnormal belt thermistor See “121.04 Belt thermistor error” on page 2-47
113.01 HDCONT M-HEAD error See “113.01 Magenta printhead error” on page 2-45.
112.01 HDCONT C-HEAD error See “112.01 Cyan printhead error” on page 2-45.
114.01 HDCONT Y-HEAD error See “114.01 Yellow printhead error” on page 2-45.
111.01 HDCONT K-HEAD error See “111.01 Black printhead error” on page 2-45.
121.03 Abnormal thermistor 3 See “121.03 Thermistor 3 3 error” on page 2-47
171.01Abnormal fuser fan See “171.01 Fuser fan error” on page 2-54
174.01 Abnormal rear fan See “174.01 Rear fan error” on page 2-55
130.xx Abnormal High Voltage
unit
See “130.xx High voltage power supply error” on page 2-49
136.xx Abnormal temperature
and humidity sensor
See “136.xx Temperature humidity sensor error” on page 2-50.
126.xx Abnormal power switch See “126.xx Power switch error” on page 2-48
132.xx Abnormal theta sensor See “132.xx Abnormal theta sensor” on page 2-50
132.00 Density sensor error See “132.00 Density sensor error” on page 2-49