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Randy The Tech Professor

Category Page for: Hardware

How To Install Device Drivers For Optimum Computer Performance

» by April 5, 2012 at 7:59 pm » Comments (1)

Hello everyone, Every time I install an Operating System, I also have to install several drivers. A driver is a software program that runs (drives) a hardware device. Think of it as ...more »

How I Diagnosed A Bad Motherboard (In Ten Steps)

» by March 31, 2012 at 11:13 pm » Comments (1)

Hello everyone A client gave me an old computer that would not boot up. The monitor screen was absolutely dead, totally black, no BIOS screen, nothing (I was using my own ...more »

Not Getting 50 Mbps Download Speed From Comcast? Here’s How!

» by March 6, 2012 at 8:47 pm » Comments (58)

Hello everyone, Note: Part 2 (October 2014) of this post can be found here. Part 3 (June 2015) can be found here. I have run into this situation twice in the past ...more »

It’s More Than Just A Router!

» by February 26, 2012 at 12:21 pm » Comments (2)

Hello everyone, I love routers! Do you really know all that your router can do? A modern router has multiple "cool" functions that many people don't realize? Many of my elderly ...more »

Don’t Forget To Check This If Your Wireless Printer Won’t Print

» by November 27, 2011 at 3:20 pm » Comments (0)

Hello everyone, Wireless printer won't connect? My computer repair partner came across this situation the other day, and this is what he found: A client said that she could not print to ...more »

Computer Repair Tools That I Can’t Live Without (Part 7: Bootable Rescue Disks)

» by October 29, 2011 at 12:28 pm » Comments (2)

    Hello everyone, In the past year and a half or so I've repaired over 300 computers. In this series I'm describing the very repair tools that I use daily. If you ...more »

How I Fixed A Logitech Webcam Blue Screen Issue

» by October 22, 2011 at 9:37 pm » Comments (6)

  Hello everyone, An elderly couple asked me to order them a new computer to replace their nine year old Compaq desktop (Windows XP, pentium 4 cpu, 512 MB of RAM). I ...more »

Which Screen Is Better: LCD or LED?

» by October 13, 2011 at 12:42 pm » Comments (0)

Hello everyone, Every Sunday I peruse through the hhgregg (appliances & electronics megastore) insert that is in the local newspaper. This past Sunday the insert showed a total of 28 different ...more »

Computer Repair Tools That I Can’t Live Without (Part 6: CrystalDiskInfo and SeaTools)

» by October 12, 2011 at 2:04 pm » Comments (2)

Hello everyone, The very first thing that I do when I repair a computer is to check the state of the Hard Drive. I didn't always do this and I had ...more »

How To Replace A Laptop Screen

» by September 24, 2011 at 7:24 pm » Comments (0)

Hello everyone, The other day a client wanted me to diagnose her Dell Latitude D620 laptop. Her screen images were very fuzzy and blurry, and she asked me to take a ...more »