7
ENGLISH
CONNECTION
INPUT
: RJ 45 port to be linked to either the MX 3250 / MX 3500
main unit
PAGING IN
or the previous BM 3804 paging microphone
OUTPUT
.
OUTPUT
: RJ 45 port to be linked to the next BM 3804 paging
microphone
INPUT
.
PIN
INPUT
PIN
OUTPUT
1
Audio signal (+, hot)
1
Audio signal (+, hot)
2
Audio signal (–, cold)
2
Audio signal (–, cold)
3
Power supply
3
(not used)
4
Ground
4
Ground
5
Ground
5
Ground
6
Ground
6
(not used)
7
RS 485 A (+)
7
RS 485 A (+)
8
RS 485 B (–)
8
RS 485 B (–)
8 4
6 2
7 3
5 1
RJ 45 PLUG
RJ 45 SOCKET
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
INPUT
OUTPUT
