Re: [NTLK] hacking an audio out

From: Daniel Padilla (dproldan_at_telefonica.net)
Date: Sat Dec 21 2002 - 06:49:15 EST


>
> this is with referance to the hack to put a earphone socket in a 2100
> by making a bridge over the speaker (see the diagram that i am using at
> http://dev.newtontalk.net/~dpadilla/audio.htm)
> in theory when you have the earphones are in the speaker will mute and
> the earphones will start playing. when you take the earphones out the
> speaker will come back on.
> i have it sort of fucntioning, but for some reason when the earphones
> are out, the speaker wont go on and when i put them in the both play
> the sound. another thing it took me a while to notice why, but if there
> is no earphone in and the soilder joing where the red wire from the
> speaker to the in pin on the socket touches the irda casing, the
> speaker will start to play.
> anyone got any idea what the heck is going on?
>

    Most jack connectors can act as a switch too (but not all). You need to
make sure that this switch is between the MB connector and the internal
speaker red wire. Maybe you have to use a multimeter to find those pins in
your connector.

D.

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