Keep alive solder points on 44 ton with H622x board

Started by gnrrguy, May 06, 2024, 07:47:43 PM

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gnrrguy

May 06, 2024, 07:47:43 PM Last Edit: May 14, 2024, 07:02:31 PM by gnrrguy
Can anyone identify the positive and negative solder points on the H622X board installed on my older 44 ton locomotive.

Doesn't anyone know where to solder a keep alive to this board?????

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