Cisco 7942G Administration Guide

D-3
Cisco Unified IP Phone 7962G and 7942G Administration Guide for Cisco Unified Communications Manager 6.1(3)
OL-17679-01
Appendix D Technical Specifications
Network and Access Port Pinouts
5 BI_DD-
6 BI_DA-
7 BI_DC+
8 BI_DC-
Note “BI” stands for bi-directional, while DA, DB, DC and DD stand for “Data A”, “Data
B”, “Data C” and “Data D”, respectively.
Table D-3 Access Port Connector Pinouts (continued)
Pin Number Function

Cisco 7942G Specifications

General

Lines	2
Audio Codec Support	G.711, G.729a, G.729ab, G.722
Network Protocols	SIP, SCCP
Ethernet Ports	2 x 10/100
Power Options	PoE 802.3af, Optional Power Cube
Speakerphone	Yes
Headset Port	Yes
Weight	3.5 lbs