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Brother MFC-8540DN Service Manual

Brother MFC-8540DN
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2-46
Confidential
Error code 4F01
The new toner sensor could not detect the new toner cartridge correctly.
Error code 5001
Printable pages set for PF kit MP have reached the upper limit.
Error code 5002
Printable pages set for PF kit 1 have reached the upper limit.
Error code 5003
Printable pages set for PF kit 2 have reached the upper limit.
Error code 5004
Printable pages set for PF kit 3 have reached the upper limit.
Error code 5005
Printable pages set for PF kit 4 have reached the upper limit.
Error code 5006
Printable pages set for PF kit 5 have reached the upper limit.
<User Check>
If the machine is on the uneven surface, place it on a level surface.
Step Cause Remedy
1
Connection failure of the relay
front harness
Reconnect the relay front harness.
2
New toner actuator coming off
or caught in some sections of
the machine
Reattach the new toner actuator.
3
Develop joint coming off or
caught in some sections of the
machine
Reattach the develop joint.
4 New toner sensor failure Replace the relay front PCB ASSY.
5 Paper feed drive gears failure Replace the main frame L ASSY.
6
If the error display is not cleared
after replacing the toner
cartridge with a new one again,
the main PCB is faulty.
Replace the main PCB ASSY.
Step Cause Remedy
1
End of life of the applicable PF
kit
Replace the applicable PF kit. Refer to “1.3.31
Reset counters for consumable parts (function
code: 88)” in Chapter 5 to reset the applicable
PF kit counter after the replacement.
2
If the error display is not cleared
after the applicable PF kit
counter has been reset, the
main PCB is faulty.
Replace the main PCB ASSY.

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Brother MFC-8540DN Specifications

General IconGeneral
BrandBrother
ModelMFC-8540DN
CategoryAll in One Printer
LanguageEnglish

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