Installation guide

COM Port Pinout Assignments
A-4 Specifications
A.4 COM PORT PINOUT ASSIGNMENTS
The COM port is a serial communications port that supports Local Management. Table A-1 shows
the COM port pin assignments.
A.5 REGULATORY COMPLIANCE
The equipment described in this document meets the following safety and electromagnetic
compatibility (EMC) requirements:
Table A-1 COM Port Pin Assignments
Pin Signal Name Input/Output
1 Transmit Data (XMT) Output
2 Data Carrier Detect (DCD) Output
3 Data Set Ready (DSR) Input
4 Receive Data (RCV) Input
5 Signal Ground (GND) NA
6 Data Terminal Ready (DTR) Output
7 Request to Send (RTS) Input
8 Clear to Send (CTS) NA
Safety: UL 1950, CSA C22.2 No. 950, 73/23/EEC, EN 60950,
IEC 950, EN 60825
Electromagnetic
Compatibility (EMC): FCC Part 15, CSA C108.8, 89/336/EEC, EN 55022,
EN 61000-3-2, EN 61000-3-3, EN 55024, AS/NZS 3548,
VCCI V-3