[sdiy] Wiard/Blacet Miniwave issue - Help please

MTG grant at musictechnologiesgroup.com
Thu Mar 31 14:56:05 CEST 2016


Do any chips get hot?

On 3/31/2016 2:15 AM, Gordonjcp wrote:
> On Wed, Mar 30, 2016 at 11:55:45PM -0400, m brandenberg wrote:
>>
>> If you are seeing this (voltage across the fuse increasing)
>> and the nearby diode is cool, you could have a bad fuse.  But
>> the slow path to failure smells like passives more than
>> actives.  Poke around looking for a hot component.  And
>> give the electrolytics a very good eyeball.
>
> I doubt it would be an electrolytic that caused that.  I'd cast a wary eye over any tantalum beads or disc ceramics used for DC decoupling.
>



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