Tandy 2000 Service Manual page 45

Tandy@
Model
2000
Service
lrlanual
EXPANSION RAM
PIN
DEFINITIONS
01
03
0s
07
09
1I
13
l5
T7
t9
2L
23
25
27
29
31
33
35
37
39
(
Jt3
IBO
l
IBO2
IBO3
IBO
7
DI
PL
NO
CONNECTION
NO
CONNECTION
DMEMAOO
DMEMAO2
DMEMAOI
GND
GND
+5
VOLTS
+5
VOLTS
wRl *
DOPU
IBI2
IBIl
IBIO
IBO
9
EXPANS
ION
RAIvI
BD
.
)
02
04
06
08
10
L2
14
t6
I8
20
22
24
26
28
30
32
34
36
38
40
IBO
O
IBO4
IBO5
IBO
6
DOPL
DMEMAO6
DMEMAO3
DIvIEMAO 4
DMEMAO5
DIvIEMAO 7
CASU*
GND
+5
VOLTS
RASI
*
CASL*
DI
PU
I815
IB14
IBO
8
IBI3
36
-