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Disposing of Hazardous Computer Components

by Jeff Tilton 31. July 2011 19:17

 

The United States Environmental Protection Agency (EPA) publishes standards dealing with the proper disposal of electronics components and of cleaning supplies and consumables (toner). It's important to follow these standards, not only because it's the right thing to do for the environment, but also because in many cases, it's the law. These guidelines are published at http://www.epa.gov/epawaste/index.htm .

 

 

 

Many cleaning supplies also have their own specific disposal guidelines contained in a Material Safety Data Sheet (MSDS). You can obtain the MSDS for a chemical from the manufacturer, usually from its Web site. In some cases, the proper disposal procedure for a chemical is also printed on its container.

 

 

 

To effectively deal with equipment and consumables that are potential environmental hazards, you should not only be able to enumerate what items require special disposal, but you should also understand why they do. When you know why things are hazardous, you can make judgment calls when you encounter new equipment in the future that isn't on the specific list to which you normally refer.

 

 

 

Notebook PC battery you would take to recycling center or hazardous waste center.  Why, because batteries can contain heavy metals such as nickel and cadmium.

 

 

 

Standard alkaline battery such as in a flashlight and Coin-style battery such as on a computer motherboard is okay to throw in regular trash.  Why, because this type of battery doesn’t require special handling.

 

 

 

 

 

CRT style monitor should be donated to a charity or take to a recycling center or hazardous waste center.  Phosphors and lead are used in the monitor; in addition, the large, boxy nature of such a monitor means it takes up lots of space in a landfill.

 

 

 

Toner cartridges are return to manufacturer for recycling or disposal, or take to recycling center or hazardous waste center.  The fine powder in toner can resent a breathing hazard if it’s dispersed in the air, and the plastic cartridge can take up space in a landfill.

 

www.valleycomp.net Jeff Tilton

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Networks

Dropbox Simple Cloud Based Storage

by Jeff Tilton 31. July 2011 08:48

DropBox File Share

What is DropBox

Dropbox is a simple solution for saving files to the cloud. With it, you can make the same files accessible across multiple computers by simply installing Dropbox on every computer that you use regularly and dropping files there.

This action enables you to sync files across computers with ease. However, a closer look at this program reveals that it's not suited to be used as a comprehensive online backup solution.

Online Backup

The Dropbox folder, which is conveniently placed on your PC's desktop upon installation, serves as the main graphical tool that connects you to Dropbox's servers on the Internet. Basically, for any of your files to be backed up online automatically, you need to copy/move/save them to the Dropbox folder.

While this may seem like a nifty tool, it also essentially means that if a program saves at another folder by default, files created through it will not be saved in the cloud.

One benefit of saving your files on Dropbox though is that you can revert to previous versions that have been stored in their servers up to a maximum of 30 days. What's more, if you upgrade to a paid version of Dropbox, that limit will be waived. That means you can perform an unlimited number of undos until you find the version you want to revert to.

File Sync

This is where Dropbox shines. If you start working on a Word document or Excel spreadsheet in your office computer and want to continue working at home, you simply copy your file to the Dropbox folder. Then once you arrive home, you turn on your PC, open its Dropbox folder, and that same file will be waiting there.

Unlike other web-based apps that require a constant Internet connection, Dropbox allows you to work even when you're offline. That means, if you're working on a laptop and you save the file in the Dropbox folder, you can still work on the same file even when you move to a location where you have no Internet access. Once you get back online, the system will automatically sync your file.

If you work within a local area network (LAN) and have Dropbox folders in different workstations, file syncing can take place much faster. That's because when its LAN Sync feature is enabled, Dropbox will only have to look for the newest copy of the file within the network and share it with other Dropbox folders found there. For this feature to activate, you'll need to be connected both to a LAN and the Internet.

File Sharing

Sharing files and collaborating with your team members can be easily done with this program. In just a couple of steps, you can already share files with existing Dropbox users. Non-Dropbox users will receive a registration invitation via email. After registration, they can then have access to the files you shared with them through their own Dropbox folder, allowing all of you to work on the same file at the same time even when you're all in your respective homes.

You can also specify who has access to which file or folder if you only want to share certain files with certain people. Files placed in the public folder, on the other hand, are viewable by anyone.

As for images, you can share them even with non-Dropbox users because they will be displayed in a gallery that can be viewed online. This is particularly convenient for non-Dropbox users who don't want to go through the registration process just to view your photos.

Web Access

If you need access to your files from another computer, but doesn't have Dropbox installed, you can simply login to the Dropbox website and download your file from there. Then when you're done, you just upload the file back via the website so you can have the latest copy available synced to all linked computers.

Security

Dropbox is backed by ample security features like SSL, which provides security while you send files to the servers and back, and file encryption, to prevent malicious individuals from prying into your files.

Dropbox is great for syncing files between multiple computers and sharing with others. So go ahead and sign-up with Dropbox for free.

www.valleycomp.net Jeff Tilton

Tags:

Microsoft Office | Microsoft Windows | Networks | Software

APC Back-UPS ES 500 Keep your computer running!

by Jeff Tilton 28. July 2011 13:41

All computers should have one of these before the power goes out!!

Importance of a Backup UPS

An uninterruptible power supply is an electrical apparatus that provides emergency power to a load when the input power source fails.

UPS differs from an auxiliary or emergency power system or standby generator in that it will provide near-instantaneous protection from input power interruptions by means of attached batteries and associated electronic circuitry.

While not limited to protecting any particular type of equipment, a UPS is typically used to protect computers, data centers, telecommunication equipment or other electrical equipment where an unexpected power disruption could cause business disruption or data loss.

UPS units range in size from units designed to protect a single computer to large units powering entire data centers.

 

Product Description

The APC Back-UPS ES is a battery backup and surge protector for home and office electronic equipment. With six outlets and built-in phone/fax/modem lines (DSL compatible) your valuable equipment is protected from surges and lightning. With the USB connector, it's easy to install the system software. Audible alarms and building faulty wiring notifications add to your ease of mind. The status LED's will keep you informed of the operational status of the Back-UPS ES. The included battery is user replaceable, making the surge protector easy to maintain. This package comes with a wall mounting template and cord management straps.

 

www.valleycomp.net Jeff Tilton

Tags:

Computer Equipment | Networks