User`s guide

CHAPTER 2: INSTALLATION REQUIREMENTS/SPECIFICATIONS
2-4 SEHI USER’S GUIDE
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.
Figure 2-1. RJ45 Network Ports
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.
Figure 2-2. COM Port Pinouts
1 2 3 4 5 6 7 8
1. Receive + 5. Not Used
2. Receive - 6. Transmit -
3. Transmit + 7. Not Used
4. Not Used 8. Not Used
5X
3X
1X
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1. Transmit Data
2. Data Carrier Detect
3. Data Set Ready
4. Receive Data
5. Signal Ground
6. Data Terminal Ready
7. Request To Send
8. Clear To Send
1 2 3 4 5 6 7 8
COM
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