Read Sharp MX-M550U / MX-M620U (serv.man2) Service Manual online
MX-M550/M620/M700 CIRCUIT DIAGRAM / 回路図 4 - 105
IDE_DD4
IDE_DD0
IDE_DD1
IDE_DD7
IDE_DD2
IDE_DD5
IDE_DD6
IDE_CS0
IDE_DD7
IDE_DA1
IDE_DA1
IDE_DA0
IDE_DD3
IDE_DD4
IDE_DD1
IDE_DD6
IDE_CS0
IDE_DD0
IDE_DD3
IDE_DA0
IDE_DD5
IDE_DD2
IDE_RST_
25
IDE_INTRQ
25
IDE_DA[2..0]
25
IDE_RST_
25
IDE_DIOR_
25
IDE_DMARQ_
25
IDE_DD[15..0]
25
IDE_DACK_
25
IDE_DIOR_
25
IDE_DIOW_
25
IDE_DIOW_
25
IDE_IORDY
25
IDE_DMARQ_
25
IDE_CS[1..0]
25
IDE_CBLID_
25
IDE_INTRQ
25
IDE_DACK_
25
IDE_CBLID_
25
IDE_IORDY
25
CN_DIO
CN_DIO
CN_DA
CN_
CN_IOR
CN_INT
CN_CBLI
VCC
3.3V
VCC
R545
33 NO ASM
C365
0.1uF
NO ASM
ICT944
C1028
47pF
R553
0
R525
33 NO ASM
ICT945
R541
82 NO ASM
R539
33 NO ASM
ICT946
ICT947
R1172
10K
R550
33 NO ASM
ICT
1429
IC67
PI5C3384Q
NO ASM
1
13
3
4
7
8
11
14
17
18
21
22
2
5
6
9
10
15
16
19
20
23
12
24
BEA
BEB
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
B0
B1
B2
B3
B4
B5
B6
B7
B8
B9
GND VCC
R1170
1K
ICT1430
R533
33 NO ASM
R531
33 NO ASM
ICT948
R535
33 NO ASM
R555
33
ICT956
R1169
1K
NO ASM
R537
33 NO ASM
R556
33
R558
33
ICT949
ICT957
ICT877
R554
33
R560
33
ICT950
R564
33
C363
0.1uF
NO ASM
R562
33
R566
33
ICT951
ICT952
R529
33 NO ASM
R581
33
R527
33 NO ASM
R570
82
IC69
PI5C3384Q
NO ASM
1
13
3
4
7
8
11
14
17
18
21
22
2
5
6
9
10
15
16
19
20
23
12
24
BEA
BEB
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
B0
B1
B2
B3
B4
B5
B6
B7
B8
B9
GND VCC
ICT953
R568
33
R1171
5.6K
ICT954
R524
33 NO ASM
R546
82 NO ASM
ICT940
R543
33 NO ASM
R579
33
ICT955
C1027
47pF
R552
0
NO ASM
R573
33
R542
33 NO ASM
ICT941
R580
33
R544
82 NO ASM
R576
82
R582
0
NO ASM
R575
33
ICT942
R548
33 NO ASM
R577
33
R578
82
ICT943
R547
33 NO ASM
5
5
4
4
3
3
D
C
B
A
MFP CONTROL PWB (IDE CONNECTOR) (MX-M620N/M620U/M620)
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