Cabletron Systems DLE22-MA Manuel D’Utilisation
COM Port Pinout Assignments
DLE22-MA, DLE32-MA, DLE23-MA and DLE33-MA User’s Guide
A-3
A.5
COM PORT PINOUT ASSIGNMENTS
The COM port is a serial communications port that supports Local
Management or connection to a UPS.
Management or connection to a UPS.
The COM port has the following pin assignments:
A.6
REGULATORY COMPLIANCE
Safety
The DLE2X-MA and DLE3X-MA meet the safety requirements of
UL 1950, CSA C22.2 No. 950, EN 60950, IEC 950 and 73/23/EEC.
UL 1950, CSA C22.2 No. 950, EN 60950, IEC 950 and 73/23/EEC.
Electromagnetic Compatibility (EMC)
The DLE2X-MA and DLE3X-MA meet the requirements of FCC Part 15,
EN 50082-1, EN 55022, VCCI V-3, CSA C108.8, and 89/336/EEC,
BCIQ.
EN 50082-1, EN 55022, VCCI V-3, CSA C108.8, and 89/336/EEC,
BCIQ.
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