Polycom RealPresence RMX 4000 Hardware Manual page 66

LAN Port Pin Assignment
Pin
1
2
3
4
5
6
7
8
DBG (Debug) Port Pin Assignment
The figure and table below show the pin assignment of DBG port, the serial (Debug) port on the RTM
ISDN card - 9 PRI ports, 4 LAN ports. RJ45 connector terminated serial cable is used for connecting for
this port.
DBG (Debug) Port Pin Assignment
Pin
1
2
3
4
5
6
Polycom, Inc.
Signal Name
BI_DA+
BI_DA-
BI_DB+
BI_DB-
BI_DC+
BI_DC-
BI_DD+
BI_DD-
Signal Name
N/A
N/A
N/A
GND
RxD
TxD
Pin Assignment
Description
Bidirectional Pair A+
Bidirectional Pair A-
Bidirectional Pair B+
Bidirectional Pair B-
Bidirectional Pair C+
Bidirectional Pair C-
Bidirectional Pair D+
Bidirectional Pair D-
Description
No Connection
No Connection
No Connection
Ground
Receive Data
Transmit Data
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