- Hewlett-Packard Broadband Service Analyzer User's Guide

Standards and Specifications
External Connectors
5-4
External Connectors
RS-232 Serial Port
Conforms to ANSI/EIA/TIA-232-E (1991).
Pin Number Function
1 DCD
2 RXD
3 TXD
4 DTR
5 Ground
6 DSR
7 RTS
8 CTS
9R1
9
8
7
6
54321