DOWNLOAD Sharp AR-M550 (serv.man22) Service Manual ↓ Size: 17.06 MB | Pages: 127 in PDF or view online for FREE

Model
AR-M550 (serv.man22)
Pages
127
Size
17.06 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / ARM550 620 Circuit Diagrams
File
ar-m550-sm22.pdf
Date

Sharp AR-M550 (serv.man22) Service Manual ▷ View online

AR-555/550/620/625  MFP CONTROLLER PWB / 
MFP コントローラ PWB
  4 - 13
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (BUFFER)
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
ALE_H
3
FWE1
8,29
SLCTIN_P
9
IOA[17:1]
9,10,11
SYSAD[63:0]
2,4
FMCS9_2
8
ALE
3,28
ROMBUFOE
3,28
3_LDATA[15:0]
3,28
FOE2
8
ROMWE
3,9,28
FWE0
21
LOE
3,9,11,28
LA[22:2]
8,9,29
ROMBUFDIR
3,28
FOE
8,9,29
SLCTIN
15
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
BR707
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
1
2
3
4
5
6
7
8
ICT1907
ICT2047
C889
0.1uF
R1067
33
ICT1894
C8
0.1
ICT1808
ICT2045
ICT2014
ICT1893
ICT1891
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
1
2
3
4
5
6
7
8
ICT1904
ICT1889
ICT1903
ICT2050
BR719
1
2
3
4
5
6
7
8
IC73
74L
2
3
4
5
6
7
8
9
1
19
A0
A1
A2
A3
A4
A5
A6
A7
T/R
OE
ICT1888
ICT1840
ICT1916
ICT1902
ICT2051
IC26A
74LCX08MTC
1
2
3
ICT1901
ICT2052
ICT1915
ICT2053
BR708
1
2
3
4
5
6
7
8
BR735
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
C8
0.1
BR724
1
2
3
4
5
6
7
8
ICT1887
BR716
1
2
3
4
5
6
7
8
R1073
0
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
IC73
74L
2
3
4
5
6
7
8
9
1
19
A0
A1
A2
A3
A4
A5
A6
A7
T/R
OE
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
1
2
3
4
5
6
7
8
ICT1911
ICT1884
ICT1898
ICT1977
ICT1910
BR711
1
2
3
4
5
6
7
8
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
1
2
3
4
5
6
7
8
ICT1909
ICT1996
C910
0.1uF
BR736
1
2
3
4
5
6
7
8
ICT1883
ICT1896
BR737
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
1
2
3
4
5
6
7
8
ICT2046
BR715
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
AR-555/550/620/625  MFP CONTROLLER PWB / 
MFP コントローラ PWB
  4 - 14
3
3
2
2
1
1
D
C
B
A
7/29
IOD10
IOD8
IOD7
IOD8
IOD0
IOD10
IOD2
IOD0
IOD13
IOD9
IOD14
IOD3
IOD3
IOD15
IOD12
IOD9
IOD11
IOD1
IOD2
IOD1
IOD11
IOD4
IOD6
IOD4
IOD13
IOD7
IOD5
IOD15
IOD14
IOD5
IOD6
IOD12
SYSAD23
SYSAD26
SYSAD30
SYSAD27
SYSAD29
SYSAD31
SYSAD24
SYSAD20
SYSAD17
SYSAD28
SYSAD19
SYSAD25
SYSAD18
SYSAD22
SYSAD21
SYSAD16
MEMD29
MEMD3
MEMD24
MEMD25
MEMD18
MEMD29
MEMD7
MEMD16
MEMD21
MEMD2
MEMD11
MEMD23
MEMD5
MEMD17
MEMD3
MEMD23
MEMD0
MEMD10
MEMD27
MEMD7
MEMD30
MEMD10
MEMD8
MEMD8
MEMD27
MEMD14
MEMD19
MEMD31
MEMD0
MEMD21
MEMD18
MEMD16
MEMD9
MEMD24
MEMD11
MEMD13
MEMD17
MEMD1
MEMD22
MEMD15
MEMD15
MEMD20
MEMD12
MEMD13
MEMD19
MEMD31
MEMD22
MEMD2
MEMD5
MEMD30
MEMD20
MEMD26
MEMD9
MEMD12
MEMD1
MEMD25
MEMD26
MEMD4
MEMD6
MEMD28
MEMD4
MEMD28
MEMD6
MEMD14
MEMD[31:0]
8,29
SLCTIN2
9
IODG2
23
IOD[15:0]
9,10,11
IOD[15:0]
9,10,11
MEMD[31:0] 8,29
IODG
9,23
LCS3
5,11,23
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
BR717
1
2
3
4
5
6
7
8
ICT1929
ICT1851
IC731
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
C909
10pF
C899
10pF
C890
0.1uF
C891
0.1uF
C908
10pF
ICT1928
ICT1927
C927
10pF
C906
10pF
BR712
1
2
3
4
5
6
7
8
ICT1926
ICT1863
IC746A
74LCX08MTC
1
2
3
C923
10pF
ICT1925
C929
10pF
BR719
5
6
7
8
IC736
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
C928
10pF
IC26B
74LCX08MTC
4
5
6
C925
10pF
C903
10pF
C926
10pF
C924
10pF
C917
10pF
BR708
5
6
7
8
BR709
1
2
3
4
5
6
7
8
C895
10pF
IC728
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
C887
0.1uF
C922
10pF
C905
10pF
C896
10pF
BR716
5
6
7
8
C897
10pF
C888
0.1uF
0
C904
10pF
C919
10pF
C892
0.1uF
C913
10pF
ICT1924
C918
10pF
IC734
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
ICT1844
C902
10pF
ICT1923
ICT1845
C916
10pF
ICT1922
ICT1846
BR713
1
2
3
4
5
6
7
8
C894
10pF
BR711
5
6
7
8
BR722
1
2
3
4
5
6
7
8
C921
0.1uF
ICT1921
BR714
1
2
3
4
5
6
7
8
ICT1847
BR721
1
2
3
4
5
6
7
8
ICT1920
BR725
1
2
3
4
5
6
7
8
C915
10pF
BR728
1
2
3
4
5
6
7
8
ICT1919
BR720
1
2
3
4
5
6
7
8
C914
10pF
BR726
1
2
3
4
5
6
7
8
ICT1848
ICT1918
BR727
1
2
3
4
5
6
7
8
BR730
1
2
3
4
5
6
7
8
ICT1917
BR729
1
2
3
4
5
6
7
8
ICT1932
C898
10pF
C912
10pF
BR731
1
2
3
4
5
6
7
8
C911
0.1uF
ICT1849
BR732
1
2
3
4
5
6
7
8
ICT1931
ICT1850
C907
10pF
ICT1930
C900
10pF
C901
10pF
AR-555/550/620/625  MFP CONTROLLER PWB / 
MFP コントローラ PWB
  4 - 15
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (FLASH DIMM)
SDIMM
SDIMM4
MEMD31
MEMD29
LA10
MEMD1
LA3
LA8
LA11
LA6
FMCS9_1
MEMD19
LA11
MEMD4
MEMD13
FMCS10
MEMD24
MEMD26
LA14
LA14
FMCS13
LA19
LA8
LA9
LA16
LA15
MEMD3
FMCS11
MEMD14
MEMD6
MEMD27
LA17
LA2
MEMD5
MEMD12
MEMD9
LA4
LA20
MEMD11
MEMD16
LA20
LA21
LA3
MEMD17
LA7
MEMD20
MEMD22
LA5
FMCS9
LA12
MEMD8
MEMD2
LA13
LA21
LA13
MEMD7
MEMD18
LA18
LA17
MEMD28
LA4
MEMD15
MEMD25
MEMD10
FMCS8
LA7
LA2
LA10
LA19
LA18
LA16
LA12
LA5
MEMD21
MEMD30
LA15
FMCS12
MEMD23
LA6
LA9
MEMD0
FMCS9_2
7
FWE1
7,29
FMCS12
9
COLDRST
1,2,23,28
FOE
7,9,29
FMCS13
9
LA[22:2]
7,9,29
WP
9
FMCS10
9
FMCS9
9
FMCS8
9
RD/BY
28
FMCS11
9
MEMD[31:0]
7,29
CNT_VCCW 9
DIAG_SW
9
PCU_VCCW 9,14
SCN_VCCW 9,14
FX_VCCW
9,28
3.3V
3.3V
3.3V
3.3V
CN4
DMM2-SD72A-1131
12
13
14
15
16
17
18
28
31
32
40
41
42
43
44
46
47
11
19
2
3
4
5
6
7
8
9
21
22
23
24
25
26
27
35
37
38
49
50
51
52
53
54
56
57
58
60
59
62
63
64
45
48
55
10
30
61
1
20
39
29
33
34
36
65
66
67
68
69
70
71
72
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
1CE
NC
2CE
NC
OE
WP
WE
NC
RP
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
RY/BY
BYTE
VCCW
VCC
NC
VCC
GND
GND
GND
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
NC
C66
0.1uF
SW2
OTAX KSP05
1
2
3
4
5
10
9
8
7
6
R93
10K
R166
0
CN5
DMM2-SD72A-1
12
13
14
15
16
17
18
28
31
32
40
41
42
43
44
46
47
11
30
1
20
39
29
33
34
36
65
66
67
68
69
70
71
72
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
1CE
NC
2CE
NC
OE
WP
WE
NC
R
V
NC
GND
GND
GND
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
NC
R140
0
NO ASM
R141
0
C77
0.1uF
AR-555/550/620/625  MFP CONTROLLER PWB / 
MFP コントローラ PWB
  4 - 16
3
3
2
2
1
1
D
C
B
A
8/29
SDIMM5
SDIMM6
PS-J ROM
ASM ONLY FOR JAPAN
MEMD23
MEMD5
LA5
MEMD29
MEMD8
MEMD15
MEMD24
LA4
LA12
LA17
MEMD26
MEMD22
FMCS4
MEMD2
MEMD1
LA3
MEMD10
MEMD31
MEMD14
MEMD17
LA11
LA17
MEMD6
MEMD7
MEMD28
MEMD22
LA3
MEMD26
LA21
MEMD20
LA15
LA16
MEMD25
MEMD5
MEMD27
MEMD6
MEMD16
MEMD19
MEMD24
MEMD28
FMCS0
MEMD8
MEMD31
LA4
MEMD11
MEMD3
MEMD30
MEMD26
MEMD14
MEMD17
MEMD21
LA6
MEMD12
MEMD7
LA14
MEMD13
MEMD12
MEMD18
MEMD20
LA20
LA20
LA8
MEMD9
LA9
MEMD21
LA16
MEMD1
MEMD16
MEMD11
MEMD0
MEMD12
MEMD24
MEMD7
MEMD2
MEMD30
MEMD0
MEMD14
MEMD2
MEMD28
LA6
MEMD22
MEMD10
MEMD25
MEMD21
MEMD23
MEMD20
MEMD29
MEMD15
LA19
MEMD9
LA18
LA11
LA12
MEMD10
MEMD3
MEMD29
MEMD27
LA13
LA22
MEMD6
MEMD13
MEMD3
LA19
MEMD11
MEMD18
MEMD19
MEMD4
LA8
LA2
LA18
LA13
LA7
FMCS2
MEMD17
MEMD13
MEMD1
LA15
LA5
MEMD9
LA14
MEMD27
MEMD4
LA10
LA9
MEMD19
LA21
MEMD18
MEMD16
MEMD8
FMCS6
MEMD0
MEMD23
LA7
MEMD5
MEMD15
MEMD31
MEMD25
LA2
LA10
MEMD30
MEMD4
FMCS2
9
FOE2
7
FMCS4
9
FWE2
7
FMCS6
9
FMCS0
9
3.3V
3.3V
3.3V
3.3V
C141
0.1uF
C67
0.1uF
C79
0.1uF
C65
0.1uF
CN7
DMM-100G-133FNK31
28
78
29
79
30
80
31
81
32
82
33
83
34
84
35
85
36
86
37
87
38
88
39
89
40
90
41
91
42
92
43
93
18
68
19
69
20
70
21
71
22
23
72
73
26
24
25
4
54
5
6
45
46
55
56
95
96
1
2
49
50
51
52
99
100
7
57
8
58
9
59
10
60
11
61
12
62
13
63
14
64
15
65
16
66
17
97
53
98
67
74
75
76
77
3
27
47
48
44
94
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
NC
NC
Vpp
Vpp
Vpp
Vpp
NC
NC
OE_
WE_
RP
BYTE_
NC
WP_
RY/BY_
Vpp
Vpp
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
Vcc
GND
GND
GND
GND
GND
GND
GND
GND
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
NC
NC
GND
A21
CE0_
CE1_
CE2_
CE3_
NC
NC
NC
GND
NC
NC
CN6
DMM2-SD72A-1131
12
13
14
15
16
17
18
28
31
32
40
41
42
43
44
46
47
11
19
2
3
4
5
6
7
8
9
21
22
23
24
25
26
27
35
37
38
49
50
51
52
53
54
56
57
58
60
59
62
63
64
45
48
55
10
30
61
1
20
39
29
33
34
36
65
66
67
68
69
70
71
72
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
1CE
NC
2CE
NC
OE
WP
WE
NC
RP
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
RY/BY
BYTE
VCCW
VCC
NC
VCC
GND
GND
GND
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
NC
5
MM2-SD72A-1131
19
2
3
4
5
6
7
8
9
21
22
23
24
25
26
27
35
37
38
49
50
51
52
53
54
56
57
58
60
59
62
63
64
45
48
55
10
61
0
1
2
3
4
5
6
7
8
9
CE
C
CE
C
E
P
E
C
RP
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
RY/BY
BYTE
VCCW
VCC
C
VCC
ND
ND
ND
10
11
12
13
14
15
16
17
18
19
20
C
+
C952
10uF/16V
1
2
C953
0.1uF
C142
0.1uF
+
C136
22uF/16V
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