Com1 Port; Com2 Port - GE MDS iNET Series Reference Manual

5.1.2 COM1 Port

To connect a PC to the transceiver's
cables are available commercially, or may be constructed using the pinout information in Figure 5-2 and
Table 5-2.
Table 5-2. COM1 Port Pinout, DB-9F/RS-232 Interface

5.1.3 COM2 Port

To connect a PC to the transceiver's
These cables are available commercially, or may be constructed using the pinout information in Figure 5-3
and Table 5-3.
05-2806A01, Rev. L
port use a DB-9M to DB-9F "straight-through" cable. These
COM1
Figure 5-2. COM1 Port (DCE)
(Viewed from the outside of the unit.
Pin Functions
1 Unused
2 Receive Data (RXD)
3 Transmit Data (TXD)
4 Unused
5 Signal Ground (GND)
6–9 Unused
COM2 port use a DB-9F to DB-9M null modem "crossover" cable.
Figure 5-3. COM2 Port (DTE)
Viewed from the outside of the radio
Table 5-3. COM2 Port, DB-9M/EIA-232 Interface
Pin Functions
1 Data Carrier Detect (DCD)
2 Receive Data (RXD)
3 Transmit Data (TXD)
4 Data Terminal Ready (DTR)
5 Signal Ground (GND)
6 Data Set Ready (DSR)
7 Request-to-Send (RTS)
8 Clear-to-Send (CTS)
9 Unused
MDS iNET Series Reference Manual
1
5
9 6
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DCE
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6 9
DTE
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