Toshiba VP Systems Release 7.1 July, 1994
3-18
Installation and Maintenance Manual
■
Direct Access Card (DAC) 50-Pin Connector Pin-outs
The following is the pin assignment for the Direct Access Card (DAC) as it appears on the rear 50-pin
telco connector. If a DAC card is installed in slot A1, it uses 50-pin telco connector P1; if installed in
slot A2, it uses connector P2, etc.
50-Pin Number
Signal Function
50-Pin Number
Signal Function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
RING1
RING2
-48V1
RING3
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
TIP1
TIP2
TIP3
TIP4
45
46
47
48
49
50
RING4
-48V3
-48V2
-48V4
GND2
GND1
GND3
GND4
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