5
X
RS-232,485 + 2
X
E
THERNET
/2 M
BIT
/
S
G.703 (G.704) M
ULTIPLEXER
O
PERATING
M
ANUAL
IOA81-1E
27
August 2004
4 5 6 7 8
1 2 3
ON
4 5 6 7 8
1 2 3
ON
The speed of 512 kbit/s is set for ETHERNET C
6
and C
7
ports.
4 5 6 7 8
1 2 3
ON
4 5 6 7 8
1 2 3
ON
The speed of 64 kbit/s is set for ETHERNET C
6
and C
7
ports.
5.2 Selection of Direction in tributary channels
MULTIPLEXER 7x64k/2M
TRIBUTARY CHANNEL CONFIGURATION
TM-81
B
A
AIS
10
-3
LOF
LOS
G.703
CONFIGURATION
LNK
B
OR
A
MUX
RCV
C
C
C
C
C
C
C
C
C
C
C
1
1
1
3
4
5
7
7
7
6
2
CHANNEL DIRECTION
MODE OF OPERATION
4 5 6 7 8
1 2 3
ON
4 5 6 7 8
1 2 3
ON
4
1 2 3
ON
4 5 6 7 8
1 2 3
ON
4 5 6 7 8
1 2 3
ON
4 5 6 7 8
1 2 3
ON
4 5 6 7 8
1 2 3
ON
4 5 6 7 8
1 2 3
ON
4 5 6 7 8
1 2 3
ON
9 10
LNK
RCV
4 5 6 7 8
1 2 3
ON
CHANNEL DIRECTION
A
B
C
1
C
7
Transmission direction for channels is selectable by using CHANNEL DIRECTION switches:
4 5 6 7 8
1 2 3
ON
Setting the switch corresponding to a given channel in upper position means
selecting this channel for receiving data from and transmitting them to line
port A.
4 5 6 7 8
1 2 3
ON
Setting the switch corresponding to a given channel in lower position means
selecting this channel for receiving data from and transmitting them to line
port B.
