[time-nuts] Odetics 425 getting truly flaky...

[Bruce Lane]

	(hitting self on head)

	Good Lord... John, good point! I should have done that first thing! The
power supply in there is the original SMPS which came with the unit out
of the factory.

	I will check it before I start ordering sockets.

	Thanks!

*********** REPLY SEPARATOR  ***********

On 14-Jan-10 at 15:13 J. Forster wrote:

>Have you checked to power supplies for ripple or bad C's?
>
>-John
>
>===============
>
>
>
>> Fellow time-techs,
>>
>> 	Nothing lasts forever, and my faithful Odetics 425 is doing its best
to
>> demonstrate that fact. Before I put "Fix or Replace the thing" on my
>> project list for the new year, I thought I'd check to see if any other
>> owners of the beasties have run into the symptoms I'm getting.
>>
>> 	Specifically: The unit will go from TIME LOCKED and TFOM=4 to TIME
>> COASTING and TFOM=5, pretty much at random.
>>
>> 	What I've done: Reseat every IC the thing has, replaced a couple of
>> interconnect cable DIP sockets with hi-rel machine-pin style (they
were
>> cheapie single-leaf before), and done a manual recalibration of the
>> oscillator.
>>
>> 	I know for a fact that the single-leaf IC sockets are a huge source
of
>> problems in older gear. My next step would be, I'm thinking, to
replace
>> every single IC socket with a high-rel part (that's a LOT of
>> desoldering!)
>>
>> 	So -- Any thoughts before I start ordering new chip sockets? ;-)
>>
>> 	Thanks.
>> Bruce Lane, Owner & Head Hardware Heavy,
>> Blue Feather Technologies (http://www.bluefeathertech.com)
>> Assoc. member, AZA & AAZK for many moons.
>> "Salvadore Dali's computer has surreal ports..."
>>
>>
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>
>
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