Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: utzoo!utgpu!water!watmath!clyde!rutgers!seismo!esosun!ucsdhub!hp-sdd!ncr-sd!ncrcae!wingard
From: wingard@ncrcae.UUCP
Newsgroups: comp.sys.atari.st
Subject: Re: annoying (power supply?) whine
Message-ID: <2407@ncrcae.Columbia.NCR.COM>
Date: Thu, 14-May-87 08:46:10 EDT
Article-I.D.: ncrcae.2407
Posted: Thu May 14 08:46:10 1987
Date-Received: Sat, 16-May-87 09:05:57 EDT
References: <748@sdchema.sdchem.UUCP>
Reply-To: wingard@ncrcae.UUCP (Steve Wingard)
Organization: NCR Corp., Engineering & Manufacturing - Columbia, SC
Lines: 24

In article <748@sdchema.sdchem.UUCP> tre@sdchem.UUCP (tre) writes:
>.
>My Atari 1040 gives an annoying high pitched whine.  I assume it is the
>switching power supply.  Has anyone else encountered this?  Has anyone come
>up with a fix for this?
>
>Losing my hearing,
>
>Tom Erbe (ucbvax!sdcarl!tre)
>
>ps- I am posting from a friend's account, so please don't reply without
>    changing the address to my own.

Figured I would just follow up than worry about the reply path...

Yes, this problem has been encountered on other machines (though not
mine..)  Your Atari dealer should have a service bulletin that outlines
the repair procedure (I think a resistor and a capacitor are replaced).

Good luck.

Steve Wingard                        ...!ucbvax!sdcsvax!ncr-sd!ncrcae!wingard
NCR Corporation, E&M-Columbia        ...!decvax!mcnc!ncsu!ncrcae!wingard
					wingard@ncrcae.NCR.COM