Sharp MX-M550U Service Manual page 362

MX-M700N
[N] FUSING SECTION
1. Electrical and mechanism relation diagram
PCUPWB
CN-2
B28B-PHDSS-B
RTH1
HLPR3
GND2
HLCNT1
RTH2
HLCNT2
GND2
+24V1
RTH3
/MSWPR
GND2
CN-24
B6B-PH-K-S
+5V-WEBENDD
WEBENDD
GND2
WEBMA
WEBMB
Reserve7
CN-1
B03P-VL
HL1-N
HL3-L
HL2-L
CN-2
B03P-VL-R
HL1-L
HL2-N
HL3-N
SUB P/S
PWB
Signal
Code
name
RTH1 RTH1 Fusing temperature
sensor (1)
RTH2 RTH2 Fusing temperature
sensor (2)
HLTS1 HLTS1 Thermostat (1)
HLTS2 HLTS2 Thermostat (2)
HL1 HL1 Heater lamp (1)
HL2 HL2 Heater lamp (2)
RTH3 RTH3 Fusing temperature
sensor (3)
HLTS3 HLTS3 Thermostat (3)
HL3 HL3 Heater lamp (3)
FUM FUM Fusing motor
WEBEND WEBEND Web end sensor
WEBM WEBM Web motor
6
7
8
9
10 RCZR-09V-PS
11 9 RTH1 1
12 8 GND2 2
13 7 RTH2 3
14 6 GND2 4
15 5 5
RTH3
16 4 GND2 6
RCZR-10V-PS
1
1 +5V-WEBENDD 10
2
2 WEBENDD 9
3 3 GND2 8
4 WEBMA
4 7
5
5 WEBMB 6
6
1 HL-2L 1
1 2 HL-1N 2
2 3 HL-2N 3
3 4 HL-3N 4
5 HL-3L 5
HL-1L
6 6
1
19LP-RWZV-K4GG-P6/
2
19LR-RWZV-K2GG-R6
3
FUM
HL
3
HL1
10
HL3
4
2
Name Type
Thermistor
Thermistor
Thermistor
Transmission
type
MX-M700N FUSING SECTION N – 1
PHNR-04-H+BU04P-TR-P-H
1
2
3
4
PHNR-02-H+BU02P-TR-P-H
1 RTH3
2 GND2
PHNR-05-H+BU05P-TR-P-H
1 +5V-WEBENDD 5 1 +5V-WEBENDD
2 WEBENDD 4 2 WEBENDD
3 GND2 3 3 GND2
4 WEBMA 2
SMR-02V-N/SMP-02V-NC
5 WEBMB 1
1
2
WEBM
1
2
HLTS2
HLTS1
RT H1
5
HLTS3
RTH 3
2
Function/Operation
Detects the surface temperature of the heat roller.
(Center section)
Detects the surface temperature of the heat roller.
(Edge section)
Shuts conduction to the heater lamp when the
temperature rises abnormally. [For the heat roller]
Shuts conduction to the heater lamp when the
temperature rises abnormally. [For the heat roller]
Heats the heat roller.
Heats the heat roller.
Detects the surface temperature of the sub heat roller.
Shuts conduction to the heater lamp when the
temperature rises abnormally. [For the sub heat roller]
Heats the sub heat roller.
Drives the fusing unit.
Detects the web paper end (Replacement).
Drives the web roller.
RTH1 4
GND2 3
RTH2 2
GND2 1
2
1
179228-32
WEBMA 1
WEBMB 2
8
9
WEBEND
RTH2
7
6
condition
Analog input
Analog input
Analog input
End detection
Active
NOTE