7. Connection Diagram
Oki Data CONFIDENTIAL
44983601TH Rev.1
7-4 /
• DIMM Connector Pin Allocation
(Option RAM Slot)
Pin No. I/O
Signal
Function
1
VREF
Reference Power Voltage
2
-
NC
Not used
3
VSS
Logic Ground
4
-
NC
Not used
5
-
NC
Not used
6
-
NC
Not used
7
-
NC
Not used
8
-
NC
Not used
9
VSS
Logic Ground
10
-
NC
Not used
11
-
NC
Not used
12
-
NC
Not used
13
-
NC
Not used
14
-
NC
Not used
15
VSS
Logic Ground
16
-
NC
Not used
17
-
NC
Not used
18
-
NC
Not used
19
-
NC
Not used
20
-
NC
Not used
21
VSS
Logic Ground
22
VDD
Logic Power
23
-
NC
Not used
24
-
NC
Not used
25
I/O VSS
Logic Ground
26
A13
Address Bus13
27
-
NC
Not used
28
A11
Address Bus11
29
-
NC
Not used
30
VDD
Logic Power
31
VSS
Logic Ground
32
A6
Address Bus6
33
-
NC
Not used
34
A2
Address Bus2
35
-
NC
Not used
36
/CAS
/Column-Address Strobe
37
VSS
Logic Ground
38
VDD
Logic Power
39
VSS
Logic Ground
40
-
NC
Not used
41
DQ0
Data Bus0
42
VDD
Logic Power
43
DQ1
Data Bus1
44
-
NC
Not used
45
VSS
Logic Ground
46
VSS
Logic Ground
47
DQ2
Data Bus2
48
CK0
Clock0
49
DQS3
Data Strobe3
50
/CK0
/Clock0
51
VSS
Logic Ground
52
VSS
Logic Ground
53
/DQS0
/Data Strobe0
54
-
NC
Not used
55
DQS0
Data Strobe0