IBM Personal System/2 50 User Manual

Type
2
Memory
Connector
Pin
lo
Signal
Pin
vo
Signal
1
N/A
Ground
37
Vo
Parity
Data
1
2
Vo
Data
0
38
0
Parity
Data
3
3
1/0
Data
16
39
N/A
Ground
4
1/0
Data
1
40
oO
Column
Address
Strobe
0
5
VO
Data
17
41
oO
Column
Address
Strobe
2
6
VO
Data
2
42
oO
Cotumn
Address
Strobe
3
7
V0
Data
18
43
O
Column
Address
Strobe
1
8
VO
Data
3
44
oO
Row
Address
Strobe
0
9
vO
Data
19
45
oO
Row
Address
Strobe
1
10
°
+5
Vde
46
oO
Block
Select
1
11
oO
-Column
Address
47
0
Write
Enable
Strobe
P
12
oO
Address
0
48
N/A
Reserved
13
oO
Address
1
49
VO
Data
8
14
°
Address
2
50
VO
Data
24
15
oO
Address
3
51
/O
Data
9
16
3°
Address
4
52
VO
Data
25
17
O
Address
5
53
VO
Data
10
18
°
Address
6
54
vO
Data
26
19
N/A
Reserved
55
VO
Data
11
20
vO
Data
4
56
VO
Data
27
21
70
Data
20
57
0
Data
12
22
VO
Data
5
58
VO
Data
28
23
VO
Data
21
59
Oo
+5
Vde
24
/0
Data
6
60
0
Data
29
25
VO
Data
22
61
VO
Data
13
26
Vo
Data
7
62
1/0
Data
30
27
VO
Data
23
63
VO
Data
14
28
oO
Address
7
64
VO
Data
31
29
O
Block
Select
0
65
VO
Data
15
30
0
+5
Vde
66
oO
Block
Select
2
31
O
Address
8
67
I
Presence
Detect
0
32
N/A
Reserved
68
!
Presence
Detect
1
33
O
Row
Address
Strobe
3
69
I
Presence
Detect
2
34
oO
Row
Address
Strobe
2
70
!
Presence
Detect
3
35
0
Parity
Data
2
71
0
Block
Select
3
36
i/o
Parity
Data
0
72
N/A
Ground
Figure
3-6.
System
Board
Memory
Connector,
Type
2
3-10
Model
50
System
Board
—
October
1990

IBM Personal System/2 50 Specifications

General

Brand	IBM
Model	Personal System/2 50
Category	Desktop
Language	English