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uninterruptible power supply (20 results)
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- Monitor Cisco routers and switches using the IOS environment command
- How do you know if your remote router and switches are being cooled properly? Are the fans working? David Davis tells you how to see the environmental status of your Cisco routers and switches and how to be alerted when there is a hardware problem. by David Davis
- Blog posts 2008-08-01
- Compaq-XP Pro is frying processors left and right-Any ideas?
- I have an older Compaq EN running XP Pro. Works like a charm as a rule, but lately it fries processors after running around 12 hours.I had upgraded the processor, the system would not boot at all, simply flashed red lights on the front of the tower. I changed back...
- Discussion threads 2007-11-23
- New Athlon 64 X2 system, no power. What should i do next?
- When I turn on the power supply from the back the mobo LED lights up green indicating it's receiving power on the board. But when i push the power button on the case the PSU makes a "ffft" really short and not very loud sound, and nothing turns on...
- Discussion threads 2007-11-20
- PC shut off and will not power back up.
- I was using my comp tonight when it unexpectedly shut off. When I try and restart it only the power light on the front of the PC and the little led light on the mother board will go on...nothing else. There are no beeps or other sounds from...
- Discussion threads 2007-11-07
- Re:Booting failure
- I was working on my PC and all of a sudden the Sreen went blank so I tried using another monitor but no avail.I have change the VGA and the Memory still no responding. Please what will be the possible cause even I don't hear any beep or alert signal....
- Discussion threads 2007-11-07
- installed new power supply that died after 12 hours
- I have an HP Media Center PC whose original power supply had died. I purchased a generic one (as in not the exact one but had the same pins, etc), installed it and got the computer to work fine last night and this morning. Just about an hour ago the...
- Discussion threads 2007-11-06
- Case Fans/Hard Drive LED light on after shutdown
- I am having a weird problem with my computer when shutting off through the normal XP shutdown process.The hard drive LED light at the front of case stays on, the case fans (connected to PS connectors, not MB)and my Video Card fan all spin slowly. I checked the voltages on...
- Discussion threads 2007-11-02
- No POST beep on power up
- Yesterday I installed some new components in my pc.I switched on the power, all worked fine until a restart. Then the pc is not responding. Mobo light is lit, also HDD led works, but no POST beep or booting sequence. Also the screen of my pc stays black.I think my...
- Discussion threads 2007-10-31
- Automating shutdown when your OS doesn't support your UPS
- In the article, "Protect your computer and your data with a UPS," I made reference to the importance of protecting against file system corruption when the power goes out. If you leave computers running when no one is sitting in front of them, a key component of this protection...
- Blog posts 2007-10-28
- Inspiron B120 Won't Turn On! No fans or Hard drive spinning!
- Hello i hope someone can help me. My old faithful Dell B120 wont power on. When i press the power button i get the 3 green lights but they turn off and nothing, no fan or hard drive spin and no screen. Any help will be...
- Discussion threads 2007-10-20
- Protect your computer and your data with a UPS
- One of the most important gadgets in the security arsenal -- and one of the most often overlooked as a tool for security -- is the uninterruptible power supply UPS. A good UPS isn't just a battery backup designed to provide you with a precious few minutes to save files...
- Blog posts 2007-10-17
- computer turns on then turns off 1 second later
- I just finished building a new computer for myself, and when i turn it on, it turns off after 1 - 3 seconds. i know it is on, because the LED's in the ram and the fans come on, and all the case fans and cpu fans come on....
- Discussion threads 2007-10-16
- Product Code
- I had to reformat my hard drive...I have my office CD...but can't find the product code. Is there a way I can retrieve the code from the "CD"??? ('cuz obviously it's no longer on the hard drive or registry, right?)Call MSThe code for your copy is not stored on...
- Discussion threads 2007-10-15
- A newby trying to learn
- Ok. I know you are all pros at all this stuff. But, I am trying to learn a bit about all this jazz. So, if it is ok, can I ask questions about what certain things are that you are talking about? I am a stay at...
- Discussion threads 2007-10-10
- Pics: Artsy woodcrafted PCs and components
- For those of you who just can't get enough of the hybrid Japanese/Scandinavia aesthetic, here's a wooden external USB hub/hard drive from Suissa. For a mere $875, you can get 750GB of external storage, along with four USB 2.0 ports and and two headphone jacks--and all in a lovingly woodcrafted...
- Blog posts 2007-10-09
- Ministry needs power supply & motherboard tested for FREE
- A power outage has temporarily rendered my desktop useless. I was using an lower model APC UPS, while at stage 4 of 5 of the Scandisk utility, when the battery died. I don't have a POST card, or the experience in troubleshooting this type of problem. The...
- Discussion threads 2007-10-02
- E-Machine T2240 won't boot up!!! Please help!
- Ok, one day, my computer was on, and when I came back into the room, the busy processing light the orange one that tells you the cpu is processing was just flashing rapidly and so was my keyboard and monitor. The only way I could turn the computer off was...
- Discussion threads 2007-09-30
- pc will not power up
- pc will not power up, I have removed the cover, when the power is turned off the CPU fan moves a little bit and a yellow LED blinks once, what is causing the pc not to power up, its was put up in a corner because it will not power...
- Discussion threads 2007-09-30
- Odd monitor behavior after installing new power supply.
- I have recently installed a new power supply into a work station. Everything is connected correctly and the power supply works fine, however, the monitor power light flashses after the OS begins to load. It flashes a message similar to "PC settings for display correct?".This is also odd. Monitor works...
- Discussion threads 2007-09-27
- OS shuts down
- Every so often my OS shuts down. I send an error report and it comes back that there is some hardware issue. It says power supply, CPU, system board, and or RAM. How can I resolve this issue?TroubleshootingTo check to see if it is the memory. Try one stick...
- Discussion threads 2007-09-22
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