[TechAssist] Re: Nakamichi SR-2A Schematic
- From: <hartstv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 19 Aug 2003 13:29:19 -0300
Art,the last #'s I have for Nakamichi is as follows;
In Canada....Tel#1-800-263-4634 or 1-905-831-6555.Been awhile since I last
contacted them so hopefully there still good #'s..........
Don of HARTS-TVCR-ASC
9 Robert St,Oromocto,NB,Canada,E2V3N2
Tel-506-357-9785,Fax-506-357-6010
hartstv@xxxxxxxxxxx
----- Original Message -----
From: "art bevilacqua" <abevilac@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, August 18, 2003 11:02 PM
Subject: [TechAssist] Nakamichi SR-2A Schematic
> We are looking for a Nakamichi SR-2A schematic and have come up dry so =
> far.
>
> The unit came in with blown fuses on the +/- 35 Volt lines, but no =
> obvious
> shorts. Now we are seeing a huge shift in potential between chassis =
> ground
> and +/-35V ground, and can hear an odd shot of hum while the volume =
> control
> is being moved.
>
> I've checked for AC at the main filters (and subbed them), and found two
> regulator transistors loose in the main board, and also 4 FET's in the =
> phono
> input section with dead shorts across two terminals, but now could use a
> schematic to finish tracing out the problem.
>
> Thanks, Art
>
> Art Bevilacqua
> Essex Radio and TV
> 40 Main Street
> Essex, MA 01929
>
>
>
>
>
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