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How To: Replace the battery in an iRiver H320 or H340

This is just a quick video to help you replace your iRiver Digital MP3 Player's battery. Patience is key in completing this disassembly and replacement, using just a small screwdriver and a few minutes of your time. This step-by-step video demonstration will show you the procedure for replacing the battery in your iRiver H320 or H340. You can use the replacement battery found in the video, or any other replacement battery, the results are the same.

How To: Replace the battery in a Garmin ice 3600 GPS unit

Don't let an overpriced professional take over your Garmin battery replacement when you can do it yourself for a far less price and a higher feeling of satisfaction. Your GPS will thank you with years of use. This step-by-step video demonstration will show you the procedure for replacing the battery in your Garmin iQue 3600 GPS unit. You can use the replacement battery found in the video, or any other replacement battery, the results are the same.

How To: Print on various media types with Epson Artisan 810

Epson sells many different digital imaging products, including ink jet printers and all-in-ones, digital photo printers, multimedia projectors for business, education, and home entertainment, scanners, digital photo viewers, professional imaging/wide format printers, and more. Check out this video to learn how useful and versatile your new Epson Artisan 810 all-in-one printer can be.

How To: Check a remote control's batteries by the IR sensor

Picture this: the infrared sensor on your TV is not working and you are blaming it on your remote control batteries. Well, to make sure exactly what is going on, try testing TV remote to be sure. To the naked eye, you might not be able to see the infrared light, so you could think it's dead, but try filming with your camera phone or digital camera, which could pick up the IR signal.

How To: Rip DVDs to build a movie jukebox home theater server

Want to play your video collection on any media extender, console or AppleTV? Step one is to get your movies off of the DVDs and onto your hard drive! If you're like most people you probably have a huge library of DVDs that you've bought and collected over the years. Unfortunately, it's an inconvenient format if you want to playback all that content anywhere around the house. So, learn how to rip and encode that stack of DVDs into a format that you can play on your Windows Media Extender, set...

How To: Make a guerilla battery pack for your camera

See how to make a guerilla battery pack for your camera! For this quick battery hack from ChappyShowcase, all you need is some gaffing tape and two batteries from your camcorder. Simply tape the two batteries together so that the contact terminals are facing away from each other. By combining two batteries into one, you'll have a guerilla battery brick setup. Now you're prepped for the most efficient battery swapping capabilities possible! This is a good trick for any assistant cameraman.

How To: Solder your own headphone amp

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.

How To: Build a 3D scanner from a $25 laser level

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.

How To: Add Electroluminescence to any project

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.

How To: Check if a remote controller is working

When your remote isn't working, it's hard to tell what's broken. Is it the remote, the think the remote's supposed to be controlling, or maybe even just the batteries? This quick and easy how-to will help your troubleshoot your remote. Follow along and learn how to check if a remote controller is still working.

How To: Make a burglar alarm

Learn how to make a cheap burglar alarm/trip wire alarm with step by step instructions. This is pretty basic but effective. Cardboard, fishing line, batteries, soldering wire, soldering iron, hot melt glue gun, an empty soft drink can, electrical tape, buzzer are some of the necessary equipment. Follow along and make your own burglar alarm and keep your house safe.