How To Solve Computer Monitor Display Problems That Caused By A Defective Screen Grid Voltage (G2) by Jestine Yong
Computer Monitor display problems such as no display with high voltage symptom can be caused by many reasons. A defective picture tube, a faulty video preamplifier IC, a missing heater voltage, torn signal cable, negative G1 voltage became too high (-120 volt and above), CRT board problems, a... Assuming you measured a low G2 voltage say 20 volts dc (a good G2 voltage is somewhere between 250 – 300 + DC volt), the next step you should do is to isolate the problem to see whether is the G2 circuit that dragged down the voltage or the flyback transformer focus/screen voltage divider that had...

Time Saving PC Troubleshooting Do's And Don'ts by Otis Cooper
Troubleshooting Do's are extremely important to remember since they will save you money as you follow these steps to prevent damage and save you grief should you ignore any of these which may result in a problem showing up. Take the time to go over these troubleshooting Do's first and pay close... DO you make absolutely sure you have removed any and all electrical static buildup from yourself before working inside your computer and before touching any new circuit cards and chips? ... Do not use a brush when you decide to clean the circuit cards and motherboard in your computer.They create...

DVR's by Max Bellamy
DVR is a term heard quite frequently these days. What exactly is DVR? DVR stands for digital video recording. Compared to conventionally used devices like tape recorders, VCRs, or time lapse recorders, the DVR is entirely digital and provides many features that are required for high quality data... Stand-alone DVR is an all in one system consisting of a cabinet and vital sub devices such as circuit boards, power supply, CPU and all DVR related components. ... The software is embedded inside an integrated circuit chip.

How To Safeguard Your Computer? by Lakshmi Menon
The following practice, if done regularly, may help you to safeguard your computer to some extent. 1. Run disc clean up, scan disk and defragmentor. 2. Keep your recycle bin emptied. 3. Clean your cache of browsers. 4. Download only the very essential programs that are required to run your... Carefully check your connecting cord and circuit board of your computer. ... Above all remember to protect your computer with antivirus soft ware and update it regularly. ... It will be hazardous to your computer.

Which Laptop Battery is Right for You? by Eric Comforth
The short answer is: “Whichever type fits your laptop.” Laptop batteries vary according to the model and type of laptop computer for which they’ve been designed. All laptop batteries do, however, share some common characteristics that differentiate them from regular household batteries: •... Only buy Dell laptop batteries for a Dell laptop computer, Gateway aren’t compatible with Compaq laptop batteries and Toshiba laptop batteries won’t sit well in a Sony. ... If the laptop battery process isn't exact, then unwanted build up can take place on either terminal over time, which can cause a...

History Of Apple Computers by Yina Dong
The Macintosh computer began life as the Apple I in 1976 when two friends, Steve Wozniak and Steve Jobs with the aid of some friends built the first of fifty computers for the Byte Shop for $500 each. This first Apple computer came equipped with a display screen (a rarity at the time), and was... Apple was the first computer company to use GUI (Graphical User Interface) in their machines; a concept that was to revolutionize the computer industry. ... The Apple Computer was the beginning of desktop publishing era.

Did You Get A New Computer, Why Not Recycle The Old One? by Bonnie Archer
If you were fortunate enough to get a new computer, VCR, or television, you may be left with the delimma of what to do with the old one. A1-Computers encourages people to recycle their old electronics rather than throwing them away in the landfill. Did you know that many of the components can be... Recycling companies can grind down computer parts and turn them into sheets of aluminum, car parts, and any number of other new products. ... If you do not live in Ohio do a search at any search engine and type in 'computer recycle your town' and find out where you can bring your computers or...

Desktop Computers by Marcus Peterson
A desktop computer is a computer that is built so that it can be used in a home or office setting. It is distinguished from a laptop or a much larger mainframe computer. The typical desktop computer will consist of three devices – namely, an input device, a processing device and an output device. ... Your desktop computer or personal computer (PC) should have a good data storage capacity, and the chip running the computer should be a good one that can do billions of calculations per second and give you the best results.

Your Computer Can't Keep Time by Stephen Bucaro
A computer needs a certain amount of information to operate; for example, the date and time, the amount of memory installed, the number of drives and their configuration, and so on. In the early days of computers, either the user typed in this information each time the computer started, or it... If you want to try to do it yourself, first practice on an obsolete circuit board. ... If your computer loses its time setting overnight, the CMOS battery may not be holding a charge. ... If the CMOS battery does fail, you might receive the message "System Configuration Lost" when you start the...

How to Upgrade Your CPU - Part 2 by Michael Cottier
Now that we have talked about what CPU you should get, next is the removal and installation process of upgrading your CPU. First you need to shut down your computer completely, unplug all cables connected to it, and lay it out in an open workspace, preferably a wood table. ... Once you can see inside, you will see your motherboard, which is the big circuit board in the middle that connects every part together. ... Then you can hook all of your computer cables back up again and power on your computer.