ups power supply

[Lennart Sorensen]

On Tue, Nov 30, 2010 at 12:04:38PM -0500, Giles Orr wrote:
> You can also get out your soldering iron (or maybe just wire snippers)
> and remove the beeper from the main board of the UPS, as a friend of
> mine did this past weekend with two of his UPSes.  If you're not using
> it with a computer (a phone system or video perhaps?) this may even be
> necessary if you want it silent.  Be careful: the inside of a UPS is
> much more likely to have high voltage points than the inside of a
> regular computer.

At least the APC Smart-UPS have a config option for it that you can set
with a computer and save in the eeprom of the UPS.  So you can change
the behaviour without permanent damage.

> Also, a note about batteries: as discussed, they're usually pretty
> easy to replace when they die, and cost significantly less than
> replacing the entire unit.  No soldering involved.  I've done this at
> least once (my memory says twice, but I'm a little shaky on that), and
> the after-market battery was better than the original battery was even
> in its new state.

Certainly worth doing.

-- 
Len Sorensen
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