Sharp AR-M455N

AR-M355N/M455N MAINTENANCE AND DETAILS OF EACH SECTION 7 - 21
2. Fusing section
A. General
This section fused toner (which is transferred onto paper in the
transfer section) onto paper by heat and pressure of the fusing
roller.
B. Major parts and signal functions
Copy
Paper
exit
Fusing roller
(Heating)
Power/
Filter PWB
Main
motor
Paper exit
roller
Heater lamps
(2 pcs.)
Fusing roller
(Pressing)
Cleaning
roller
Fusing
Rth1
MM
AC/DC
PWB
2
1
B-1
BR
HL2
2
3
RTH2
B-5
GY
2
BR
Rth2
HLTS
B-4
B-3
L2
1
2
GY
3
B-3
2
HL1
GND2
GND2
B-1
SRA-51T-4
GY
4
4
HL2
3
BR
4
B-2
4
1
RTH1
3
BR
B-4
B03P-VL
CN1
3
1
GY
1
SMP-04V-NC+SMR-04V-N
1
HL2
GY
2
33
VLP-03V+VLR-03V
WH
HL1
2
1
L2
WH
BK
7
MSW MON
6
2
HLCNT1
CN2
5
3
(NC)
1
4
HLPR
HLCNT2
+24VPR
B7B-PH-K-S
DCCNT/
+24V1
12
+24V3
GND2
+3.3V1
6
GY
GY
CN5
7
BR
RD
RD
OR
GY
FW
3
GND2
+5V2
+24V2
GND2
1
11
GND2
+3.3V1
OR
GY
B12P-HL-A
2
9
+5V1
4
10
8
5
BR
BR
GY
BR
GY
BR
OR
GY
RD
RD
GY
GY
BR
BR
BR
RD
BR
OR
PCU
PWB
15
GND2
(NC)
CN14
2
14
+5V2
13
(NC)
6
11
10
8
RTH1
4
HLPR
6
4
+3.3V1
RTH2
1
3
GND
HLCNT1
GND
HLCNT2
MSW MON
9
GND2
12
+5V2
5
+24V1
+3.3V1
FW
5
7
16
CN17
+24VPR
GND2
8
GND2
3
+24V2
9
7
1
+12V2
BUP_PR
B16B-PH-K-S
GND2
2
B9P-VH
B-2
B-5
09R-RWZV-K2GGP4+CZHR-05V-S
REACTOR
PWB
200V ONLY
WH
HL-L
3
2
1
HL-1N
HL-2N
WH
BR
WH
BK
BK
HL1
L2R
L
#187(BK)
#187(BK)
(NC)
2
1
L2
CN2
B03P-VL
(NC)
L2R
3
4
CN1
B2P4-VH
BK
BK
DSW-F
MM-T
GND2
+5V2
GND2
MM\
9604S-08C
1
2
3
4
5
6
7
8
CN9
DSW-F
GND2
DSW-L
MM-T
GND1
+5V2
GND2
MM\
DSW-L
GND1
8FE-ST-VK-N
8
7
6
5
4
3
2
1
7
8
9
1 934
6 5 7,82
10