C] Dspf Section - Sharp MX-M550U Service Manual

Service Manual MX-M700N

[C] DSPF SECTION

1. Electrical and mechanism relation diagram
A. The paper feed tray section
SPLS2
SMR-12V-N
1 5V2
2 SPPD4
3 GND
4 5V2
5 SPPD3
B3B-PH-K-S 6 GND
5V1 3 7 5V1
SPED2 2 8 SPED2
GND 1 9 GND
10 5V2
11 STLD
12 GND
B3B-PH-K-S
5V2 3
STLD 2
GND 1
PHNR-3-H
PHNR-3-H
+BU3P-TR-P-H
1 VAREF 3
2 SPWS 2
3 GND 1
PHNR-9-H
B3B-PH-K-S +BU9P-TR-P-H
5V2 3
SPLS2 2
GND 1
B3B-PH-K-S
5V2 3
SPLS1 2
GND 1
Signal
Code
name
SPED2 SPED2 DSPF document empty detector
SPLS1 SPLS1 DSPF document length detector 1
SPLS2 SPLS2 DSPF document length detector 2
SPWS SPWS DSPF document size (Width)
detection analog data detector
STLD STLD DSPF document tray lower limit
detector
/SLUMB /SLUMB DSPF paper tray lift motor
SPLS1
SPWS
SPED2
STLD
SPWS
SMP-05V-NC
SMR-05V-N
1 OUT /SLUMB 1
2 OUT /SLUMA 2
DSPF PWB
3 OUT SLUMB 3
4 OUT SLUMA 4
5 24V3 5
SMP-12V-NC
1
2
CN3
3
B34B-PHDSS-B
4
1 OUT /SLUMB
5
2 /STRC
6
3 OUT /SLUMA
7
4 /STRBC
8
5 OUT SLUMB
9
6 /SRRBC
10
7 OUT SLUMA
11
8 /SRRC
12
9 GND
10 GND
11 GND
12 GND
13 GND
14 GND
15 GND
16 GND
17 5VPOD
18 GND
19 5V2
20 GND
21 5V2
22 5V2
23 5V2
5V2
24
25 VAREF
26 N.C
27 24V3 SRRBC
28 5V2
29 24V3 FAN
30 24V3 STRBC
31 24V3 STRC
32 24V3 SRRC
33 24V3 PM
34 N.C
PHNR-9-H
1 VAREF 9
2 SPWS 8
3 GND 7
4 5V2 6
5 SPLS2 5
6 GND 4
7 5V2 3
8 SPLS1 2
9 GND 1
Name
MX-M700N DSPF SECTION C – 1
/SLUMB
SCNcnt
PWB
CN2 CN12
B32B-PHDSS-B S22B-PHDSS-B
GND 1 1 GND
GND 2 2 GND
VAREF 3 3 VAREF
N.C 4 4 5V1
24V3 5 5 24V3
SPPD2 6 6 SPPD2
24V3 7 7 24V3
SCOV 8 8 SCOV
5V2 9 9 5V2
SPPD1 10 10 SPPD1
/SPFMA 11 11 /SPFMA
SPED1 12
12 SPED1
SPFMA 13 13 SPFMA
STUD 14 14 STUD
/SPFMB 15 15 /SPFMB
SPFMO1 16 16 SPFMO1
SPFMB
17 17 SPFMB
SPFMO2 18 18 SPFMO2
STRRC 19 19 STRRC
STRRBC 20 20 STRRBC
/SLUMA 21 21 GND
/SLUMB 22 22 GND
SLUMA 23
SLUMB 24
SPF SET 25
5V2 SRRBC 26
SRRC 27
STRC 28
STRBC 29
SPFC 30
GND 31
GND 32
CN11
S20B-PHDSS-B
1 /SLUMA
2 /SLUMB
3 SLUMA
4 SLUMB
5 SPF SET
6 SRRBC
7 SRRC
8 STRC
9 STRBC
10 SPFC
11 SPFFAN
12 SPPD4
13 SPPD3
14 SPED2
15 STLD
16 SPWS
17 SPLS2
18 SPLS1
19 SOCD
20 SPOD
Function/Operation
DSPF document empty detection
DSPF document length detection (Short)
DSPF document length detection (Long)
DSPF document size (Width) detection
DSPF document tray lower limit detection
Lifts up and down the DSPF paper feed tray.
CN1 CN4
TX24-100R-LT-H1 TX25-100P-LT-H1
SCN
GND 1 1 GND
2
GND 2 GND
/1_DBL- 3 3 /1_DBL-
JNT
4
/1_DBL+ 4 /1_DBL+
1_CLK- 5 5 1_CLK-
6
1_CLK+ 6 1_CLK+
1_DATA0- 7 7 1_DATA0-
PWB
8
1_DATA0+ 8 1_DATA0+
1_DATA1- 9 9 1_DATA1-
10
1_DATA1+ 10 1_DATA1+
1_DATA2- 11 11 1_DATA2-
12
1_DATA2+ 12 1_DATA2+
1_DATA3- 13 13 1_DATA3-
14
1_DATA3+ 14 1_DATA3+
GND 15 15 GND
16
GND 16 GND
/CCDFAN 17 17 /CCDFAN
18
12V2 18 12V2
24V3 19 19 24V3
20
24V3 20 24V3 CN5
PDSEL1 21 21 PDSEL1
T24FAZ-SMT-TF
22
PDSEL2 22 PDSEL2
GND
/KEYIN 23 23 /KEYIN
5V1
24
SEG0 24 SEG0
/BZR
GND 25 25 GND
26 N.C
GND 26 GND
lcdS+ 27 27 lcdS+ N.C
28
lcdS- 28 lcdS- GND
lcdM+ 29 29 lcdM+
GND
30
lcdM- 30 lcdM-
GND
lcdCP1+ 31 31 lcdCP1+
/F3
32
lcdCP1- 32 lcdCP1-
/F2
lcdCP2+ 33 33 lcdCP2+
/F1
34
lcdCP2- 34 lcdCP2-
/F0
lcdD0+ 35 35 lcdD0+
SEG2
36
lcdD0- 36 lcdD0-
SEG1
lcdD1+ 37 37 lcdD1+
SEG0
38
lcdD1- 38 lcdD1-
/KEYIN
39 39 lcdD2+
lcdD2+
5V2
40
lcdD2- 40 lcdD2-
GND
41 41 lcdD3+
lcdD3+
42 PD
lcdD3- 42 lcdD3-
43 43 GND 5V2
GND
44
GND 44 GND PDSEL2
45 45 YH
YH PDSEL1
46
/XL 46 /XL
PDSEL0
47 47 /STSET
/STSET
GND
48
/STMPS 48 /STMPS
49 49 GND
GND
50
GND 50 GND
51 51 GND
GND
52
GND 52 GND
53 53 12V2
12V2
54
12V2 54 12V2
55 55 GND
GND
56
5V2 56 5V2
57 57 GND
GND
5V2 58 58 5V2
59 59 GND
GND
3.3V3 60 60 3.3V3
61 61 FRM_CCD1
FRM_CCD1
CLK_CCD1 62 62 CLK_CCD1
63 TXD_CCD1
TXD_CCD1 63
RES_CCD1 64 64 RES_CCD1
65 RXD_CCD1
RXD_CCD1 65
ADD_CCD1 66 66 ADD_CCD1
67
GND 67 GND
PAGE1 68 68 PAGE1
69
GND 69 GND
GND 70 70 GND
71
/CL1 71 /CL1
PDSEL0 72 72 PDSEL0
73
5V2 73 5V2
PD 74 74 PD
75
SEG1 75 SEG1
SEG2 76 76 SEG2
77
GND 77 GND
/F0 78 78 /F0
79
GND 79 GND
/F1 80 80 /F1
81
GND 81 GND
/F2 82 82 /F2
83
GND 83 GND
/F3 84 84 /F3
85
GND 85 GND
/BZR 86 86 /BZR
87
GND 87 GND
5V1 88 88 5V1
89
lcdDIS 89 lcdDIS
3.3V3 90 90 3.3V3
91
GND 91 GND
LCD_VEE 92 92 LCD_VEE
93
TH 93 TH
/CCFT 94 94 /CCFT
95
/YL 95 /YL
XH 96 96 XH
97
24V3 97 24V3
24V3 98 98 24V3
99
GND 99 GND
GND 100 100 GND
Type
Transmission
type
Transmission
type
Transmission
type
Volume resistor
Transmission
type
Stepping motor
CN101
T24FAZ-SMT-TF
24 1 GND
23 2 5V1
22 3 /BZR
21 4 N.C
20 5 N.C
19 6 GND
18 7 GND
17 8 GND
16 9 /F3
15 10 /F2
14 11 /F1
FFC-24Pin
13 12 /F0
12 13 SEG2
11 14 SEG1
10 15 SEG0
9 16 /KEYIN
8 17 5V2
7 18 GND
6 19 PD
5 20 5V2
4 21 PDSEL2
3 22 PDSEL1
2 23 PDSEL0
1
24 GND
MFP
OPE
PWB
NOTE
Sensor
Sensor
Sensor
Other detector
Sensor