Sharp AR-M550N - Page 79

AR-555/550/620/625 MFP CONTROLLER PWB / MFP コントローラ PWB 4 - 56
A
3
3
2
2
1
1
D
C
B
A
29/29
FXD24
MEMD25
FXD26
LA20
FXD18
FXD20
FXA19
MEMD17
FXD21
MEMD18
FXD22
FXA21
MEMD21
FXD29
MEMD24
MEMD31
MEMD30
FXD19
FXA17
MEMD22
MEMD16
FXD30
LA18
FXA18
MEMD28
MEMD19
FXD28
MEMD20
FXA22
MEMD27
FXD17
FXA20
FXD16
LA19
FXD27
LA21
MEMD26
FXD31
MEMD29
LA17
FXD23MEMD23
FXD25
LA22
FMCS189
FOE7,8,9
FMCS159
FMCS199 FXCS19 28
FXOE 28
FXCS14 28
FMCS149
FXWE 28
FXCS16_17 28
FWE17,8
FXD[31:0] 28
FXCS15 28
FXA[22:2] 28
FXCS18 28
3.3V
3.3V
3.3V
3.3V
C938
0.1uF
C934
0.1uF
IC46A
74LCX08MTC
1
2
3
C932
0.1uF
IC745
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
C935
0.1uF
IC739
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
IC742
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
IC741
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
ICT1791
ICT1876
ICT1792
ICT1793