[TechAssist] Re: Technics - Integrated Amplifier - SU-V98 - Powers Up - No Output
- From: Gary McCartney <gary@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 10 Nov 2005 17:20:20 -0500
David, found this:
TECHNICS SUV98KM1 no power or output replace shorted ic501
svi3206d power amp, r701 47/1/2w, resolder jack packs
Gary McCartney
McCartney Electronics
Guelph Ontario Canada
Est. 1984
email: gary (at) number63.ca
David Lessard wrote:
> Hello All,
> This unit turns "on", display is present and I can select different inputs
> yet there is no output. Main output IC is one of those SVI-3205 (replaced by
> SVI-3206), I've worked on a couple of these in the past, one where the
> outputs were blown (this caused main fuse to blow), the other unit required
> extensive resoldering. In this case I don't hear the speaker relay engaging,
> this should occur a few seconds after power "on". I've resoldered all
> questionable ring cracks in and around power resistors, diodes, etc. and
> still the relay doesn't engage. I could use a service manual to further debug
> this problem, unless of course one of you have experienced this same problem,
> please do tell.
>
> God bless you all,
> David Lessard
> mr_fixit@xxxxxxxxxxxx
> Alexandria, Ontario, Canada
>
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