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12
2.048Mb
p
s Wireless Modem
SALES: 0118 965 5100
Line Interface Unit
The Line Interface Unit connects the 2.048Mbps Wireless Modem to the WAN or to the DTE
(Data terminal Equipment). Any data, voice or video system can be connected to the
2.048Mbps Wireless Modem using standard interfaces:
• T1 DSX-1 - Line code B8ZS or Bipolar AMI
• E1 G703 - Line code HDB3 or Bipolar AMI
• Fractional T1 DSX-1 – Line code B8ZS or Bipolar AMI
• Fractional E1 G703 – Line code HDB3 or Bipolar AMI
• RS-530 digital interface. This interface also supports X.21 using an additional adapter
cable.
• V.35 digital interface.
The Line Interface Unit consists of an internal Network Interface Card and the applicable
connectors mounted on the rear panel of the unit. The 2.048Mbps Wireless Modem can be
ordered with the following optional Line Interfaces:
RS530
The rear panel connection is made with a D-Type, 25 pins female connector.
Figure 1-4. 2.048Mbps Wireless Modem Rear Panel (RS-530/X.21 LIU and V.35 LIU).
V.35
The rear panel connection is a D-Type, 25 pins female connector, the same as the RS-530
connector (see Figure 1-4). An additional cable plugs into this connector and comprises the
D-Type, 25 pins male connector on one end and a 34 pins female - “Winchester”- type V.35
connector on the other end.
X.21
The rear panel connection is a D-Type, 25 pins female connector, the same as the RS-530
connector (See Figure 1-4). An additional cable plugs into this connector and comprises the
D-Type, 25 pins male connector on one end and a D-Type, 15 pins female X.21 connector on
the other end.