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CHAPTER 2: INSTALLATION REQUIREMENTS/SPECIFICATIONS
2.2
NETWORK PORT SPECIFICATIONS
The SEHI-22 and SEHI-24 network ports use shielded RJ45 connectors
that support STP and UTP cabling. Figure 2-1 shows the RJ45 pinouts.
2.3
COM PORT REQUIREMENTS
The RJ45 COM port supports access to a Local Management Console.
The Console port supports a Digital Equipment Corporation, VT320
terminal or PC emulation of the VT320 terminal. Figure 2-2 shows the
pinouts for the RJ45 COM port.
1. Transmit Data
2. Data Carrier Detect
3. Data Set Ready
4. Receive Data
2-4
1 2 3 4 5 6 7 8
5X
1. Receive +
2. Receive -
3. Transmit +
4. Not Used
Figure 2-1. RJ45 Network Ports
1 2 3 4 5 6 7 8
COM
Figure 2-2. COM Port Pinouts
1X
3X
5. Not Used
6. Transmit -
7. Not Used
8. Not Used
5. Signal Ground
6. Data Terminal Ready
7. Request To Send
8. Clear To Send
1490_3
1490_36
SEHI USER'S GUIDE
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