Can a UPS be too powerful?

June 4th, 2012
0 Comments

server
ups

Question Our old network admin bought the top range UPS a few months ago but never came around to setting it up and is no longer with the company. Now the old UPS broke down and needs to be replaced, but an external company that did an audit said that that UPS won’t work. Now [...]

need UPS communication software for ubuntu

May 23rd, 2012
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communication
server
ubuntu
ups

Question i have a server that should have an energy reserves. i want to use some UPS for this. but how to make it can communicate with PC, so it can makes the PC shutdown automatically. whats software for communicate UPS with linux ubuntu PC? Asked by klox Answer In the Ubuntu repositories there’s upsd [...]

Computer hangs due to underpowered UPS?

April 17th, 2012
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power
power-management
power-supply
ups

Question I just bought a new UPS. Now since I started using it I experienced at least 3 random freeze in Windows 7 and it happens during the first 10 minutes of start-up. Note when I say freeze, I mean I literally can’t do anything in Windows, everything is frozen including the mouse cursor. Is [...]

Laptop Malfunctions After UPS Failure? I Have Got What I Deserved

March 11th, 2012
0 Comments

bios
boot
hp-pavilion
troubleshooting
ups

Question My UPS failed today and laptop ceased working. UPS failed me before 1 time and it was when laptop was on standby but nothing happened to the laptop however. Also there were times when laptop was working and UPS failed as well but laptop did not malfunction. This time i have got what i [...]

What Is AVR Mode In UPS Software Management?

March 6th, 2012
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disconnected
power-management
ups
watts

Question When UPS was disconnected from power source and 25W desk lamp was connected to it, all was normal: But as soon as i have unplugged it and plugged in 95W fan, AVR “Normal” changed to up arrow: Can somebody explain what does up arrow mean? Asked by Boris_yo Answer I have UPS with that [...]

To place a Kill A Watt meter between the PSU and UPS or between the UPS and Wall Outlet?

March 3rd, 2012
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hardware-combination
power-supply
ups

Question Are you supposed to place a Kill A Watt meter between the PSU and UPS like so: PSU–Kill A Watt–UPS–Wall Outlet? or are you supposed to place a Kill A Watt meter after the UPS like so: PSU–UPS–Kill a Watt–Wall Outlet? Asked by LedZeppelin Answer It depends on what you want to measure with [...]

My UPS has a 5ms switchover time, server shuts off during said time

February 24th, 2012
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hp
power
system-shutdown
ups
windows-server-2003

Question Is there anything I can do to prevent the server from shutting down? (bios setting etc). the server in question is an HP Proliant ML350 G6. I’ve got an eaton 5110 UPS and Eaton claims that we need to buy any model beginning with a 9 (and thats close to $1k), I’m not convinced. [...]

APC UPS Overload light blinking and constant alarm tone

February 22nd, 2012
0 Comments

Question I have a Back-UPS XS 900 on a standalone Debian server that seems to randomly start sounding a constant overload alarm, even with nothing plugged in. The alarm continues to sound until I manually turn the unit off. Additionally, nothing seems to be logged when the alarm starts to sound. Here is the output [...]

computer shutoff suddenly, I have a APC backup UPS SE 350

February 20th, 2012
0 Comments

apc
ups
windows-7

Question My computer suddenly shutoff (abruptly), and then the APC (UPS SE 350) started to beep continuously. I pressed the button on it and it stopped, then I pressed it again and it turned on (green light) and now my computer is working fine again. What could be the reason for that? Asked by user3183 [...]

Does UPS make any sound when not powering computer?

February 19th, 2012
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noise
ups

Question I would like to buy UPS, but the review I read: http://www.tomshardware.com/reviews/apc-smt1500-cyberpower-cp1500pfclcd-tripp-lite-smart1500slt,2785-12.html make me alert of one thing — the noise of UPS. So, I understand when powering computer (from batteries) UPS fans kick in, making some noise. OK. But in normal mode, when there is no blackout, and UPS is working in passive [...]

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