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3
PSTN
4
5
48V 4A max
The unit must be permanently connected to earth via the screw provided at the back on
the unit. Use 14-16 AWG wire and a proper ring terminal for the earthing.
To cable the MG 3200, take these 4 steps:
1.
Permanently connect the device to a suitable earth with the protective earthing screw on the
rear connector panel, using 14-16 AWG wire.
2.
Connect the E1/T1 trunk interfaces (refer to Section
3.
Install the Ethernet connection (refer to Section
4.
Connect the power supply (refer to Section
2.4.1
Connecting the E1/T1 Trunk Interfaces
Connect the MG 3200 E1/T1 Trunk Interfaces using either Telco or RJ-48 connectors:
With 50-pin Telco connectors (16-trunk device), take these 3 steps:
1.
Attach the Trunk cable with a 50-pin male Telco connector to the 50-pin female Telco
connector labeled "Trunks 1 8" on the Rear Transition Module (RTM).
2.
Connect the other end of the Trunk cable to the PBX/PSTN switch.
3.
Repeat steps 1 and 2 for the other Trunk cable but this time connect it to the connector
labeled "Trunks 9 16".
The 50-pin male Telco cable connector must be wired according to the pinout in
page 16, and to mate with the female connector illustrated in
Figure 2-6: 50-pin Female Telco Board-Mounted Connector
Table 2-4: E1/T1 Connections on each 50-pin Telco Connector
E1/T1 Number
1 to 8
1
2
3
4
5
6
H.248/SIP
8 RJ-48c ports, each supporting a trunk.
Protective earthing screw.
2-pin connector for DC.
Electrical Earthing
2.4.3
Pin Numbers
25
50
Tx Pins (Tip/Ring)
9 to 16
9
10
11
12
13
14
16
2.4.1
below).
2.4.2
on page 17).
on page 17).
Figure
2-6.
1
26
Rx Pins (Tip/Ring)
27/2
29/4
31/6
33/8
35/10
37/12
Document #: LTRT-73805
Media Gateway 3200
Table 2-4
on
26/1
28/3
30/5
32/7
34/9
36/11
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