Brother HL-5440D Service Manual page 79

Error code 8A00
Jam Tray 1
The registration front sensor does not detect paper pass within the specified time after the T1
paper feed sensor detected paper pass.
Error code 8B00
Jam Tray 2
The registration front sensor does not detect paper pass within the specified time after the T2
paper feed sensor detected paper pass.
<User Check>
• Remove the paper jammed in the front section of the machine.
• Adjust the paper guide according to the paper size.
• Check that the thickness of the paper is 60 to 105 g/m
• Check that there is not too much paper set in the tray.
Step
Foreign object in the front of the
1
machine
Registration front actuator
2 caught in some sections of the
machine
Connection failure of the
3 registration front/rear sensor
harness
Registration front sensor failure Refer to
4
5 Main PCB failure
Cause
Remove the foreign object.
Reattach the registration front actuator.
Check the connection of the registration front/
rear sensor harness, and reconnect it if
necessary.
(function code: 32)" in Chapter 5
sensor operation. If the sensor operation is
faulty, replace the registration front/rear sensor
PCB ASSY.
Replace the main PCB ASSY.
2-43
2
.
Remedy
"1.3.8 Check sensor operation
to check the
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