Brother HL-5440D Service Manual page 56

Brother laser printer
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LED
The side thermistor of the fuser unit detected a
temperature higher than the specified value.
Ready state under a low temperature environment.
The front cover sensor detected that the front cover
was open.
The eject sensor detected that the fuser cover was
open.
The back cover sensor detected that the cover was
open in duplex printing mode.
The toner sensor detected that the toner cartridge
was not set.
The toner sensor detected no toner remaining or the
number of rotations of the developer roller has
reached the upper limit.
The new toner sensor could not detect the new
toner cartridge correctly.
Detected discharge when the number of rotations of
the drum has exceeded twice the life limit.
Type of problem
2-20
Error
Refer
codes
to:
7500
2-38
-
-
A100
2-49
5600
2-33
0F00
2-29
4400
2-31
6300
2-36
C000
2-49
8300
2-40
Confidential

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