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GMA350 software update USB cable.

Richard Connell

Well Known Member
I borrowed the Garmin part number 320-00672-00 (which is a USB A to 3.5mm jack)
From the local Garmin dealer a year or two ago to change some config settings.
Alas I need to do this again but the local dealer can’t find his.
I’m happy enough to make my own but for that I would need to know where the 4 USB A pins coincide with the 4 rings on the 3.5mm jack.
I’ve looked high and low. Anybody got any idea? Maybe @g3xpert ?
Thanks!
 
Last edited:
Might be easier to get your dealer to order one for you, the list price is only 13 dollars!
 
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