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22
means of accessing the transceiver through the built-in SD Device Man-
ager.
Telnet may also be used on this connector, and provides the same
menu-based user interface available via
for radio control, refer to the SD Serial/Telnet Management Supplement,
Part No. 05-6193A01.
Various options are available for passing Ethernet data on this con-
nector, allowing system administrators to optimize the configuration for
maximum narrowband efficiency, based on the operating characteristics
of their system.
Figure 16. Ethernet Port (RJ-45) Pinout
(As viewed from the outside of the unit)
Table 6. Ethernet Port (IP/Ethernet) Pinouts
Pin
1
2
3
4
5
6
7
8
4.6 Serial Data Interfaces
COM1
COM2
and
on the front panel serve as the serial interface ports for
radio management and payload data, respectively. The following sec-
tions identify the pin functions used on each interface. These ports are
user-configurable for specific applications. The procedures for changing
their default operation are provided later in this guide.
NOTE: Not all PCs have a serial port. If one is not available, a
USB-to-Serial adapter and appropriate driver software may be
used to provide serial connectivity. These adapters are avail-
able from several manufacturers, including GE MDS.
SD Series Technical Manual
COM1
. If you wish to use Telnet
8
7
6
5
4
3
2
1
Functions
Ref.
Transmit Data (TX)
High
Transmit Data (TX)
Low
Receive Data (RX)
High
Unused
Unused
Receive Data (RX)
Low
Unused
Unused
MDS 05-4846A01, Rev. F
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