Brother International HL-3400CN Service Manual - Page 291
Hl-3400cn, Manual, I-iipp
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HL-3400CSENRVICEMANUAL Error Code Concerned Part E8 Fuser Clutch(FUCL) Confirm the connection of a fuser clutch connector. NO Is ECN9 of 10D2 properly connected with a connector of the clutch ? Is ECN1 of 10D2 properly connected with 12CN of MCTL PCB ? OYES Check the voltage (FUCLON-N/P) Ik _t- ..\ NO YES YES 4 T4NO YES Is E8 error cleared ? NO V Job is complete. Connect them properly. 4 NO Is E8 error cleared ? > YES opl Job is complete. I-IIPP Replace the cleaner clutch(FUCL). Replace the IOD2 PCB. Replace the MCTL PCB. M1C2TC2L0NFU0CL0NE2C-1PNO1EDC21NF9+U2EC4)LVO-1FNuF-NsUeCCrlutch +SP2GG4NNVDD-E1185CN2 8-33
HL-3400CN
SERVICE
MANUAL
Error
Code
E8
Concerned
Part
Fuser
Clutch(FUCL)
Confirm
the
connection
of
a
fuser
clutch
connector.
Is
ECN9
of
10D2
properly
connected
with
a
connector
of
the
clutch
?
Is
ECN1
of
10D2
properly
connected
with
12CN
of
MCTL
PCB
?
O
YES
NO
Check
the
voltage
(FUCLON-N/P)
Ik
<5
a
single
voltage
between
ECN9-3
and
ECN2-8
of
IOD2
to
be
a
trailing
edge
-
e,
..\
YES
II
F
NO
<
Is
a
single
voltage
between
ECN1-20
and
ECN2-12
of1002
to
be
a
rising
edge
?
>
YES
Connect
them
properly.
4
Is
E8
error
cleared
?
NO
4
_t
-
_t
-
>
YES
op
l
Job
is
complete.
Replace
the
cleaner
clutch(FUCL).
I-IIPP
Replace
the
IOD2
PCB.
4
T
NO
Is
E8
error
cleared
?
YES
V
Job
is
complete.
NO
Replace
the
MCTL
PCB.
MCTL
1OD2
12CN
20
0
FUCL0N-P
+24V-1
PGND
SGND
ECN1
ECN9
2
ECN2
5
8
1
1
E)
Fuser
Clutch
+24V-1
FUCLON-N
FUC
8-33