Headsets, Headphones, Handsfree - pinouts of mobile phones and other equipment  > SonyEricsson pinouts
Wiring for the 2.5mm 4-pole headset socket as on the SonyEricsson P800/P900/P910i cell phones.
Pin Pin
Name
Description
1 Tip Speaker 1 +
2 Ring 1 Speaker 2 +
3 Ring 2 Microphone + / Answer Button +
4 Sleeve Ground

The Answer button is connected to pin 3 and to the Ground.

4 pin 3.5mm (2.5mm) plug connector layout
4 pin 3.5mm (2.5mm) plug connector
According to 7 reports in our database (7 positive and 0 negative) this pinout should be correct.

Is this pinout
Sony Ericsson P800/P900/P910i headset / handsfree connector visual pinout:
Sony Ericsson P800/P900/P910i headset / handsfree connector diagram
click to enlarge
This page contain parts under Copyright © 2000-2015 by pinouts.ru team.
No portion of this webpage may be reproduced in any form without providing visible HTML link to Pinouts.ru . Webmaster permission required in any other cases.
Efforts have been made to ensure this page is correct, but it is the responsibility of the user to verify the data is correct for their application.