Shure Conference Phone User Manual page 22

21
SUB-D 25 Powerline
1 3
2 5
Pin Signal
1 GND
2 GND
3 +24 V
4 - 24 V
5 Mode
6 Control 2
7 Audio
8 MicBus
9 Control 3
10 Control 1
11 +24 V
12 - 24 V
13 GND
14 GND
15 +24 V
16 -24 V
17 GND
18 GND
19 Audio
20 Mic Bus
21 GND
22 GND
23 GND
24 +24 V
25 -24 V
Cable color code
Shield
Shield
red
blue
white/orange
brown
white/green
white/blue
white/red
yellow
white/brown
orange
n.c.
Shield
purple
gray
n.c.
black
white/green
white/blue
green
white/purple
white/yellow
white
white/black
English
1
1 4