What size plug and what polarity is needed for the 3825? I know it's 15 volts and 1.2 amps. I have a power adaptor with that voltage and amps but it does not plug into the 3825.
I cut the plug off the end of the power supply cord and soldered the pos and neg wire to the appropriate posts on the back side of the plug receptacle on the router. It works.
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