Sharp MX-M700U (serv.man2) Service Manual ▷ View online
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 10
"H"
YO_TEST[1:0]
XPLLBYPS[2:0]
"L"
BYPASS
NORMAL
ACTIVE BUFFER TEST SIGNAL
LCS1
9
LCS2
9
LCS0
9
LCS3
7,30
3.3V 3.3V 3.3V 3.3V 3.3V
3.3V
2.5V
3.3V
3.3V
2.5V
R
767
4.
7K
R
768
0
NO
ASM
C
54
0.
1uF
R
771
4.
7KN
O
A
S
M
R
772
0
+
C
64
22
uF/
16
V
C
750
0.
1uF
C
85
0.
1uF
C
100
0.
1uF
C
106
0.
1uF
C
738
0.
1uF
C
751
0.
1uF
C
739
0.
1uF
+
C
57
22
uF/
16
V
+
C
736
22
uF/
16
V
R
765
4.
7KN
O
A
S
M
+
C
737
22
uF/
16
V
R
766
0
C
740
0.
1uF
IC700B
MB87R1060V94
J5
M5
R5
V5
AB9
AB12
AB15
AB18
V22
R22
M22
J22
E18
E15
E12
E9
F5
K5
N5
U5
AA5
AB6
AB10
AB13
AB17
AB21
AA22
U22
P22
K22
F22
E21
E17
E14
E10
E6
A1
AF1
AF26
A26
E5
H5
L5
T5
W5
AB5
AB8
AB11
AB16
AB19
AB22
W22
T22
L22
H22
E22
E19
E16
E11
E8
AF16
AE15
AD14
AC13
AF22
AE22
AD22
AC22
AF2
AE26
D24
G22
D26
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VDDI
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AVDDH1
AVDDH2
AVDDH3
AVDDH4
AVSS1
AVSS2
AVSS3
AVSS4
AVSS5
AVSS6
AVSS7
AVSS8
AVSS9
C
741
0.
1uF
C
742
0.
1uF
C
53
0.
1uF
+
C
115
22
uF/
16
V
C
88
0.
1uF
C
96
0.
1uF
R
769
4.
7K
C
128
0.
1uF
R
770
0
NO
ASM
C
745
0.
1uF
C
746
0.
1uF
+
C
114
22
uF/
16
V
+
C
743
22
uF/
16
V
+
C
744
22
uF/
16
V
C
747
0.
1uF
C
748
0.
1uF
C
749
0.
1uF
R
773
4.
7KN
O
A
S
M
R
774
0
3
3
2
2
1
1
D
C
B
A
5/30
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 11
3
3_MD6
3_MD30
MAA9
MAA6
3_MD25
MAA6
MAA1
3
SDQMA1
3_MD21
3_MD17
MAA10
3_MD15
3
MAA1
3_MD13
MAA12
MAA10
3
3_MD10
SDQMA0
3_MD26
3_MD23
MAA8
MAA7
MAA4
MAA9
SDQMA7
3
3_MD9
3
MAA5
MAA5
3_MD29
3_MD3
3
MAA8
3_MD14
MAA3
SDQMA5
3
MAA11
3_MD19
MAA10
MAA1
MAA5
3
3_MD16
MAA6
3_MD28
MAA7
3_MD22
MAA3
MAA6
SDQMA6
MAA12
3
SDQMA3
3
MAA9
3_MD24
3_MD7
MAA4
MAA0
MAA8
MAA0
MAA2
MAA5
MAA4
MAA1
SDQMA2
3_MD8
3
3_MD11
3
MAA2
MAA0
3
3_MD20
3_MD12
MAA9
MAA2
SDQMA4
MAA11
MAA11
MAA2
3_MD2
MAA7
MAA10
MAA7
3
3_MD5
3
MAA0
MAA4
3_MD27
3_MD1
3_MD0
MAA8
MAA11
MAA12
3_MD4
MAA3
MAA12
3_MD31
MAA3
3_MD18
BSEL1A
2,28
MCASA
2,28
MAA[12:0]
2
MEMCLK0
21
SDQMA[7:0]
2
MWE
2,28
CKEA
2,28
MEMCLK0
21
MRASA
2,28
MEMCLK0
21
MCS0
2,28
MEMCLK0
21
BSEL0A
2,28
3_MD[63:0]
2
3.3V
3.3V
3.3V
3.3V
IC5
MT48LC16M16A2TG-75
23
24
25
26
29
30
31
32
33
34
22
35
2
4
5
7
8
10
11
13
42
44
45
47
48
50
51
53
3
9
43
49
6
12
46
52
17
18
19
16
38
37
39
15
20
21
1
14
27
28
41
54
36
40
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10/AP
A11
QD0
QD1
QD2
QD3
QD4
QD5
QD6
QD7
QD8
QD9
QD10
QD11
QD12
QD13
QD14
QD15
VCCQ
VCCQ
VCCQ
VCCQ
VSSQ
VSSQ
VSSQ
VSSQ
CAS#
RAS#
CS#
WE#
CLK
CKE
UDQM
LDQM
BS0
BS1
VCC
VCC
VCC
VSS
VSS
VSS
A12
NC
C12
0.1uF
C11
0.1uF
IC4
MT48LC16M16A2TG-75
23
24
25
26
29
30
31
32
33
34
22
35
2
4
5
7
8
10
11
13
42
44
45
47
48
50
51
53
3
9
43
49
6
12
46
52
17
18
19
16
38
37
39
15
20
21
1
14
27
28
41
54
36
40
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10/AP
A11
QD0
QD1
QD2
QD3
QD4
QD5
QD6
QD7
QD8
QD9
QD10
QD11
QD12
QD13
QD14
QD15
VCCQ
VCCQ
VCCQ
VCCQ
VSSQ
VSSQ
VSSQ
VSSQ
CAS#
RAS#
CS#
WE#
CLK
CKE
UDQM
LDQM
BS0
BS1
VCC
VCC
VCC
VSS
VSS
VSS
A12
NC
IC7
MT48LC16M16A2TG-75
23
24
25
26
29
30
31
32
33
34
22
35
2
4
5
7
8
10
11
13
42
44
45
47
48
50
51
53
3
9
43
49
6
12
46
52
17
18
19
16
38
37
39
15
20
21
1
14
27
28
41
54
36
40
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10/AP
A11
QD0
QD1
QD2
QD3
QD4
QD5
QD6
QD7
QD8
QD9
QD10
QD11
QD12
QD13
QD14
QD15
VCCQ
VCCQ
VCCQ
VCCQ
VSSQ
VSSQ
VSSQ
VSSQ
CAS#
RAS#
CS#
WE#
CLK
CKE
UDQM
LDQM
BS0
BS1
VCC
VCC
VCC
VSS
VSS
VSS
A12
NC
ICT1433
ICT1354
ICT1376
ICT1340
C297
0.1uF
C298
0.1uF
C13
0.1uF
IC6
MT48LC16M16A2TG-75
23
24
25
26
29
30
31
32
33
34
22
35
2
4
5
7
8
10
11
13
42
44
45
47
48
50
51
53
3
9
43
49
6
12
46
52
17
18
19
16
38
37
39
15
20
21
1
14
27
28
41
54
36
40
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10/AP
A11
QD0
QD1
QD2
QD3
QD4
QD5
QD6
QD7
QD8
QD9
QD10
QD11
QD12
QD13
QD14
QD15
VCCQ
VCCQ
VCCQ
VCCQ
VSSQ
VSSQ
VSSQ
VSSQ
CAS#
RAS#
CS#
WE#
CLK
CKE
UDQM
LDQM
BS0
BS1
VCC
VCC
VCC
VSS
VSS
VSS
A12
NC
C14
0.1uF
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (SDRAM OnBOARD/DIMM) (MX-M550N/M550U/M550)
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 12
SDRAM DIMM Slot
MAA1
3_MD63
SDQMA0
3_MD8
MAA3
3_MD43
3_MD38
3_MD43
3_MD15
3_MD6
MAA6
3_MD53
3_MD26
3_MD25
MAA9
MAA4
3_MD44
3_MD41
3_MD46
3_MD12
3_MD57
3_MD35
3_MD62
3_MD5
MAA8
3_MD33
3_MD1
3_MD23
3_MD51
3_MD36
3_MD33
SDQMA2
3_MD31
SDQMA6
SDQMA4
3_MD42
3_MD50
MAA7
3_MD60
3_MD57
3_MD58
SDQMA1
3_MD18
3_MD61
3_MD11
3_MD45
3_MD28
3_MD45
3_MD2
SDQMA5
3_MD27
3_MD51
3_MD30
3_MD29
3_MD60
3_MD47
3_MD52
3_MD63
3_MD32
3_MD19
3_MD7
MAA5
3_MD39
3_MD3
3_MD9
3_MD58
3_MD59
MAA2
3_MD50
3_MD47
3_MD21
3_MD42
MAA0
3_MD55
3_MD54
3_MD16
3_MD13
3_MD59
3_MD40
3_MD46
MAA11
3_MD49
3_MD54
3_MD53
SDQMA7
3_MD48
3_MD35
MAA12
SDQMA3
3_MD56
3_MD61
3_MD14
3_MD34
3_MD52
3_MD41
3_MD37
3_MD17
3_MD56
3_MD55
MAA10
3_MD24
3_MD49
3_MD10
3_MD20
3_MD4
3_MD38
3_MD34
3_MD37
3_MD44
3_MD40
3_MD39
3_MD48
3_MD62
3_MD36
3_MD0
3_MD22
3_MD32
CKEA
2,28
MEMCLK4
21
MCASA
2,28
MCS2A
2,28
MAA[12:0]
2
SDA
3,28
MRASA
2,28
CKEA
2,28
MEMCLK1
21
SDQMA[7:0]
2
3_MD[63:0]
2
SCL
3,28
BSEL0A
2,28
MEMCLK2
21
MCS1A
2,28
MEMCLK3
21
BSEL1A
2,28
MWE
2,28
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
C41
0.1uF
C42
0.1uF
C23
0.1uF
C31
0.1uF
C44
0.1uF
C32
0.1uF
R45
10K
CN3
DMM168-FLAA2-3A133
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
68
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
GND
DQ0
DQ1
DQ2
DQ3
+3.3V
DQ4
DQ5
DQ6
DQ7
DQ8
GND
DQ9
DQ10
DQ11
DQ12
DQ13
+3.3V
DQ14
DQ15
NC
NC
GND
NC
NC
+3.3V
W(WE0)
DQMB0
DQMB1
S0
NC(OE0)
GND
A0
A2
A4
A6
A8
A10
BA1
+3.3V
+3.3V
CK0
GND
NC(OE2)
S2
DQMB2
DQMB3
NC(WE2)
+3.3V
NC
NC
NC
NC
GND
DQ16
DQ17
DQ18
DQ19
+3.3V
DQ20
NC
NC
NC(CKE1)
GND
DQ21
DQ22
DQ23
DQ24
DQ25
DQ26
DQ27
+3.3V
DQ28
DQ29
DQ30
DQ31
GND
CK2
NC
NC
SDA
SCL
+3.3V
GND
GND
DQ32
DQ33
DQ34
DQ35
+3.3V
DQ36
DQ37
DQ38
DQ39
DQ40
GND
DQ41
DQ42
DQ43
DQ44
DQ45
+3.3V
DQ46
DQ47
NC
NC
GND
NC
NC
+3.3V
CE
DQMB4
DQMB5
S1
RE
GND
A1
A3
A5
A7
A9
BA0
A11
+3.3V
CK1
NC
GND
CKE0
S3
DQMB6
DQMB7
NC
+3.3V
NC
NC
NC
NC
GND
DQ48
DQ49
DQ50
DQ51
+3.3V
DQ52
NC
NC
NC
GND
DQ53
DQ54
DQ55
GND
DQ56
DQ57
DQ58
DQ59
+3.3V
DQ60
DQ61
DQ62
DQ63
GND
CK3
NC
SA0
SA1
SA2
+3.3V
C24
0.1uF
R44
10K
C299
0.1uF
C300
0.1uF
3
3
2
2
1
1
D
C
B
A
6/30
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 13
3_LDATA6
3_LDATA9
3_LDATA10
3_LDATA5
3_LDATA13
3_LDATA3
LA3
LA20
LA21
LA7
3_LDATA0
LA12
LA14
3_LDATA4
3_LDATA6
3_LDATA8
LA2
LA5
3_LDATA15
3_LDATA3
3_LDATA0
3_LDATA13
3_LDATA1
LA10
3_LDATA11
3_LDATA10
LA17
LA22
3_LDATA5
LA19
3_LDATA2
LA13
3_LDATA15
3_LDATA2
LA18
3_LDATA2
3_LDATA1
LA4
LA6
3_LDATA4
3_LDATA9
3_LDATA5
LA16
3_LDATA4
3_LDATA12
3_LDATA1
3_LDATA14
3_LDATA0
LA11
3_LDATA12
3_LDATA7
3_LDATA11
LA15
3_LDATA3
LA9
3_LDATA7
3_LDATA14
3_LDATA8
LA8
IOA15
IOA14
IOA13
IOA12
IOA11
IOA10
IOA9
IOA8
IOA7
IOA6
IOA5
IOA4
IOA3
IOA2
IOA1
IOA16
IOA17
SYSAD12
SYSAD33
SYSAD54
SYSAD42
SYSAD2
SYSAD15
SYSAD41
SYSAD14
SYSAD35
SYSAD47
SYSAD53
SYSAD37
SYSAD45
SYSAD10
SYSAD11
SYSAD50
SYSAD46
SYSAD51
SYSAD6
SYSAD7
SYSAD40
SYSAD52
SYSAD49
SYSAD39
SYSAD43
SYSAD36
SYSAD48
SYSAD34
SYSAD8
SYSAD9
SYSAD4
SYSAD38
SYSAD5
SYSAD0
SYSAD13
SYSAD1
SYSAD3
SYSAD44
FWE2
8
BOOTCS
3,9,28
IOA0
11,30
ALE_H
3
FWE1
29
SLCTIN_P
9
IOA[17:1]
9,10,11,30
SYSAD[63:0]
2,4
FMCS9_2
8
ALE
3,28
ROMBUFOE
3,28
3_LDATA[15:0]
3,28
FOE2
8
ROMWE
3,8,9,28
FWE0
21
LOE
3,9,11,28,30
LA[22:2]
8,9,29
ROMBUFDIR
3,28
FOE
9,29
IOA21
30
IOA18
11
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
BR707
33Ω
1
2
3
4
5
6
7
8
IC727
74LCX245
2
3
4
5
6
7
8
9
1
19
10
20
18
17
16
15
14
13
12
11
A0
A1
A2
A3
A4
A5
A6
A7
T/R
OE
GND
VCC
B0
B1
B2
B3
B4
B5
B6
B7
ICT2044
BR710
33Ω
1
2
3
4
5
6
7
8
ICT1907
ICT2047
C889
0.1uF
R1067
33
ICT1894
ICT1808
ICT2045
ICT2014
ICT1893
ICT1891
R
ICT1906
ICT2048
ICT1976
IC730
74LCX245
2
3
4
5
6
7
8
9
1
19
10
20
18
17
16
15
14
13
12
11
A0
A1
A2
A3
A4
A5
A6
A7
T/R
OE
GND
VCC
B0
B1
B2
B3
B4
B5
B6
B7
ICT1892
ICT1890
ICT1956
ICT1905
ICT2049
C893
0.1uF
BR723
33Ω
1
2
3
4
5
6
7
8
ICT1904
ICT1889
ICT1903
ICT2050
BR719
33Ω
1
2
3
4
ICT2174
2
3
4
5
6
7
8
9
19
ICT1888
ICT1840
ICT1916
ICT1902
ICT2051
IC26A
74LCX08MTC
1
2
3
ICT1901
ICT2052
ICT1915
ICT2053
BR708
33Ω
1
2
3
4
BR735
33Ω
1
2
3
4
5
6
7
8
IC737
74LCX373
3
4
7
8
13
14
17
18
1
11
2
5
6
9
12
15
16
19
20
10
D0
D1
D2
D3
D4
D5
D6
D7
OE
LE
O0
O1
O2
O3
O4
O5
O6
O7
VCC
GND
ICT1914
BR724
33Ω
1
2
3
4
5
6
7
8
ICT1887
BR716
33Ω
1
2
3
4
ICT1783
ICT1913
ICT1886
IC726
74LCX244MTC
2
4
6
8
11
13
15
17
18
16
14
12
9
7
5
3
1
19
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1OE
2OE
VCC
GND
ICT1785
2
3
4
5
6
7
8
9
19
ICT1786
IC733
74LCX373
3
4
7
8
13
14
17
18
1
11
2
5
6
9
12
15
16
19
20
10
D0
D1
D2
D3
D4
D5
D6
D7
OE
LE
O0
O1
O2
O3
O4
O5
O6
O7
VCC
GND
ICT1841
ICT1912
ICT1899
ICT1885
ICT1787
IC11C
74LCX32MTC
9
10
8
ICT1788
ICT1789
BR738
33Ω
1
2
3
4
5
6
7
8
ICT1911
ICT1884
ICT1898
ICT1977
ICT1910
BR711
33Ω
1
2
3
4
IC729
74LCX244MTC
2
4
6
8
11
13
15
17
18
16
14
12
9
7
5
3
1
19
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1OE
2OE
VCC
GND
C920
0.1uF
ICT1897
BR734
33Ω
1
2
3
4
5
6
7
8
ICT1909
ICT1996
C910
0.1uF
BR736
33Ω
1
2
3
4
5
6
7
8
ICT1883
ICT1896
BR737
33Ω
1
2
3
4
5
6
7
8
ICT2000
ICT1880
ICT2029
ICT1882
C886
0.1uF
ICT1879
ICT1881
ICT1784
ICT2001
ICT2013
ICT1878
ICT2039
IC735
74LCX373
3
4
7
8
13
14
17
18
1
11
2
5
6
9
12
15
16
19
20
10
D0
D1
D2
D3
D4
D5
D6
D7
OE
LE
O0
O1
O2
O3
O4
O5
O6
O7
VCC
GND
BR718
33Ω
1
2
3
4
5
6
7
8
ICT2046
BR715
33Ω
1
2
3
4
5
6
7
8
ICT1843
C930
0.1uF
ICT1877
ICT2043
ICT1908
IC732
74LCX244MTC
2
4
6
8
11
13
15
17
18
16
14
12
9
7
5
3
1
19
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1OE
2OE
VCC
GND
ICT1895
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (BUFFER) (MX-M550N/M550U/M550)
Click on the first or last page to see other MX-M700U (serv.man2) service manuals if exist.