Brother HL-4140CN Service Manual page 98

■ Error code 9E
Registration
Registration failed. Insufficient Toner for Registration.
Toner of the color which is being used reaches the end of life when implementing adjustment
of inter-color position alignment.
<User Check>
- Replace the toner cartridge with a new one.
Step
1 Toner/New sensor PCB failure
(Toner empty)
2 Engine PCB failure
■ Error code 9F
---
Run out of paper.
This error does not usually occur in the normal use. The conceivable causes are noise around
the installation site, fluctuation of the power supply voltage, and failures in the software.
<User Check>
- Turn OFF the power switch, and turn it ON again after a while.
Step
1 Main PCB failure
Cause
Cause
2-67
Remedy
Check the sensor performance following
the procedure described in
32". If any problem occurs, replace the
Toner/New sensor PCB ASSY.
Replace the engine PCB ASSY.
Remedy
Replace the main PCB ASSY.
"Function code
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