Descriptions Of Each Section - Sharp AR-BC260 Service Manual

[7] DESCRIPTIONS OF EACH SECTION

1. Fusing section
(2) Electrical and mechanical sections
1 2
3 2 1
Fusing unit
THSU
POD1
Drawer connector (13+4pin)
+24VL
A4 A4
1
A1
A7 FULHin
3 B1 +5V B6
B4
5 B3 POD1
B4 B3
4 THSD
B5 GND2
B2
A6
THSU A2
A2 A6
GND2
2 HL1N 2
1 L2 1
3 HL2N 3
FUSM
HL1
HLTS1
HL2
Fusing drive connection gear
THSD THSD
HLTS2 HLTS2
1 2
AR-BC260 DESCRIPTIONS OF EACH SECTION 7 - 1
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.
1 2 3 4 5 6 +24V
1
+24V
CN1(6pin)
3
FUSM_B\
5
CN2(34pin)
FUSM_A\
7
FUSM_B
Driver PWB
9
FUSM_A
11
CN8(20pin)
DSWL
16
6 8 19 20
DSWLin
2
DSWLout
1
DSWL
7
+24V
9 FUCHin
2 +5V
6 POD1
CN14(10pin)
8
THSD
10 GND2
1 THSU
3 GND2
PCU
+24V
1
+24V
3
FUSM_B\
5
FUSM_A\
7
CN12(34pin)
FUSM_B
9
FUSM_A
11
CN7
DSWL
16
14 12 10 8 6 4
3 2 1
HL drive circuit
CN3
DC power PWB
L2 CN3-3
N2 CN3-1
CN2
1 3 4 5 6 7