M] Transfer Section - Sharp MX-M550U Service Manual

MX-M700N

[M] TRANSFER SECTION

1. Electrical and mechanism relation diagram
1
2
4
THPS2
7
6
1 3 5
2
4
8
6
7
Signal
Code
name
DM DM OPC drum motor
TURM TURM Transfer separation motor
THPS2 THPS2 Transfer belt contact/separation
home position sensor 2
THV THV Transfer high voltage
HUS-TC HUS-TC Process humidity sensor
No. Name
1 Transfer drive roller (Drive)
2 Transfer cleaning roller
3 Transfer belt
4 Transfer tension roller
5 Transfer belt discharge brush
6 Transfer roller
7 Transfer auxiliary roller (Idle)
8 Transfer (TCCL) bias high voltage PWB
3
TURM
HV
FPS-187(WH)
THV
Name
Drives the transfer belt.
Cleans the transfer belt.
Transfers toner images from the OPC drum to paper.
Applies a proper tension to the transfer belt.
Connects the transfer belt to the chassis ground.
Applies a transfer voltage to the transfer belt.
Helps to stretch the transfer belt.
Generates a bias voltage for the transfer cleaning roller in cleaning or in the print mode.
MX-M700N TRANSFER SECTION M – 1
CN-15
B32B-PHDSS-B
B34B-PHDSS-B
7 MHV-T
8 /THV+PWM
9 THV+REM
10 /CHV-PWM
CN-8
B20B-PHDSS-B
1 PCS-LED
2 DMS-LED
3 PCS
4 DMS
5 +12V2
CN-1
6 +12V2
B16B-PH-K-S 7 +24V-DL
8 +24V1
MHV-T 6
9 /DL
/THV+PWM 7
10 /PTDL
THV+REM 8
11 +24V1
/CHV-PWM 9
12 TH-CL
13 /PSPS
14 GND2
15 +5V2
16 TLS
17 HUS-TC
18 GND2
19 GND2
20 (NC)
B1v8B-PHDSS-B
PCU
PWB
Function/Operation
Drives the OPC drum and the transfer section.
Drives and separates the transfer belt.
Transfer belt separation home position detection 2
High voltage for transfer
Process section peripheral humidity detection
Function/Operation
DM
DRAWER
CN-7
1 DSW-L 1
LEFT DOOR UNIT
2 /ADUM2/A 2
+24V1 1
3 /ADUM2A 3
+24V1 2
4 /ADUM2B 4
/CFM-DV 3
5 5
/ADUM2/B
/RRC 4
6 +5V-APPD1 6
GND2 5
7 +5V-APPD2 7
(NC) 6
8 +5V-PFD2 8
+24V1 7
9 9
+5V-DSW
+24V(DSW) 8
10 +5V-AINPD 10
+5V-APPD1 9 SMR-12V-N/SMP-12V-NC
11 (NC) 11
PFD2 10
12 /ADUM1/A 12 1 +5V-PFD2
+5V-APPD2 11
2 PFD2
13 /ADUM1A 13
THPS1 12
+5V-THPS2
14 /ADUM1B 14 3
+5V-PFD2 13
15 /ADUM1/B 15 4 THPS2
THPS2 14
16 +24V1 16 5 /TCB-PWM
+5V-DSWD 15
/TCBIAS
17 +24V(DSW) 17 6
TURM 16
18 PFD2 18 7 DSW-L
+5V-AINPD 17
19 /CFM-ADU 19 8 DSW-L
/SFM 18
20 20 9 GND2
THPS2
+5V-THPS1 19
TURM
21 TURM 21 10
(NC) 20
22 /TCB-PWM 22 11 +24V1
+5V-THPS2 21
23 /TCBIAS 23 12 /CFM-ADU
(NC) 22
24 +5V-THPS2 24
/CFM-AM1 23
25 GND2 25
APPD1 24
26 GND2 26
DSWD 25
27 APPD1 27
APPD2 26
28 APPD2 28
/DGS 27
29 AINPD 29
AINPD 28
30 DSW-ADU 30
GND2 29
31 31
/DGS
GND2 30
32 +24V2 32
(NC) 31
QR/P4-32S-C(01)/QR/P4-32P-C(01)
DSW-L 32
CN-6
1
GND2
GND2 2
+5V2 3
+5V2 4
/DM 5
/DVM 6
DMCLK 7
DVMCLK 8
DM-T 9
DVM-T 10
11
GND2
12
+5V2 B16B-PADSS-1
13
/FUM +38V
14
FUMCLK +38V
AC PWB
15
FUM-T +38V
16
+24V1 GND1
/VFM-BKR 17
GND1
GND2 18
GND1
Type
DC brushless
motor
DC brush motor
Transmission
type
Humidity sensor
1
2
179228-3
3
1 THPS2
4
2 GND2
5
3 +5V-THPS2
6
7
8
PHR-2
9
10 1 TURM
11 2 GND2
12
B6B-PH-K-S FPS-187
1 DSW-L Bias
2 DSW-L
3 /TCBIAS
TB PWB
4 /TCB-PWM
5 GND2
6 F-GND
S5B-PH-K-S
1 GND2
2 +5V2
3
/DM
4
DMCLK
5
DM-T
B2PS-VH
CN-5
1 +38V
2 GND1
10
11
12
14
15
16
NOTE
The transfer
belt is pressed
on the OPC
drum only
during printing.
Other sensor,
switch
Analog
detector
(Not used)