Read Sharp MX-5500N / MX-6200N / MX-7000N (serv.man55) Service Manual online
MX-7000N DSPF SECTION C – 4
C. Lower transport section
Signal
Name
Function/Operation
SPFM
DSPF transport motor
Drives the transport roller
SPPD3
DSPF paper pass sensor 3
Detects pass of the paper
SPPD4
DSPF paper pass sensor 4
Detects pass of the paper
SPPD5
DSPF paper pass sensor 5
Detects pass of the paper
SRRBC
DSPF No.2 resist roller brake clutch
Brakes the No.2 resist roller
SRRC
DSPF No.2 resist roller clutch
Controls the ON/OFF of the No.2 resist roller
No.
Name
Function/Operation
1
No. 2 resist roller (Drive)
Synchronizes the edge of document and the scanning start point
2
Platen roller
Applies a pressure to paper to prevent variation of paper
3
Transport roller 2 (Drive)
Transports the paper from the platen roller to the transport roller 3
4
Transport roller 3 (Drive)
Transports the paper from the transport roller 3 to the paper exit roller
SPFM
SRRC
SPPD5
SPPD4
1
SPPD3
SRRBC
2
3
4
24V_TR
D_SPFM
B
D_SPF
M/B
/D_STMP
24V_TR
/D_STRRBC
24V_TR
/D_STRRC
1
SGND
D_STSET
24V_TR
PGND
FAN_LOCK
NC(
FAN
_PWM)
_PWM)
/D_SRRC
24V_TR
D_SPF
M/A
D_SPF
MA
24V_SPF
M
6
7
8
/D_SRRBC
24V_TR
CN
9
9
24V_SPF
M
3
4
5
2
SM
P-0
6
P-0
6
V-N
C
/D_SRRBC
SMR-0
6V-N
24V_
TR
PHNR-03-H+BU03P-TR-P-H
3
1
2
2
1
3
P
H
NR-03-H
13
14
15
16
9
10
11
12
19
20
NC
24V_TR
NC
NC
/D_STRC
23
24
17
18
25
26
27
28
NC
21
22
B
28
B
-PHDSS-B
1
D_
SPFM
B
1
2
D_
SPF
M/B
2
3
D_
SPF
M/A
3
4
D_
D_
SPF
MA
4
5
24V_
24V_
SPF
M
5
6
24V_
24V_
SPF
M
6
PH
NR-03-H+BU03P-TR-P-H
PH
NR-03-H
21
22
23
24
25
26
B
26
B
-PHDSS-B
P
GND
20
21
22
23
16
17
18
19
12
13
14
15
5
6
7
6
10
12
8
9
10
11
/D_STRC
5V
18
19
20
21
24
25
26
B
24
B
-PHDSS-B
D_SRRC
CN
3
3
10
AGND
D_SPFC
D_SELOUT
12
13
14
15
16
17
18
19
D_SPWS
11
4
5
6
7
8
9
10
D_
SPO
M_
DIR
DIR
D_SELOUT
9
VAREF
VAREF
11
4
8
SGND
1
2
3
CN
609
609
DSPF CNT PWB
2
D_SELB
D_SELC
7
D_SELC
D_SELC
B
26
B
-PHDSS-B
20
D_SPFM_VREF
D_SPOM_VREF1
D_SPOM_VREF2
VAREF
D_SPWS
D_SRRBC
D_SPFM_M1
D_SPFM_M2
D_SPFM_CLK
D_SPFM_DIREC
6
D_SELB
D_SELB
24V
PG
N
N
D
24V
PG
N
N
D
D_SPOM_VREF1
3
D_SPOM_VREF2
4
24V
PG
N
N
D
D_SPUM_VREF
D_SPFM_VREF
D_SPUM_VREF
CN
610
610
5
D_SELA
D_SELA
D_SELA
1
2
D_STRRC
D_STRRBC
D_STMPS
/D_STRC
5V
SGND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
5V
3
3
2
1
D_
SPU
M_I
N
N
/B
D_SLUMA
D_
SPO
M_ENA
D_
SPO
M_
STEP
STEP
D_
SPO
M_
MODE
MODE
2
D_SPPD5
D_SPPD5
D_SULM/A
D_SLUMB
D_SLUM/B
D_SPOD
D_
SPU
M_I
N
N
A
D_
SPU
M_I
N
N
/A
D_
SPU
M_I
N
N
B
D_
SPU
SPU
M_I
N
N
A
SGND
D_SPPD1
D_
SPU
SPU
M_I
N
N
/A
D_SOCV
D_SPOD
D_
SPU
SPU
M_I
N
N
B
D_
SPU
SPU
M_I
N
N
/B
D_SLUMA
D_SULM/A
D_SLUMB
D_SLUM/B
D_
SPO
SPO
M_ENA
D_
SPO
SPO
M_
STEP
STEP
D_
SPO
SPO
M_
MODE
MODE
P
GND
24V
D_
SPO
SPO
M_
DIR
DIR
24V
PG
N
N
D
24V
D_SPFM_M1
AGND
12
D_SPFC
13
D_SRRC
14
D_SRRBC
15
B
24
B
-PHDSS-B
5V
SGND
D_SPFFAN
SGND
D_SPPD1
D_RANDOM
D_SOCV
16
D_SPFM_M2
24
SGND
17
D_SPFM_CLK
22
23
D_SPFM_DIREC
D_STRRC
D_STMPS
D_STRRBC
D_SPPD3
SGND
D_SOCD
GND
5V
5V
5V
5V
䋨䍜䍻䍙䍎䋩
䋨䍜䍻䍙䍎䋩
D_SPPD4
D_SPPD5
GND
D_SPPD2
D_SPPD3
GND
5V
DRIVER PWB
D_RANDOM
1
2
3
4
CN
6
6
SGND
D_SPFFAN
5V
GND
D_ROCD
5
7
9
11
17
5V
䋨䍜䍻䍙䍎䋩
䋨䍜䍻䍙䍎䋩
GND
GND
1
14
16
18
15
1
2
3
8
CN
60
60
8
B1
8B
-PHDSS-B
1
13
3
5V
5V
B3B-PH-K-S
1
SGND
SGND
2
3
5V
5V
D_SPPD4
2
3
5V
5V
D_SPPD5
B3B-PH-K-S
B3B-PH-K-S
1
SGND
SGND
Click on the first or last page to see other MX-5500N / MX-6200N / MX-7000N (serv.man55) service manuals if exist.