Cisco SPA301 connected TRX audio

Difference between revisions from 2013/03/24 18:14 and 1999/11/30 00:00.

* 4p4c [Handset|http://en.wikipedia.org/wiki/Modular_connector#Handset_wiring]{{
  -------
 |    ---|  tp389  mic +2V
|     ---|  tp390  sp
|     ---|  tp391  sp
 |    ---|  tp392  mic GND
  -------
}}