Pinouts >  PDA, Tablet PC, MP3 players and other portable devices  >  Apple pinouts
This pinout is associated with 1 compatible devices or models. Show them>
iPod Pin Pin
USB pin usb color
1 USB DATA - / Left Channel 2  white
2 USB DATA + / Right Channel 3  green
3 GND Casing  black
4 VCC 1  red

 Remember that this jack is also the headphone jack. The conversion from audio to USB data (+ and -) occurs in the circuit board within the adapter base.  Also there is a common diode between the VCC and GND to ensure perfect isolation of VCC.


4 pin 3.5mm (2.5mm) plug connector layout
4 pin 3.5mm (2.5mm) plug connector
at the cable
4 pin USB A plug connector layout
4 pin USB A plug connector
According to 26 reports in our database (24 positive and 2 negative) this pinout should be correct.

Is this pinout
Apple iPod Shuffle (2G) USB interface visual pinout:
Apple iPod Shuffle (2G) USB interface diagram
click to enlarge
Source(s) of this and additional information:,
This page contain parts under Copyright © 2000-2019 by team.
No portion of this webpage may be reproduced in any form without providing visible HTML link to . 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.