Read Sharp MX-5050N / MX-5050V / MX-5070N / MX-5070V / MX-6050N / MX-6050V / MX-6070N / MX-6070V (serv.man3) Service Manual online
MX-5170FV ACTUAL WIRING DIAGRAM / 実体配線図 2 – 3
3. LSU / LSU
PCU PWB
LSU CNT PWB
BD PWB
LD PWB
SCN MFPC PWB
Board to Board
CPWBF2154FCE3
LSU Thermistor PWB
LSU Thermistor PWB
CPWBF2154FCE3
CPWBF2154FCE2
ᵐᵗᵐᵐᵓᵎᵋᵕ
ᵡᵬᵒ
ᵏᵕᵑᵗᵕᵕᵋᵕ
TH
2
1
DGND
2
TH
1
3
DGND
4
BD
5
DGND
6
+5V
7
ᵰᵫᵭᵲᵮᵏᵎᵔᵏᵤᵡᵮᵸ
ᵮᵥᵫ
Ώ
ῧ
῝῭ᵋ
ᵏᵕᵑᵗᵕᵕᵋᵓ
ᵐᵗᵐᵏᵕᵐᵋᵓ
NPOLY
_
CK
1
NPOLY
_LOCK
2
NPO
L
Y
_
START
3
PG
ND
4
24V
5
ᵶᵽᵐᵗᵐᵐᵓᵎᵋᵑ
ᵡᵬᵏ
PG
ND
3
NF
ANRDY
2
24V
1
ᵏᵋᵑᵓᵑᵐᵗᵑᵋᵑ
ᵏᵋᵐᵗᵐᵐᵎᵕᵋᵑ
ᵡᵬᵐ
PG
ND
13
24V
12
PG
ND
11
24V
10
DGND
9
5V
N
8
DGND
7
5V
N
6
DGND
5
3.
3V
N
4
NC
3
NC
2
BEAM
DETECT
1
ᵏᵕᵑᵗᵕᵕᵋᵑ
ᵐᵗᵐᵐᵓᵎᵋᵑ
ᵡᵬᵏ
+5V
D
1
GND
2
BD
3
ᵏᵋᵑᵓᵑᵐᵗᵑᵋᵖ
ᵡᵬᵏᵑ
ᵏᵋᵐᵗᵐᵐᵎᵕᵋᵖ
NJOBEND_INT
_
Y
18
NJOBEND_INT
_
M
17
NJOBEND_INT
_
C
16
NJOBEND_INT
_
K
15
3.
3V
N
14
DGND
13
5V
N
12
DGND
11
5V
N
10
DGND
9
AK_
CS_
C
2
8
AK_
C
S_
EEP_
C2
7
AK_
CS_
K
2
6
AK_
C
S_
EEP_
K
2
5
AK_
CS_
Y
2
4
AK_
CS_
E
EP_
Y
2
3
AK_
CS_
M
2
2
AK_
CS_
E
EP_
M
2
1
DGND
1
TH
1
2
TH
2
3
DGND
4
NBD
5
DGND
6
+24V
7
+24V
8
+24V
9
PG
ND
10
PG
ND
11
PG
ND
12
NPO
L
Y
_
START
13
NPOLY
_LOCK
14
NPOLY
_
CK
15
DGND
16
FA
N_24V
17
NF
ANRDY
18
PG
ND
19
#P
2_A
K
2
20
#P
1_A
K
2
21
#P
0_A
K
2
22
SDCLK
23
P
4_C_A
K
2
24
P
3_C_A
K
2
25
NI
NT
_C_A
K
2
26
M
SET_
C
_
AK2
27
P
4_C_A
K
1
28
P
3_C_A
K
1
29
NI
NT
_C_A
K
1
30
NLDERR_C
31
M
SET_
C
_
AK1
32
P
4_K
_A
K
2
33
P
3_K
_A
K
2
34
NI
NT
_K
_A
K
2
35
M
SET_
K
_
AK2
36
P
4_K
_A
K
1
37
P
3_K
_A
K
1
38
NI
NT
_K
_A
K
1
39
NLDERR_K
40
M
SET_
K
_
AK1
41
P
4_Y
_A
K
1
42
P
3_Y
_A
K
1
43
NI
NT
_Y
_A
K
1
44
M
SET_
Y
_
AK1
45
P
4_Y
_A
K
2
46
P
3_Y
_A
K
2
47
NI
NT
_Y
_A
K
2
48
NLDERR_Y
49
M
SET_
Y
_
AK2
50
P
4_M_A
K
2
51
P
3_M_A
K
2
52
NI
NT
_M_A
K
2
53
M
SET_
M
_
AK2
54
P
4_M_A
K
1
55
P
3_M_A
K
1
56
NI
NT
_M_A
K
1
57
NLDERR_M
58
M
SET_
M
_
AK1
59
DGND
60
ᵤᵦᵒᵖᵋᵑᵎᵱᵋᵎᵌᵓᵱᵴ
ᵡᵬᵒᵗ
DGND
1
CH0_N
2
CH0_P
3
DGND
4
CH1_N
5
CH1_P
6
DGND
7
CH2_N
8
CH2_P
9
DGND
10
CLK_N
11
CLK_P
12
DGND
13
CH3_N
14
CH3_P
15
DGND
16
CH4_N
17
CH4_P
18
DGND
19
VSY
NC_
K
20
VSY
NC_
C
21
VSY
NC_
M
22
VSY
NC_
Y
23
DGND
24
DGND(ECLK_LSU_N)
25
E
C
LK
_LS
U(_P
)
26
DGND
27
HS
Y
N
C_LS
U(_P
)
28
DGND(HSY
NC_LSU_N)
29
DGND
30
DGND
1
TH
1
2
TH
2
3
DGND
4
NBD
5
DGND
6
+24V
7
+24V
8
+24V
9
PG
ND
10
PG
ND
11
PG
ND
12
NPO
L
Y
_
START
13
NPOLY
_LOCK
14
NPOLY
_
CK
15
DGND
16
FA
N_24V
17
NF
ANRDY
18
PG
ND
19
#P
2_A
K
2
20
#P
1_A
K
2
21
#P
0_A
K
2
22
SDCLK
23
P
4_C_A
K
2
24
P
3_C_A
K
2
25
NINT
_C_AK2
26
MS
E
T
_C_A
K
2
27
P
4_C_A
K
1
28
P
3_C_A
K
1
29
NINT
_C_AK1
30
NLDERR_C
31
MS
E
T
_C_A
K
1
32
P
4_K
_A
K
2
33
P
3_K
_A
K
2
34
NI
NT
_K
_A
K
2
35
M
SET_
K
_
AK2
36
P
4_K
_A
K
1
37
P
3_K
_A
K
1
38
NI
NT
_K
_A
K
1
39
NLDERR_K
40
M
SET_
K
_
AK1
41
P
4_Y
_A
K
1
42
P
3_Y
_A
K
1
43
NINT
_Y
_AK1
44
M
SET_
Y
_
AK1
45
P
4_Y
_A
K
2
46
P
3_Y
_A
K
2
47
NINT
_Y
_AK2
48
NLDERR_Y
49
M
SET_
Y
_
AK2
50
P
4_M_A
K
2
51
P
3_M_A
K
2
52
NINT
_M
_AK2
53
M
SET_
M
_
AK2
54
P
4_M_A
K
1
55
P
3_M_A
K
1
56
NINT
_M
_AK1
57
NLDERR_M
58
M
SET_
M
_
AK1
59
DGND
60
ᵏᵋᵑᵓᵑᵐᵗᵑᵋᵐ
ᵏᵋᵐᵗᵐᵐᵎᵕᵋᵐ
ᵡᵬᵓ
AK_
CS_
C
1
1
AK_
CS_
EEP_
C1
2
AK_
CS_
K
1
3
AK_
CS_
EEP_
K1
4
AK_
CS_
Y
1
5
AK_
CS_
EEP_
Y
1
6
AK_
CS_
M
1
7
AK_
CS_
EEP_
M
1
8
AK_
RX
D
9
AK_
TX
D
10
AK_
SCL
K
11
GND
12
ᵏᵕᵑᵗᵕᵕᵋᵐ
ᵐᵗᵐᵐᵓᵎᵋᵐ
ᵡᵬᵏ
GND
1
TH
1
2
ᵏᵕᵑᵗᵕᵕᵋᵐ
ᵐᵗᵐᵐᵓᵎᵋᵐ
ᵡᵬᵏ
GND
1
TH
1
2
ᵏᵋᵑᵓᵑᵐᵗᵑᵋᵏ
ᵏᵋᵐᵗᵐᵐᵎᵕᵋᵏ
ᵡᵬᵏ
T
H
1_LS
U
10
T
H
2_LS
U
9
DGND
11
LSUASIC_RST
8
nT
RANS_RST
7
nT
RANS_DAT
6
nS
CK
_LS
U
5
n
R
SV_
DAT
4
JOBEND_INT
3
nP
CU_T
RG
2
GND
1
ᵏᵋᵐᵗᵐᵐᵎᵕᵋᵎ
ᵏᵋᵑᵓᵑᵐᵗᵑᵋᵎ
ᵡᵬᵑ
DGND
10
5V
N
9
DGND
8
5V
N
7
DGND
6
3.
3V
N
5
nJOBEND_INT
_
K
4
nJOBEND_INT
_
M
2
nJOBEND_INT
_
Y
1
nJOBEND_INT
_
C
3
ᵏᵋᵑᵓᵑᵐᵗᵑᵋᵐ
ᵡᵬᵏᵐ
ᵏᵋᵐᵗᵐᵐᵎᵕᵋᵐ
AK_
CS_
C
1
12
AK_
C
S_
EEP_
C1
11
AK_
CS_
K
1
10
AK_
C
S_
EEP_
K
1
9
AK_
CS_
Y
1
8
AK_
CS_
E
EP_
Y
1
7
AK_
CS_
M
1
6
AK_
CS_
E
EP_
M
1
5
AK_
RX
D
4
AK_
TX
D
3
AK_
S
CL
K
2
GND
1
ᵑᵓᵑᵐᵗᵑᵋᵖ
ᵐᵗᵐᵐᵎᵕᵋᵖ
ᵡᵬᵐ
AK_
CS_
C
2
1
AK_
CS_
EEP_
C2
2
AK_
CS_
K
2
3
AK_
CS_
EEP_
K2
4
AK_
CS_
Y
2
5
AK_
CS_
EEP_
Y
2
6
AK_
CS_
M
2
7
AK_
CS_
EEP_
M
2
8
#P
0_K
_A
K
1
61
DGND
62
+3.
3
V
63
WP
_
Y
64
S
C
L_Y
65
SDA_
Y
66
WP
_
M
67
S
C
L_M
68
SDA_
M
69
WP
_
C
70
S
C
L_C
71
SDA_
C
72
WP
_
K
73
S
C
L_K
74
SDA_
K
75
DGND
76
DGND
77
+5V
_LD
78
DGND
79
+5V
_LD
80
DGND
81
+5V
_LD
82
DGND
83
#P
0_C_A
K
1
84
#P
2_A
K
1
85
#P
1_A
K
1
86
#P
0_M_A
K
1
87
DT
_C3+
88
DT
_C3-
89
DT
_C4+
90
DT
_C4-
91
DT
_C1+
92
DT
_C1-
93
DT
_C2+
94
DT
_C2-
95
DT
_K
4+
96
DT
_K
4-
97
DT
_K
3+
98
DT
_K
3-
99
DT
_K
2+
100
DT
_K
2-
101
DT
_K
1+
102
DT
_K
1-
103
DT
_Y
1+
104
DT
_Y
1-
105
DT
_Y
2+
106
DT
_Y
2-
107
DT
_Y
3+
108
DT
_Y
3-
109
DT
_Y
4+
110
DT
_Y
4-
111
DT
_M3+
112
DT
_M3-
113
DT
_M4+
114
DT
_M4-
115
DT
_M1+
116
DT
_M1-
117
DT
_M2+
118
DT
_M2-
119
#P
0_Y
_A
K
1
120
#P
0_K
_A
K
1
61
DGND
62
+3.
3
V
63
WP
_
Y
64
S
C
L_Y
65
SDA_
Y
66
WP
_
M
67
S
C
L_M
68
SDA_
M
69
WP
_
C
70
S
C
L_C
71
SDA_
C
72
WP
_
K
73
S
C
L_K
74
SDA_
K
75
DGND
76
DGND
77
+5V
_LD
78
DGND
79
+5V
_LD
80
DGND
81
+5V
_LD
82
DGND
83
#P
0_C_A
K
1
84
#P
2_A
K
1
85
#P
1_A
K
1
86
#P
0_M_A
K
1
87
DT
_C3+
88
DT
_C3-
89
DT
_C4+
90
DT
_C4-
91
DT
_C1+
92
DT
_C1-
93
DT
_C2+
94
DT
_C2-
95
DT
_K
4+
96
DT
_K
4-
97
DT
_K
3+
98
DT
_K
3-
99
DT
_K
2+
100
DT
_K
2-
101
DT
_K
1+
102
DT
_K
1-
103
DT
_Y
1+
104
DT
_Y
1-
105
DT
_Y
2+
106
DT
_Y
2-
107
DT
_Y
3+
108
DT
_Y
3-
109
DT
_Y
4+
110
DT
_Y
4-
111
DT
_M3+
112
DT
_M3-
113
DT
_M4+
114
DT
_M4-
115
DT
_M1+
116
DT
_M1-
117
DT
_M2+
118
DT
_M2-
119
#P
0_Y
_A
K
1
120
ᵏᵋᵑᵓᵑᵐᵗᵑᵋᵐ
ᵡᵬᵏᵏ
ᵐᵋᵐᵗᵐᵐᵎᵖᵋᵒ
ᵐᵋᵑᵓᵑᵐᵗᵒᵋᵒ
ᵏᵋᵑᵓᵑᵐᵗᵑᵋᵐ
(NC)
24
DGND
23
NPCU_T
R
G
22
JO
BEND_
INT
21
NRSV_
D
AT
20
NSCK_LSU
19
NT
RANS_DAT
18
NT
RANS_RST
17
L
S
UASIC_
RST
16
T
H
2_LS
U
15
T
H
1_LS
U
14
DGND
13
PG
ND
1
24V
2
2
PG
ND
3
24V
2
4
DGND
5
5V
N
6
DGND
7
5V
N
8
DGND
9
3.
3V
N
10
SDA_
L
D
D
11
S
C
L_LDD
12
ᵤᵦᵒᵏᵋᵑᵎᵱᵋᵎᵌᵓᵱᵦᵆᵎᵓᵇ
ᵡᵬᵒ
DGND
1
CH0_N
2
CH0_P
3
DGND
4
CH1_N
5
CH1_P
6
DGND
7
CH2_N
8
CH2_P
9
DGND
10
CLK_N
11
CLK_P
12
DGND
13
CH3_N
14
CH3_P
15
DGND
16
CH4_N
17
CH4_P
18
DGND
19
VSY
NC_
K
20
VSY
NC_
C
21
VSY
NC_
M
22
VSY
N
C_
Y
23
DGND
24
E
C
LK
_LS
U_N
25
E
C
LK
_LS
U_P
26
DGND
27
HSY
N
C_LSU_P
28
HSY
NC_LSU_N
29
DGND
30
ᵑᵓᵑᵐᵗᵑᵋᵓ
ᵐᵗᵐᵐᵎᵔᵋᵓ
ᵡᵬᵑ
NPOLY
_
CK
5
NP
OLY
_LOCK
4
NPO
L
Y
_
START
3
PG
ND
2
24V
1
Click on the first or last page to see other MX-5050N / MX-5050V / MX-5070N / MX-5070V / MX-6050N / MX-6050V / MX-6070N / MX-6070V (serv.man3) service manuals if exist.