3.5mm earjack on GTA04

joerg at openmoko.org joerg at openmoko.org
Sun Apr 27 14:03:04 CEST 2008

To be compatible with usual 3.5mm headPHONES jacks (3ring connector), our 
connector pinout assignment has to be:
from tip to base:
left earpiece
right earpiece

Usual 3-ring jacks as found on headphones just miss the 3d ring from top, thus 
leaving out mic with this pinout.

Verified against Motorola phone, Standard headphone and 3.5mm headset by

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