A-N (Alcatel, ..., NEC) cell phones and Smartphones connectors  > Motorola pinouts
for data/flash cable only, may work on the C139 and C168 "Go Phones". Plugs in the headset connector.
Pin Signal Description
GND GND   
L Tx   may be rx
R Rx   may be tx
3 pin stereo plug connector layout
3 pin stereo plug connector
at the cellular phone (2.5 mm jack used)
According to 12 reports in our database (10 positive and 1 negative) this pinout should be correct.

Is this pinout
Motorola C115, T190, T191, Panasonic A500/X200/X400 cell phones cable connector visual pinout:
Motorola C115, T190, T191, Panasonic A500/X200/X400 cell phones cable connector diagram
click to enlarge
Source(s) of this and additional information: GSM pinout by Bruce, infinity-box
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.