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Error code 74 (* This error can be found out only in “Maintenance mode 82”.)
Print Unable 74
Toner cartridge whose color is used reaches the end of life during printing.
Error code 87
Calibrate
Calibration failed. Insufficient Toner for Calibration.
Toner cartridge whose color is used reaches the end of life when implementing calibration from
the control panel.
Error code 9E
Registration
Registration failed. Insufficient Toner for Registration.
Toner cartridge whose color is used reaches the end of life when implementing auto color
registration from the control panel.
User Check
- If any of the toner cartridges reaches the end of life, replace it with a new one.
Step Cause
Remedy
1 Toner sensor PCB (TE/NEW)
failure (Toner empty)
Check the sensor performance following the
procedure described in “Maintenance mode 32”. If
any problem occurs, replace the toner sensor PCB
(TE/NEW) of the appropriate color.
2 Engine PCB failure Replace the engine PCB ASSY.
Error code 76
Print Unable 76
Turn the power off and then back on again.
Fuser unit failure (The center thermistor detects rapid temperature rising.)
Step Cause
Remedy
1 Fuser unit failure Replace the fuser unit.
Error code 78
Print Unable 78
Turn the power off and then back on again.
Fuser unit failure (The center thermistor detects rapid temperature falling.)
Step Cause
Remedy
1 Harness connection failure
between fuser unit connector
and engine PCB
Check the harness connection between the fuser
unit connector and engine PCB, and reconnect it.
2 Fuser unit failure Replace the fuser unit.
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