[Test-Equipment] HP-3335A no output...

[J. Forster]

I've fixed a LOT of equipment over the years, some with manuals, some
without. Any time I've not checked the power supplies first thing, I've
wound up wasting a lot of time.

YMMV,
-John

===================



> In a message dated 15/10/2009 14:54:42 GMT Daylight Time, gelabel at gmx.net
> writes:
>
> Now I  have the 21+ MB PDF manual. so I just have to find the time to read
> it
> and  to start to fix the generator...
>
>
> ------------------
> Gald you downloaded it ok, and good luck:-)
>
> I know it's been suggested that you may have a supply fault, and I
> wouldn't
>  disagree with that possibility, but I still feel the easiest first test
> would be to check the input into the attenuator, especially as you say it
> seems to function ok other than lack of output.
> On the 3336 that attenuator is right at the end of the chain, just before
> the output sockets, and I'm pretty sure from the manual that it's the same
> for  the 3335.
> Again on the 3336, the input to the attenuator is via a coax plug on a
> flying lead so very easy to disconnect and check for signal on the cable.
> It's a very quick check, much quicker to do than write about:-), obviously
> if the signal is missing at that point it's time to start checking the
> supply rails.
>
> regards
>
> Nigel
> GM8PZR
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