Brother HL-L5000D Service Manual page 99

 Error code 8702
Machine stack sensor detected the eject paper full state at the start of printing when the
machine output tray was selected as the output tray.
<User Check>
• Remove the paper from the machine output tray.
Step
Machine stack actuator coming
1 off or caught in some sections of
the machine
2 Machine stack sensor failure
3 Main PCB failure
 Error code 8708
MX 1bin stack sensor detected the eject paper full state at the start of printing when the MX
1bin was selected as the output tray.
Error code 8709
MX 2bin stack sensor detected the eject paper full state at the start of printing when the MX
2bin was selected as the output tray.
Error code 870A
MX 3bin stack sensor detected the eject paper full state at the start of printing when the MX
3bin was selected as the output tray.
Error code 870B
MX 4bin stack sensor detected the eject paper full state at the start of printing when the MX
4bin was selected as the output tray.
<User Check>
• Remove the paper from the appropriate tray.
Step
Malfunction of the MX control
1
PCB
MX 1bin, 2bin, 3bin, or 4bin
stack actuator coming off or
2
caught in some sections of the
machine
MX 1bin, 2bin, 3bin, or 4bin
3
stack sensor failure
4 MX control PCB failure
5 Main PCB failure
Cause
Reattach the machine stack actuator.
Replace the machine stack sensor.
Replace the main PCB ASSY.
Cause
Install the latest main firmware.
Reattach the appropriate stack actuator.
Replace the appropriate stack sensor.
Replace the MX control PCB ASSY.
Replace the main PCB ASSY.
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Remedy
Remedy
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