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- 10 ways to protect systems from electrical catastrophes
- This article is also available as a PDF download.PCs, servers, switches, routers, broadband modems, KVMswitches, and other computer equipment are all subject to electrical damage.From improper site wiring to lightning strikes, a wide variety of electricalissues threaten systems and peripherals constantly. Reviewthese 10 items to ensure that you've taken necessary...
- Tags: Erik Eckel Network+, MCP+I, MCSE, multimeter, power supply, uninterruptible power supply
- Technical articles 2006-07-17
- Test capacitors with your multimeter
- Test capacitors with your multimeterarticle rootTrue... but of no valueThis info is *basically* correct, but of questionable value. I put this info right up there with the 'butter churn'... and about as useful.The electronics field migrated away from component-level testing/replacement years ago!! Even with 15 years experience...
- Tags: board, cap, capacitor, hardware, motherboard, multimeter, pamcse, repair
- Discussion threads 2005-11-10
- HP Pavilion 8565-power/switch problem?
- This PC's harddrive died. I installed a new 80gig and plugged the cables in (the old drive remains because I can't get to the screws on the back side - but it is not plugged in). After reassembling the case the power switch won't work. No lights, nothing at...
- Tags: Hewlett-Packard Co., HP Pavilion, multimeter, power switch, SamuraiTailor, swITch
- Q&A 2005-01-12
- How to use a multimeter to test resistors
- When a PC stops working, it’s often cheaper and easier to replace it than to repair it. After all, why repair a computer that your company bought two years ago when you can buy a new one that’s twice as powerful for half the cost of your original machine? However,...
- Tags: band, Brien M. Posey MCSE, multimeter, resistor, tolerance
- Technical articles 2003-03-25
- Look for these features when buying a multimeter
- Multimeters can be handy for troubleshooting PC power problems. But the range of features and prices can be confusing when you're shopping for one. Before you waste time and money, find out which features are essential and which are merely nice to have.With a multimeter, a support tech can troubleshoot...
- Tags: PRODUCTIVITY, Brien M. Posey MCSE, volt, continuity, voltage, V AC, ohm, V DC, terminator
- Technical articles 2002-06-12
Additional Resources
- Troubleshoot three common PC problems with a multimeter
- When confronted with a PC that won't power on, a multimeter can be the perfect tool for troubleshooting. Find out how to safely and effectively use a multimeter to test a bad cable, faulty switch, or broken power supply.When a PC won't power on, there are many possible causes, such...
- Tags: Network technology, Desktops, Brien M. Posey MCSE, cable, continuity test, PC, power supply
- Technical articles 2002-06-28
- Build Your Skills: Learn to use a multimeter the right way
- When and how to use a multimeter to troubleshoot PC power problemsFor the electrically uninitiated, using a multimeter to troubleshoot PC power problems can be an intimidating task. But it doesn't need to be. With some basic electrical knowledge and a little practice, you can safely and effectively use this...
- Tags: Desktops, Brien M. Posey MCSE, V DC, V AC, voltage, volt
- Technical articles 2002-06-19
- Power-supply troubleshooting with a multimeter
- It may seem unlikely, but over a quarter of all PC problems are in some way related to trouble with the power supply. It’s tempting to think that if something is wrong with the power supply, the PC simply won't power up at all, making the culprit easy to identify....
- Tags: Brien M. Posey MCSE, PC, power supply
- Technical articles 2005-02-09
- No DC voltages in a pc psu
- what are the steps to determine where the fault lay,whilst complying with safety procedures in a PSU unitIt depends on just exactly what you mean here, the easy answer is to use a Power Supply Tester & Multimeter to check the voltages if the PS runs with the PS Tester...
- Tags: PS, voltage, power supply, topcatuk35@..., PC
- Q&A 2006-04-18
- Power-supply troubleshooting with a multimeter
- When you troubleshoot a user's PC, don't forget to test the power supply with a multimeter. Learn some easy-to-follow techniques to help you rule out the possibility that the power supply has gone bad.It may seem unlikely, but over a quarter of all PC problems are in some way related...
- Tags: Brien M. Posey MCSE, power supply, PC
- Technical articles 2002-03-19
- CMOS checksum error
- sumtimes at startup I recieve this error 'CMOS checksum error' and I have to press F1 to continue. what is the reason for this. any solution?You are getting a bad checksum from your CMOS. Check the battery on the motherboard... it's probably dead and needs to be replaced.i agree...
- Tags: Memory, CMOS
- Q&A 2005-11-14
- Emachines T2682 won't power up?
- The emahines T2682 had been working fine for several years. Normally the machine is left turned on. I power down very infrequently. Went to use the PC tonight and it was powered down. Pressing ON/OFF switch does not power up the macine. Would this be a power supply problem or...
- Tags: bfwals@..., Emachines T2682, eMachines Inc.
- Discussion threads 2007-05-30
- Power-supply troubleshooting with a multimeter
- power testersThough this article covers the topic of power supply testing, left out is the existance of power supply testers. These place a load on apower supply and allow for testing without connecting to the system board. If i suspect that my power supply is failing i would...
- Tags: board, hardware, power supply, Van_Helsing
- Discussion threads 2005-02-09
- Put your power supply to the test with a multimeter
- Normally, it’s easier to just replace a PC power supply than it is to fix one. However, some PC manufacturers produce custom cases with custom power-supply enclosures. This scenario forces you to have to order a costly replacement directly from the manufacturer. In many cases, an hour of time invested...
- Tags: fuse, power supply, V. Edward Gold
- Technical articles 2003-04-08
- Test capacitors with your multimeter
- When it comes to most PC repairs nowadays, you don’t have to do a lot of board-level work and soldering. It’s a good idea, however, to know your way around the field of electronics on system components to diagnose, and potentially repair, trouble spots. Among the common components you’ll find...
- Tags: Brien M. Posey MCSE, capacitor
- Technical articles 2003-04-17
- Can a low CMOS battery cause this?
- Hi, my co-worker's got a desktop PC which when you go to boot up, the motherboard speaker emits a low, sort-of grinding sound, and the lights on the the top of the keyboard just flutter really fast, and nothing else happens. No POST beeps of any kind occur at all....
- Tags: Memory, CMOS, motherboard, CMOS Battery
- Q&A 2006-03-07
- Test capacitors with your multimeter
- When it comes to most PC repairs nowadays, you don’t have to do a lot of board-level work and soldering. It’s a good idea, however, to know your way around the field of electronics on system components to diagnose, and potentially repair, trouble spots. Among the common components you’ll find...
- Tags: Brien M. Posey MCSE, capacitor
- Technical articles 2005-11-10
- Build Your Skills: The top 10 items for a network engineer's toolbox
- Stock your admin tool box with these itemsBehind every good network guru is a good set of tools. Quick access to the right tools can mean the difference between an easy job and an impossible one. But with the wide variety of gadgets on the market, it’s tough to know...
- Tags: Network technology, PRODUCTIVITY, network, Brien M. Posey MCSE, cable, cable tester, RJ-45, tool, crimper
- Technical articles 2002-06-18
- PC Hardware
- Hello,My desktop (hp,e-vectra) can`t power up.i can see a green light and then nothing.checked IDE cable looks good,power cable works fine too.on pressing power button,Process Runs for a Second and Hard drive Spins as well, but suddenly it shuts off and I have to unPlug and Plug it back in...
- Tags: cable, CPU, hardware, PC, pythoncancer@..., video, video adapter
- Q&A 2004-12-02
- lcd monitor troubles
- here's the problem: one of our people uses a two pc setup with one monitor via a kvm switch. all was well till we replaced his 15-inch lcd monitor with a new 17-inch combo lcd pc/tv monitor. the pc with the SiS video chipset works fine, but...
- Tags: hardware, jaypea5000, LCD, LCD monitor, monitor
- Q&A 2005-03-26
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