GPS FORUM

> To avoid having trailing cables to the sat nav I decided to install a
> PS permanently. Siting a 2.5mm power socket on the top of the dash.
> Cutting into the output cable discovered it has three wires - black
> red and white. The black and red are the same gauge - the white
> slightly smaller. But at the plug end at least the white and red are
> commoned. Any idea why? The graphic on the PS just shows the normal
> sleeve and tip connections.

> In an earlier contribution to this discussion,
> Dave Plowman (News) wrote:
>
>> To avoid having trailing cables to the sat nav I decided to install a
>> PS permanently. Siting a 2.5mm power socket on the top of the dash.
>> Cutting into the output cable discovered it has three wires - black
>> red and white. The black and red are the same gauge - the white
>> slightly smaller. But at the plug end at least the white and red are
>> commoned. Any idea why? The graphic on the PS just shows the normal
>> sleeve and tip connections.
>
> Dunno - but Ive cross-posted this to uk.rec.gps where someone might know.
> --
> Cheers,
> Roger
>
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