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Appendix A: Specifications
A-2 6H122-16 User’s Guide
A.4 INPUT/OUTPUT PORTS
6H122-16 Specifications
A.5 COM PORT PINOUT ASSIGNMENTS
The COM port is a serial communications port that supports Local
Management or connection to a UPS.
The COM port has the following pin assignments:
A.6 REGULATORY COMPLIANCE
Safety
The 6H122-16 meets the safety requirements of UL 1950, CSA C22.2
No. 950 and EN 60950, IEC 950, and 73/23/EEC.
Electromagnetic Compatibility (EMC)
The 6H122-16 meets the requirements of FCC Part 15, EN 50082-1,
EN 55022, VCCI V-3, CSA C108.8, AS/NZS 3548 and 89/336/EEC.
Ports 1 through 16 Fast Ethernet 10/100 Mbps
(100BASE-TX compliant) with RJ45
type connectors.
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