Brother HL-3450CN Series, Руководство по обслуживанию

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CHAPTER 5 CONTROL PANEL OPERATION
5-30
41 BD CHECK
Laser beam position and laser power can be checked.
Procedure
Description of Procedures LCD Message
1) Press the Reprint button after selecting
screen (a) “BD CHECK”. (a)
o
(b)
2) The scanner motor scans the laser beam as
it is rotating. If the scanning position of the
laser beam is normal, “GOOD” is displayed
on the LCD, otherwise “FAIL”. (b) or (c)
Scanner motor automatically stops rotating
after 60 seconds.
(d)
3) Press the - button to exit the BD CHECK
mode. (b)
o
(d)
39 FACTORY MODE
BD CHECK
41 BD CHECK
41 BD CHECK
GOOD
a)
b)
c)
d)
39 FACTORY MODE
DP CHECK
FAIL
42 FU CHECK
Availability of oil in the fusing unit can be checked.
Procedure
Description of Procedures LCD Message
1) Press the Reprint button after selecting
screen (a) “FU CHECK”. (a)
2) The fusing unit starts the heat-up process,
and checks the availability of fuser oil. If oil is
available in the fusing unit, “GOOD” is
displayed in the LCD, otherwise, “FAIL”.
(b)
3) Press the - button to exit the FU CHECK
mode. (c)
39 FACTORY MODE
FU CHECK
43 FU CHECK
OIL:GOOD
a)
b)
c)
39 FACTORY MODE
DP CHECK