Kyocera KM-4230 Service Manual page 585

10
Memory copy PCB /
12
A B
1
2
3
4
5
6
7
8
A B
C D
SIMMD (31:0)
$001
31 8
30 7
29 6
5
28
27 8
26 7
25 6
24 5
23 8
22 7
21 6
20 5
19
8
18 7
17 6
16 5
15 8
14 7
13 6
12 5
11 8
10 7
9 6
8 5
7 8
6 7
5
6
4 5
3 8
2 7
1 6
0 5
MCP 2AC (304:1)
(003-15A)
RA56
235 SMGDIR 1
2
234 SMGLOE_
3
233 SMGHOE_
4
$001 SIMMD (005-14H) (006-14H) (008-16B)
$002 CPUD (002-02H) (004-03A) (008-01D)
(009-01D)
C D
E F
L74
C70
R73
C75
BSD (31:0)
U24
19 20
_OE Vcc
1
RA97
T_R
1 31 31 2 18
A0 B0
2 30 30 3 17
A1 B1
3 29 29 4 16
A2 B2
4 5
28 28 15
A3 B3
27 6 14
A4 B4
26 7 13
A5 B5
RA95
25 8 12
A6 B6
1 27 24 9 11
A7 B7
2 26
3 25 10
GND
4 24
RA92
L71
C68
1 23
2 22
3 21
R70
C72
4 20
RA90 U21
19 20
1 19
Vcc
2 _OE
18 1
3 17 T_R
4 16 23 2 18
A0 B0
22 3 17
A1 B1
21 4 16
A2 B2
RA96
20 5 15
A3 B3
6
1 15 19 14
A4 B4
7 13
2 14 18
A5 B5
8 12
3 13 17
A6 B6
16 9 11
4 12
A7 B7
10
GND
RA94
1 11
2 10
3 9 L73
C69
4 8
R72
C74
RA93
1 7
2 6
U23
5
3
20
19
4 4
_OE Vcc
1
T_R
RA91 15 2 18
A0 B0
14 3 17
1 3
A1 B1
13 4 16
2 2
A2 B2
12 5 15
3 1
A3 B3
11 6 14
4 0
A4 B4
10 7 13
A5 B5
8
9 12
A6 B6
8 9 11
A7 B7
10
8 GND
7
6
5
L72
C67
R71
C73
U22
19 20
_OE Vcc
1
T_R
7 2 18
A0 B0
3
6 17
A1 B1
4 16
5
A2 B2
4 5 15
A3 B3
3 6 14
A4 B4
2 7 13
A5 B5
1 8 12
A6 B6
0 9 11
A7 B7
10
GND
GPL5
E F
G H
VPL5
BCD (15:0) CPUD (15:0)
$002
15 RA86
14 15 8 1 15
13 14 7 2 14
12 13 6 3 13
11
12 5 4 12
10
9
RA89
8
11 8 1 11
10 7 2 10
6
9 3 9
5 4
8 8
RA87
7 1 8 7
6 6
2 7
5 5
3 6
4 4 4
5
RA88
3 1 8 3
2 2 7 2
7 1 3 6 1
6 0 4 5 0
5
4
3
2
1
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
G H
2A3/4
I J
1
2
3
4
5
6
7
8
I J
3-7-35