Ultra-Wan Connectors And Line Converters For 75 Ohm Systems - 3Com 3C8S5007 - SuperStack II PathBuilder S500 Switch User Manual

User guide
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104
A
C: C
PPENDIX
ONNECTORS AND
Ultra-WAN
Connectors and
Line Converters for
75 ohm Systems
C
ABLES
Figure 41 Ultra-WAN CSU/DSU Connector and RJ-48C Cables
For systems that require single-ended a 75 ohm coax cable interface and
converter cable is available.
Figure 42 75 ohm coax cable interface and converter cable
RX In
TX Out
Patton User Guide may provide different pinouts based on BNC
connector sex.
To PathBuilder
switch Ultra-WAN
connector
12345678
RJ-48C male connector
Signal Name
Pin
Receive Ring
1
RX-
Receive Tip
2
RX+
Transmit Ring
4
TX-
Transmit Tip
5
TX+
To PathBuilder
switch Ultra-WAN
connector
12345678
RJ-48C male connector
Signal Name
Pin
Receive Ring
1
RX-
Receive Tip
RX+
2
Transmit Ring
4
TX-
Transmit Tip
TX+
5
To central office/PTT
switch or external CSU
12345678
RJ-48C male connector
Pin
Name Signal
Receive Ring
1
RX-
Receive Tip
2
RX+
Transmit Ring
4
TX-
Transmit Tip
5
TX+
To central office/PTT
switch or external CSU
RX In
TX Out
BNC female connector
Pin
Name Signal
Receive Ring
RX-
Receive Tip
RX+
Transmit Ring
TX-
Transmit Tip
TX+

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