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AR-BC320 DESCRIPTIONS OF EACH SECTION 7 - 1
[7] DESCRIPTIONS OF EACH SECTION
1. Fusing section
A. Operational descriptions
(1) Outline
This section performs the following function and operation.
1) Toner attached to paper in the transport section is fused onto
paper by heat and pressure of the heat roller.
(2) Electrical section
GND2
GND2
THSU
THSD
POD1
+5V
FULHin
+24VL
PCU
FUSM
Driver PWB
Fusing drive connection gear
Drawer connector (13+4pin)
DC power PWB
HL drive circuit
L2
HL1N
2
B2
B3
B4
B6
B1
B3
B4
B5
A7
A6
A2
A1
A4
A4
A5
A3
L2
CN3-3
N2
CN3-1
1
3
2
1
3
HL2N
+24V
+24V
+5V
GND2
THSU
THSD
POD1
FUCHin
GND2
+24V
+24V
+24V
FUSM_A
FUSM_B
FUSM_A\
FUSM_B\
+24V
HLPR
HL1
HL1N
HL2N
L2
HL2
MSW
ON
DC-CNT
FUSM_A\
FUSM_B\
FUSM_A
DSWL
DSWL
FUSM_B
+24V
+24V
FUSM_A\
FUSM_B\
FUSM_A
DSWL
FUSM_B
DSWLin
DSWLout
CN3
CN1(6pin)
CN8(20pin)
CN14(10pin)
CN2(34pin)
CN12(34pin)
CN7
CN2
7
6
5
4
3
1
6
5
4
3
2
1
1
1
1
8
9
10
10
8
19 20
12
14
7
6
6
2
2
8
6
4
3
3
9
11
16
7
5
3
1
9
11
16
7
5
3
2
1
POD1
THSU
THSD
THSD
HLTS1
HL1
HL2
HLTS2
HLTS2
3
5
4
3
2
1
2
1
2
1
1
Fusing unit
Содержание AR-BC320
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