Brother International HL-3400CN Service Manual - Page 297
HL-3400CN
UPC - 012502526223
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HL-3400CN SERVICE MANUAL Error Code F5 Concerned Part High-voltage power supply unit (HVU) Confirm the status of a charger unit. • IVES Is the charger unit properly installed ? Is a corona wire cut or shorted ? AO Confirm the connection of high voltage wiring. NO YES OP 4 NO
HL-3400CN
SERVICE
MANUAL
Error
Code
F5
Concerned
Part
High
-voltage
power
supply
unit
(HVU)
Confirm
the
status
of
a
charger
unit.
•
Is
the
charger
unit
properly
installed
?
IV
ES
Is
a
corona
wire
cut
or
shorted
?
A
O
Confirm
the
connection
of
high
voltage
wiring.
NO
YES
Re
-install
the
charger
unit.
OP
Replace
the
charger
unit
or
belt
cartridge.
Is
F5
error
cleared
?
V
<5
there
any
contract
failure
of
the
high
voltage
(CHV)
output
terminal
?›
YES
4
NO
<
Is
there
any
contract
failure
or
short
of
CHV
socket
part
?
ito
YES
NO
Have
the
electric
pole
properly
contact.
Replace
the
high
voltage
(HVU)
4
T
Clean
the
socket
part.
YES
IPP
Is
F5
error
cleared
?
NO
Is
F5
error
cleared
?
YES
•
Job
is
complete.
NO
YES
OP
Replace
the
IOD1
or
MCTL
PCB.
MCTL
1OD1
11CN
10
0
CHV
ON
i
10
DCN17
1
7
8
©
+24V-1
CH
9
N-N
CHVERR
Job
is
complete.
Job
is
complete.
HVU
BCN1
CHV
1
7
8
HV
Charger
Unit
8-39