Re: (ASCEND) Max 4000 Power Supply

["Paul M. Ledbetter" <Ascend@austintx.net>]

Insurance does not cover failures, only warranties cover that and this box 
is 3 years old.

Do you have Insurance on your 3 year old boxes???

At 10:03 AM 2/5/00 +1300, Lennon wrote:
>I think these days anyone who can afford a max box can also afford Insurance
>for
>their office/equipment. :-)
>
>Thanks
>Craig Whitmore
>iGRIN Internet
>
>----- Original Message -----
>From: Paul M. Ledbetter <Paul@austintx.net>
>To: <ascend-users@bungi.com>
>Sent: Saturday, 5 February 2000 8:42 AM
>Subject: Re: (ASCEND) Max 4000 Power Supply
>
>
> > Update on the 4000.
> >
> > We received the new upper power supply and installed it.
> >
> > Once we replaced fans we were ready to power it up.  We only put the unit
> > back together enough to test everything out.  No modem cards installed,
> > just the chassis together basically.  All it did was spin the fans and all
> > 4 lights on front just glowed.  Nothing more.  Put a terminal cable on it,
> > and received no data.  Guess the power supply failure was a bit more
> > damaging to the unit that just itself.  Possibly the lower power supply is
> > bad too, but no conclusive proof to that.  It looks fine by a visual
> > check.  We are going to put a meter on it and see what we can figure out.
> >
> > Next?
> >
> > Paul M. Ledbetter
> > Austin Internet Access
> >
> > At 01:17 PM 2/2/00 -0600, Paul M. Ledbetter wrote:
> > >At 12:15 PM 2/2/00 -0600, Jim Logan wrote:
> > >>At 09:46 AM 2/2/2000 -0600, you wrote:
> > >>>Anyone had a 4K power supply fail?  What was the end damage?  Were you
> > >>>able to find both supplies from a third party, or did you have to go
> > >>>back to Ascend?
> > >>>
> > >>>Ours appears to have failed big time and we have another one on it's
>way
> > >>>(Thankfully other suppliers besides Ascend have the one that blew), and
> > >>>we are wondering if anyone else had one fail.  Once you replaced the
> > >>>P/S, did the unit function correctly?  Did you ever figure out why it
>failed?
> > >>>
> > >>>Ours appear to have over-heated, but yet all of the fans "appear" to be
> > >>>free moving when spun by hand.  This unit has always done well, and
> > >>>never skipped a beat.  I hate to see it go down in flames like this,
>but
> > >>>after 3 years, anything goes.
> > >>
> > >>   The good news, there are 3rd party sources for the power supply as
> > >> well as the fans. I can give you some of that info if you want.
> > >
> > >That would be great!  I have found a source for the upper supply, but not
> > >the lower one and might need that info if it turns out to be bad
> > >also.  The top supply actually had "expanded" capacitors and diodes, so I
> > >think it took the brunt of the blow.
> > >
> > >Now, as for the fans, I think I had better replace them, just to be on
>the
> > >safe side.  At this point, new is better....
> > >
> > >
> > >>   The bad news,  what we have found out is that a 'shorted' fan is what
> > >> typically blows the supplies and you can risk loosing the main board
>via
> > >> the spikes caused.  There is no alternative sources for the main
>boards.
> > >
> > >This is the part that scares me.  I can only pray that the board was not
> > >affected.  We did have a power outage on Monday and even though the unit
> > >is on a UPS, it ended up rebooting.  Maybe that is pure coincidental, but
> > >it is more data for the diagnosis.
> > >
> > >Thanks for all of the help!!
> > >
> > >Paul M. Ledbetter
> > >Austin Internet Access
> >
> >
> > ++ Ascend Users Mailing List ++
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> > To get FAQ'd: <http://www.nealis.net/ascend/faq>
> >

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