Sony MKS-8080, Maintenance Manual

Page: 60 / 104

5-2
MKS-8080/8082
5-2
2
3
4
5
A B C D E F G H
1
CPU-323 (1/3)
BOARD NO. 1-678-829-12, 13
MKS-8080
MKS-8082
TEST
RESET
16
128
8
BF
64
GND
4
2
NMI
TXON
1
GND GND
STATION ID
32
C28
0.1uF
GND
GND
C53
∗
1
∗
1
22uF
6.3V
RB4
10k
R93 1k
C12 1uF
Q1
2SA812-T1-M5M6
R81
100
GND
RB5
10k
002 RS422OE
GND
E2
002
VS-BUS
+5V
R36 100
C48
22uF
6.3V
CN6 NM
GND
+5V
C8
0.022uF
GND
GND
+5V
GND
+5V-2
R11
5.6k
GND
R39
10k
C18
*
1
*
1
*
1
*
1
*
1
*
1
*
1
1uF
GND
002 ADDRESS 002
RS232CCTS
+5V
GND
FB2
GND
GND
GND
GND
C26
0.1uF
R82
100
GND
S1
Q2
2SA1226-T1E3E4
TP5
(3/7) IC16
TC74VHC04F(EL)
GND
GND
C15
1uF
C56
1uF
GND
R12
22k
+5V
R37
10k
IC5
KL5C80A20CFP
002 RS422RXD
R4
1k
R2
100k
D1
1SS123-T1
R53
1.2k
(7/7)
IC16
TC74VHC04F(EL)
+5V
GND
TP4
+5V-2
(27/36) CN1
IC18
UPD434008ALE-15
GND
(1/3) IC2
TC74VHC123AF(EL)
GND
C25
47uF
16V
002
RS232CRX
002 A5
C54
22uF
6.3V
IC6
TL7705CPS-B-E20
C14
1uF
GND
C24
0.1uF
R7
100k
C51
0.1uF
GND
GND
C23
0.1uF
(3/3) IC2
TC74VHC123AF(EL)
SUFFIX:-12
SUFFIX:-13
C55
0.1uF
+5V-2
C10
0.1uF
GND
RB2
10k
+5V
+5V
GND
E1
C22
1uF
002
RS422TXD
+5V
C21
0.1uF
GND
(4/5) IC14
TC74VHC08F(EL)
+5V-2
R1
100
+5V-2
R52
100k
+5V-2
(1/5) IC14
TC74VHC08F(EL)
002
RS232CRTS
GND
+5V-2
RB1
10k
R91
1k
GND
IC13
SST28SF040A-90-4C-NH
002
RS232CTX
GND
C9
470pF
+5V
GND
R19
10k
C59
100pF
C4
22uF
6.3V
(5/7) IC16
TC74VHC04F(EL)
C27
47uF
16V
C13
1uF
+5V
E3
(1/7) IC16
TC74VHC04F(EL)
+5V
IC17
TC74VHC4040F(EL)
+5V
C40 0.1uF
+5V
R92 1k
(2/5)
IC14
TC74VHC08F(EL)
GND
GND
R18
10k
R6
1k
S3
GND
GND
TP2
IC1
TL712CPSR
GND
C50
0.1uF
002
RS422DIR
+5V-2
+5V
R44 10k
GND
GND
R5
1.2k
+5V
GND
R13
150k
C1
0.1uF
(28/36) CN1
(5/5) IC14
TC74VHC08F(EL)
+5V
C57
0.1uF
GND
+5V
RB3
10k
C32
0.1uF
(2/3) IC2
TC74VHC123AF(EL)
GND
GND
FB1
+5V
GND
GND
C60
100pF
GND
C20
10uF
GND
CN2
GND
C58
0.1uF
GND
GND
C52
0.1uF
R14
10k
GND
+5V
GND
+5V
R3
10k
(2/7) IC16
TC74VHC04F(EL)
TP3
R8
1k
+5V
C49
100pF
+5V-2
002 DATA
+5V
R17
100
GND
+5V
GND
(6/7) IC16
TC74VHC04F(EL)
GND
+5V
CN7
GND
+5V
R45
100
GND
X1
20MHz
C17
10pF
R46
1M
C19
10pF
GND GND GND
X1
20MHz
R45
100
NM
C17
10pF
R46
1M
NM
C19
10pF
C25
10uF
C28
1uF
GND
C26
1uF
+5V
GND
+5V-2
FB1
GND
SUFFIX:-13 SUFFIX:-12
*
1
*
1
*
1
*
1
87 65 43 21
8 7
6 5
4 3
2 1
GND 4
+5V 3
CLK 2
BF510 1
16 15
14 13
12 11
10 9
8 7
6 5
4 3
2 1
6 5
19 BFSIO
26
CTS0
25
RTS0
27
RXD0
30
TXD0
100
RXDH
90
RTXCH
1
TXDH
4
TRXCH
23
P00/ /OUT0
22
P01/ /OUT1
21
P02/ /OUT2
18
P04/ /GATE0/ /TRXC0
20
P03/ /OUT3
17
P05/ /GATE1/ /TRXC1
13
P06/ /GATE2/NMI
12
P07/ /GATE3
99
P10/ /SCK
98
P11/ /RAS
97
P12/ /CAS
96
P13/ /UASEL
94
P14/ /TXS
93
P15/ /RXS
92
P16/ /EXBREQ
91
P17/ /EXBACK
89
P20
88
P21
87
P22
86
P23/ /DACK1
85
P24/ /DREQ1
84
P25/ /DREQ0
83
P26/ /DTR0
82
P27/ /DSR0
81
P30/ /DTRH
80
P31/ /DCDH
77
P32/ /RTSH
76
P33/ /CTSH
75
P34/ /RTS1
74
P35/ /CTS1
73
P36/ /RXD1
95
GND10
79
GND9
67
GND8
66
GND7
65
GND6
48
GND5
37
GND4
29
GND3
16
GND2
59
RESET
24
CLK
XOUT
XIN
14
BFMOD
6
ERDY
5
PALAT/ /DACK0
10
EIOWR
9
EIORD
8
EMWR
7
EMRD
62
D0
60
D1
58
D2
57
D3
56
D4
55
D5
54
D6
51
D7
50
A0
49
A1
47
A2
46
A3
45
A4
43
A5
42
A6
41
A7
40
A8
39
A9
38
A10
36
A11
35
A12
33
A13
32
A14
31
A15
71
A16
70
A17
69
A18
78
VDD9
61
VDD8
53
VDD7
52
VDD6
44
VDD5
34
VDD4
28
VDD3
3
VDD2
68
A19
11
MCS
72
P37/ /TXD1
15
GND1
2
VDD1
3
2
1
VCC
14
GND
7
RIGHT 27
28
VSS2
10
VSS1
34
A17
35
A18
32
A15
33
A16
23
A13
24
A14
27
VCC2
8
IO2
7
IO1
12
IO4
11
IO3
30
IO8
29
IO7
26
IO6
25
IO5
13
WE
31
OE
1
A0
2
A1
3
A2
4
A3
9
VCC1
14
A5
5
A4
6
CS
15
A6
16
A7
17
A8
18
A9
20
A10
21
A11
22
A12
6
C
7
CR 5
Q
12
Q
11
RD
10
9
3
CT
1
VREF
2
RESIN
7
SENSE
5
RESET
4
GND
8
VCC
6
RESET
VCC
16
GND
8
87 65 43 21
11
13
12
3
2
1
8
7
6
5
4
3
2
1
30
A17
1
A18
2
A16
13
D0
14
D1
15
D2
17
D3
18
D4
19
D5
20
D6
21
D7
12
A0
11
A1
10
A2
9
A3
8
A4
7
A5
6
A6
5
A7
27
A8
26
A9
23
A10
25
A11
4
A12
28
A13
29
A14
22
CE
24
OE
32
VCC
16
GND
31
WE
3
A15
10 11
2
1
16
VDD
9
Q1
7
Q2
6
Q3
5
Q4
3
Q5
2
Q6
4
Q7
13
Q8
12
Q9
14
Q10
15
Q11
1
Q12
8
VSS
11
RST
10
CLK
6
5
4
4
OE
2
IN-
5
GND
6
OUT+
7
OUT-
3
IN+
8
VCC
LEFT
28
VCC
14
GND
7
8
7
6
5
4
3
2
1
14
C
15
CR 13
Q
4
Q
3
RD
2
1
LEFT 4
RIGHT 3
GND 2
+5V 1
4 3
12
13
2
3
1
64
XOUT
63
XIN
2
3
1
64
63
A0
D5
A9
A0
A1
D4
A0
A10
A1
A2
D3
A1
A2
A3
D2
D0
A2 A3
A4
D1
D1
A3
A5
D0
D2
A4
A6
D7
D3
A7
A5
D6
A8
D4
A6
D5
A9
D5
A7
D4
A10
D6
A8
D3
A11
D7
A9
D2
A4
A12
A10
D1
A5
A13
A11
D0
A6
A14
A12
A7
A15
A11
A13
A16
A12
A14
MRD1
A17
A13
A15
MWR1
A5
A14
A16
RD1
A15
A18
A17
A16
WR1
A18
A17
A19
ADDRESS
A19
A18
FL1
A19
MRD1
FL2
DATA
MWR1
MRD1
D7
MWR1
D6
A8
MARK CHANGED INFORMATION SUFFIX NO.
*
1 C4 10uF/50V
→
22uF/6.3V
C12-C15, C18, C22, C56
0.1uF
→
1uF
C20 ELECT 10uF/16V
→
CERAMIC 10uF
C48 22uF/16V
→
22uF/6.3V
C53, C54
10uF/16V
→
22uF/6.3V
R91 8.2k
→
1k
Suffix 13 and Higher
CPU-323 (1/3)
SUFFIX: -12, 13
CPU-323 (1/3)
SUFFIX: -12, 13