Sharp MX-M620N

MX-M700N DEVELOPING SECTION L – 1
MX-M700N
5GTXKEG/CPWCN

[L] DEVELOPING SECTION
1. Electrical and mechanism relation diagram
Code
Signal
name
Name Function/Operation Type NOTE
HUS-DV HUS-DV Developing humidity sensor Developing section peripheral humidity detection Humidity sensor Analog
detector
TCS TCS Toner density sensor Toner density detection Magnetic sensor Analog
detector
TH-DV TH-DV Developing humidity sensor Developing section humidity detection Thermistor Analog
detector
DVM DVM Developing motor Drives the developing section. DC brush-less
motor
Bias Bias Developing bias Developing bias
No. Name Function/Operation
1 Developing roller Forms magnetic brush with developer and put toner on the OPC drum.
2 DV doctor Keeps the height of the magnetic brush on the developing roller at a fixed level.
3 Mixing roller Mixes developer (carrier and toner) and charges toner negatively.
4 DV earth plate Earth plate for DV unit
5 AG roller Mixes toner supplied from the toner hopper, and supplies toner to the DV box evenly.
12
11
10
9
8
7
6
5
4
3
2
1
13
14
15
16
17
18
B18B-PHDSS-B
CN-6
GND2
/DM
DMCLK
DM-T
+5V2
GND2
/DVM
DVMCLK
DVM-T
+5V2
GND2
+5V2
/FUM
FUMCLK
FUM-T
+24V1
GND2
/VFM-BKR
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
4
3
2
1
4
3
2
1
PCU PWB
AC PWB
HV
GND2
DVCH1
DVCH2
DVCH3
GND2
DV-Bias
GND2
TCS
GND2
DVCH4
TCS
GND2
(NC)
(NC)
(NC)
+24V1
HUS-DV
+24V1
51021-0400
DEVELOPER UNIT
DVM
HUS-DV
TH-DV
TCS
DRAWER
+5V2
Bias
PS-187(GR)
DVREM
CN1
TH-DV
TSGOUT
TH-DV
(NC)
(NC)
(NC)
TSGOUT
TH-DV
+5V2
HUS-DV
GND2
ZHR-4
GND2
HUS-DV
MPRD2
GND2
+5V2
+5V-MPRD2
MPRD1
+5V-MPRD1
GND2
TSGOUT
GND2
TCS
+24V1
GND2
PPD
+5V2
DVCH4
DVCH3
DVCH2
DVCH1
+24V1
/PSBC
+24V1
+24V1
/T2PFC
+24V1
/HPFC
CN-12
B30B-PHDSS-B
SRA-01T-3.2
QR/P8-20S-C(01)/QR/P8-20P-C(01)
/HPLS
5
4
3
2
1
2
1
+38V
GND1
GND2
/DVM
DVMCLK
DVM-T
B2PS-VH
S5B-PH-K-S
+5V2
11
10
12
14
15
16
+38V
+38V
GND1
GND1
+38V
GND1
CN-5
B16B-PADSS-1
1 2 3 5
1
3
2
5
4
14
17
16
15
CN-15
/DVPWM
/DVREM
HVREM
+24V1
B34B-PHDSS-B