[mythtv-users] Problem with Ubuntu upgrade 0.24 to 0.25
zarthan at gmail.com
Fri May 11 15:23:40 UTC 2012
On Fri, May 11, 2012 at 10:02 AM, Michael Watson <
michael at thewatsonfamily.id.au> wrote:
> On 11/05/2012 7:43 PM, John Veness wrote:
>> On 10/05/2012 20:21, Damian wrote:
>>> my Uninterruptable Power Supply started beeping.
>>> There was no power cut, so I was confused by this. I have since tried
>>> plugging the machine directly into main power and nothing at all happens
>>> ... silence!
>>> My guess is that the Power Supply in the computer has died and needs
>>> replacing. Do Uninterruptable Power Supplies beep if suddenly the thing
>>> that is drawing power from them stops draining power?
>> I've never heard of a UPS beeping because the thing that is drawing power
>> from them stops drawing power. A UPS would normally beep if it loses mains
>> power, or if the battery failed a self-test. It would depend on exactly
>> which model UPS you have.
> Some will beep if there is a short circuit, or overload, or earth leakage
>> And some beep when the battery is close to needing replacement.
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