COM Port Pinout Assignments

A.6 COM PORT PINOUT ASSIGNMENTS

The COM port is a serial communications port that supports Local Management or connection to a UPS.

Table A-1shows the COM port pin assignments.

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

 

 

 

A.7 REGULATORY COMPLIANCE

This equipment meets the following safety and electromagnetic compatibility (EMC) requirements:

Safety:

UL 1950, CSA C22.2 No 950, 73/23/EEC, EN 60950,

 

IEC 950

Electromagnetic

FCC Part 15, CSA C108.8, 89/336/EEC, EN 55022,

Compatibility (EMC):

EN 61000-3-2, EN 61000-3-3, EN 50082-1,

 

AS/NZS 3548, VCCI V-3

Specifications A-3

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Enterasys Networks 2H252-25R manual COM Port Pinout Assignments, Regulatory Compliance