3 leads certainly isn't a diode. Sounds more like a voltage stabiliser.
And these do not really like reverse polarity...



On 23-1-2004 2:37, SmellyWilly wrote:

> cheers I opend the unit up and found what looks like a small smounted black
> diode?? very small with three little legs 1 from the top and 2 from the
> bottom
> I dont know what it is but it has a bubble mark due to heat. I can just make
> out some number I think its says on it 352A?
> I havent a clue what the component  was more or less next to the power
> input..
> 
> 
> Cheers Ray
> "Pedro" <pedro@tascali.com> wrote in message
> news:bup9kv$ahh$1@sparta.btinternet.com...
> 
>>I would think you have blown a diode, if one is fitted for protection. If
>>one not fitted you have f---ed it.
>>I suggest you phone JVC technical for advice.
>>Pedro
>>"SmellyWilly" <bigEd@ic24.net> wrote in message
>>news:buogev$s8f$1@newsg4.svr.pol.co.uk...
>>
>>>Hi all
>>>I have had my jvc GR DVL150EK
>>>for a few months now. i was at my friends house and forgot the power
>>
>>supply,
>>
>>>he gave me one from his scanner to use
>>>but the polarity was wrong ;-( and now when i plug in the original
> 
> supply
> 
>>>nothing happends even with a battery
>>>what have i blown? is it fixable? or should i just bin it ?
>>>
>>>can anyone help?
>>>
>>>Nobby
>>>
>