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NNTP-Posting-Date: Mon, 02 Dec 2002 21:33:18 -0600
From: "Dave VanHorn"
Subject: Re: 2.5 mm DC Power Jack questions
Date: Mon, 2 Dec 2002 22:31:38 -0500
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wrote in message
> i got one of the above components. now there are 3 pins coming out
> from the back. My question is which is the + and the minus and ground.
> 2 pins have the same size and there is a bigger one. Pleaase help the
The connector incorporates a switch. When the connector is inserted, the
switched pin is disconnected from the shell contact.
Usually, the two under the jack are pin and shell, and the side terminal is
the switched one.
Check yours with a meter.
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