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EPCS
FACC
NVCS
D4 4
A5 3
A2 3
C3
5
E1
5
B4
5
B5
5
1 2
3 4
5 6
7 8
R269
33
QADS[0..31]
QADS[0..31]
TT0
TT1
3
4
5
6
U69B
74F11
+5V
C200
220PF
G3
G3
1
+5V
1
2
13
12
U59A
74F11
C301
220PF
R325
47.5
PWR SUPPLY RESET
PWRDY
+5V
RST
2
VCC
3
GND
1
U20
DS1233
B5
12
MASTER RESET
*MAY REMOVE C152
OUT
8
VCC
14
GND
7
NC
1
Y2
12.0MHZ
+5V
+5V
R183
60.4
RST-IN
4
Q0
10
Q1
12
Q2
16
Q3
1
SYNC
8
PLL-EN
13
MR
3
2X-Q
19
RST-OUT
14
RC1
6
VCC
2
VCC
5
VCC
11
VCC
17
GND
7
GND
9
GND
20
GND
15
Q/2
18
U47
MC88916
R164
47.5
S1
C41
470PF
C152
47PF
BCLK40
BCLK40
CK25-0
C4 1
F2 12
R225
47.5
H3
1
TEA40
QADS28
QADS26
QADS27
QADS29
QADS24
QADS30
QADS31
DTS6
D4
4
G3
1
G3
5
IO0
2
IO1
3
IO2
4
IO3
5
IO4
6
IO5
7
IO6
8
IO7
9
IO8
14
IO9
15
IO10
16
IO11
17
IO12
18
IO13
19
IO14
20
IO15
21
IO16
24
IO17
25
IO18
26
IO19
27
IO20
28
IO21
29
IO22
30
IO23
31
IO24
36
IO25
37
IO26
38
IO27
39
IO29
41
IO30
42
IO31
43
CLK0/I2
13
CLK1/I5
35
VCC
44
GND
12
GND
23
GND
34
GND
1
VCC
22
IO28
40
I0
10
I1
11
I3
32
I4
33
U128
MACH110PLCC
+5V
1 2
3 4
5 6
7 8
R271
33
FEPCS
TIP
TTIN
CLICK
DRAMCS
FTPCS
C1 2
G3 1
E2
5
D2 3
B3 4
A5 4
VRAMCS
TBI
TCI
ASICS
IRQCS
C2 1
C2 1
F5
8
E1
5
F5
8
D3
6
C1
C1
B4
C2
5
UARTA
UARTB
A
23
B
22
C
21
D
20
G1
18
G2
19
0
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
13
12
14
13
15
14
16
15
17
U79
74F154
1 2
3 4
5 6
7 8
R46
33
1 2
3 4
5 6
7 8
R270
33
TS
+5V
+5V
QADS25
CK25-1
D
12
Q
9
CK
11
Q
8
P
R
1
0
C
L
1
3
U67B
74F5074
RST25_0
SDACK1
+5V
+5V
IODACK
ADACK
9
10
11
8
U69C
74F11
D
2
Q
5
CK
3
Q
6
P
R
4
C
L
1
U67A
74F5074
PCLK40
CK8-0
CK25-1
R223
47.5
R126
47.5
R235
47.5
A5
2
B31
F412
C4
1
D38
A4 5
C181
220PF
C98
220PF
C223
220PF
PCLK40
CK25-0
CK25-1
+5V
CK8-0
+5V
+5V
CK16-0
R204
47.5
D
12
Q
9
CK
11
Q
8
P
R
1
0
C
L
1
3
U55B
74F5074
C173
220PF
C192
220PF
C170
220PF
R165
47.5
DIF
VALUE
R166
332
+5V
R167
475K
C134
.1UF
C21
10UF
C133
.1UF
DIP SWITCH RESET
SOFT RESET
RST ALL EXCEPT CPU
RST040L
+5V
RSTCPU
9 8
U54D
74F04
RST040
R221
47.5
R206
47.5
12
13
11
U27D
74F08
R326
47.5
A4
4
C3
1
C302
220PF
+5V
+5V
CK4-0
R130
47.5
D
2
Q
5
CK
3
Q
6
P
R
4
C
L
1
U55A
74F5074
B4 1
B4 1
C1
11
C34
E45
A12
C106
220PF
IOTA
HITA
ACK-ALL
TAD40
+5V+5V
E1
5
R268
4.75K
R267
4.75K
QADS24
QADS25
QADS26
QADS27
1
2
3
4
5
6
11
12
8
U46
74F30
5 6
U54C
74F04
1
2
13
12
U69A
74F11
+5V
+5V
TA-DACK
F3
12
BSRCS
BPRCS
DIPCS
GPIBR
GPIBW
LEDCS
CLKCS
1 2
3 4
5 6
7 8
R37
33
1 2
3 4
5 6
7 8
R48
33
B2
6
E4
5
D5
6
E4
5
C2
5
B4
5
B4
5
HIBR
HICS
B5 1
C5
5
A4
11
B5
5
COUNTCS
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
+5V
CET
14
IO0
16
IO1
1
IO2
2
IO3
3
IO4
5
IO5
6
IO6
7
IO7
8
OE
9
TC
12
CLK
15
S0
11
S1
10
VCC
13
GND
4
U74
74F1779
R266
33.2
COUNTCS
TA40
R224
47.5
1
2
3
4
5
6
7
8
9
RC4
3 4
U54B
74F04
R177
47.5
1
2
U54A
74F04
C2
1
C148
220PF
C199
220PF
AV-TA
HI56TA
R337
47.5
B4
4
C2
5
G5
7
B4
8
B2
10
F3
12
B2
11
E1
E55
C315
47PF
RST25_0
RST25_1
RST25_2
RST25_3
RST25_0
RST25_2
RST25_3
HWRST
RST040H
SZ0
SZ1
CK25-5
+5V
3
4
5
6
U59B
74F11
1A1
2
1Y1
18
1A2
4
1Y2
16
1A3
6
1Y3
14
1A4
8
1Y4
12
2A1
11
2Y1
9
2A2
13
2Y2
7
2A3
15
2Y3
5
2A4
17
2Y4
3
1G
1
2G
19
U60
74F244
RSTO
A2 1
G3
G3
1
R184
1.00K
+5V
R298
47.5
RST-IN
4
Q0
10
Q1
12
Q2
16
Q3
1
SYNC
8
PLL-EN
13
MR
3
2X-Q
19
RST-OUT
14
RC1
6
VCC
2
VCC
5
VCC
11
VCC
17
GND
7
GND
9
GND
20
GND
15
Q/2
18
U135
MC88916
GND
+5V
VCC
A44
D31
C285
10UF
C286
.1UF
+5V
R301
332
DIF
VALUE
R300
47.5
R299
475K
C287
.1UF
+5V
+5V
CK25-6
RST59
BSZ0
R222
33.2
R209
33.2
BSZ1
C2 5
G2
6
B4
4
B4
4
E1
5
E1
5
G5
7
G5
7
B4
8
B4
8
+5V
R265
4.75K
1
2
J55
DB8
DB9
DB10
DB11
DB12
DB13
DB14
DB15
CET
14
IO0
16
IO1
1
IO2
2
IO3
3
IO4
5
IO5
6
IO6
7
IO7
8
OE
9
TC
12
CLK
15
S0
11
S1
10
VCC
13
GND
4
U76
74F1779
CET
14
IO0
16
IO1
1
IO2
2
IO3
3
IO4
5
IO5
6
IO6
7
IO7
8
OE
9
TC
12
CLK
15
S0
11
S1
10
VCC
13
GND
4
U75
74F1779
+5V
+5V
+5V
DB[0..31]
DB[0..31]
E1
1
DB16
DB17
DB18
DB19
DB20
DB21
DB22
DB23
DB24
DB25
DB26
DB27
DB28
DB29
DB30
DB31
CET
14
IO0
16
IO1
1
IO2
2
IO3
3
IO4
5
IO5
6
IO6
7
IO7
8
OE
9
TC
12
CLK
15
S0
11
S1
10
VCC
13
GND
4
U89
74F1779
+5V
+5V
+5V
TIMER
+5V +5V
+5V
D
12
Q
9
CK
11
Q
8
P
R
1
0
C
L
1
3
U73B
74F74
D
2
Q
5
CK
3
Q
6
P
R
4
C
L
1
U73A
74F74
CK25-3
C5
7
CK25-3
CK25-4
CK25-2
B2 4
E1 10
CK25-2
CK25-3
CK25-4
IOCLK
+5V
+5V
R187
47.5
R147
47.5
R188
47.5
R216
47.5
C159
220PF
C123
220PF
C163
220PF
C205
220PF
+5V
RST-IN
4
Q0
10
Q1
12
Q2
16
Q3
1
SYNC
8
PLL-EN
13
MR
3
2X-Q
19
RST-OUT
14
RC1
6
VCC
2
VCC
5
VCC
11
VCC
17
GND
7
GND
9
GND
20
GND
15
Q/2
18
U49
MC88916
DIF
VALUE
R168
47.5
R169
47.5
R170
332
+5V
R171
475K
C141
.1UF
C22
10UF
C140
.1UF
AM 700 SYSTEM CLOCK AND RESETS, COUNTER AND ADDRESS DECODER
+5V
2
PART OF A6 MAIN/CPU BOARD
SYSTEM RESET
SYSTEM CLOCKS
ADDRESS DECODER
COUNTER
SYSTEM CLOCKS