Installation guide

VAR4 / VAR12 / VAR20 - Product Description
6.2.2 Expand Units
The A+B circuit connections are identical and implemented on 25-way male D connectors as described in
Figure 15.
Figure 15 Expand Unit Audio Output
MALE
4
5
6 7 81 2 3
21 22 23 24 2516
17
18 19 2014 15
9 10 11 12 13
OUT-1
+ -
OUT-2
+ -
0V
OUT-3
+ -
OUT-4
+ -
OUT-5
+ -
OUT-6
+ -
OUT-7
+ -
OUT-8
+ -
Pin No. Signal Description
1 OUT-1+ Balanced Audio Output 1 +
2 GROUND Ground
3 OUT-2- Balanced Audio Output 2 -
4 OUT-3+ Balanced Audio Output 3 +
5 GROUND Ground
6 OUT-4- Balanced Audio Output 4 -
7 OUT-5+ Balanced Audio Output 5 +
8 GROUND Ground
9 OUT-6- Balanced Audio Output 6 -
10 OUT-7+ Balanced Audio Output 7 +
11 GROUND Ground
12 OUT-8- Balanced Audio Output 8 -
13 GROUND Ground
14 OUT-1- Balanced Audio Output 1 -
15 OUT-2+ Balanced Audio Output 2 +
16 GROUND Ground
17 OUT-3- Balanced Audio Output 3 -
18 OUT-4+ Balanced Audio Output 4 +
19 GROUND Ground
20 OUT-5- Balanced Audio Output 5 -
21 OUT-6+ Balanced Audio Output 6 +
22 GROUND Ground
23 OUT-7- Balanced Audio Output 7 -
24 OUT-8+ Balanced Audio Output 8 +
25 GROUND Ground
Issue: 03 complete, approved
Page 48 of 68