The programmable logic controller (PLC) is crucial to this modern age of industrial automation. In lieu of changing the wiring to an array of relays every time an update is needed, the PLC can be updated merely by reprogramming. Omron is one company that produces these PLCs. Paying homage to the classic diagrams used to wire up traditional relay-based control systems, the programs for Omron PLCs are written graphically by the user through ladder logic diagrams that are then translated into instructions understood by the PLC....

If you’re planning to dispose of a working iPhone, you should erase all content on the device to protect your personal data. After the iPhone is erased, you have a couple of options to properly dispose of the unit, none of which involves tossing the iPhone into the trash. Working units have monetary and functional value, so you can sell them, donate them or turn them into Apple’s reuse program to receive an Apple gift card for the fair market value of the iPhone....

DVDs have become a popular way for people to save files and media content; they can store anywhere from 1.4GB to 17GB. This means that you can use DVDs to save important files, as they essentially act as backup discs. In order to protect your data from being copied, you can copy-protect your DVD with third-party software. The easiest way to do this is by encrypting your DVD data via a “pre-master” version....

InDesign seems to offer unlimited design and production potential. But transferring designs into printed material may raise unforeseen problems. Most printers require the industry resolution standard of 300 ppi. PPI stands for “pixels per inch” and affects the print size and quality of your images. But if you do not have images saved at the correct ppi, or if you don’t have the time and resources to resize all your images, you can raise the ppi using InDesign without opening each image in Photoshop....

In some cases, you might find that rather than selling or disposing of your old iPhone, you would like to reactivate it, either for yourself or others. To reactivate the iPhone, you need to acquire a new SIM card for the device’s cellular network. Once inserted, reactivating the phone is easy with iTunes’ automated reactivation protocol. Writer Bio

At some point, you’ll need to reboot your computer. If you’re installing new applications, a system reboot may be required to fully install the programs. In other cases, you’ll need to reboot your computer if it begins behaving weirdly when working with various programs. In a few steps, you’ll learn how to reboot a Dell computer. Writer Bio

Due to a number of factors, including general technical glitches, you may need to reboot your digital Cablevision box. The digital boxes are long, rectangular and are attached directly to the cable coming from your wall. When programmed correctly, these boxes control functions such as channel selection, volume and Digital Video Recorder (DVR) functions. Cablevision’s digital boxes are manufactured by Scientific Atlanta. Rebooting the box is one of the easiest and most common ways to resolve problems you may be encountering with your box....

Updated July 21, 2017 Record FM Music off the Radio Download audio editor and recorder software. One such option is Audacity and is available for free at its website (see Resources below). Install the software. Connect a cable to the “audio out” RCA jack on your stereo (or from the headphone jack depending, on your system). Connect the other end of the cable to the “line in” jack on your sound card (usually colored blue)....

The Realtek HD Audio Manager is a driver that handles sound playback and recording on many Windows computers. The program has several features, such as equalizers and environmental effects that you can configure for optimal playback. Recording with Realtek HD Audio Manager requires configuring the settings to indicate how you want to record.

Not being able to find the file you’re looking for can be very frustrating, especially if you accidentally deleted it. Reason project files contain all the MIDI information and audio data from your music project. Computer stores often offer data recovery, but it can cost hundreds of dollars. Thankfully, there are open-source programs that help you recover your data for free. Once you’ve recovered your data, remember to back up your files the next time....

Though inkjet cartridge replacements are widely available, a growing number of consumers are avoiding costly cartridges and instead repeatedly refilling the ink in their old ones. The HP 920XL for the HP Officejet 6500 series of all-in-one printers comes in either black, cyan, magenta or yellow. The 920XL cartridge can be filled with 8 ml of replacement ink, which can print approximately 1,200 pages.

Updated July 21, 2017 Depending on the style of external hard drive you have will depend on the steps you have use. Turn off the external hard drive. Unplug all plugs leading to the external hard drive. Unscrew all screws on outer casing or pull plastic moldings off the case. Open up the external hard drive case and locate all plugs inside leading from case to hard drive. Unscrew any screws in the bottom of the hard drive....

When taking pictures, sometimes you don’t want the clicking sound to occur with each image. Quiet areas such as libraries may even require that you turn off any device that makes noise or disrupts other patrons. You may also want to sneak several pictures of your pets without alerting them with the camera shutter sound. Whatever the reason for shutting off your camera shutter sound, you can use the side switch to take pictures silently....

It can be distressing and alarming to find that someone is impersonating you on a social network. Impersonating someone else on the Instagram image-sharing network is a violation of its terms of use. If someone has mischievously set up an account in your name and is using it to imitate you, you can report the account via the Web form provided. Writer Bio

Kyocera included a hard reset method for restoring factory defaults in the Hydro smartphone. This method operates outside of the normal Android operating system, so it is available even if you no longer have access to the system, such as after forgetting a password or having a unrecoverable system error. Performing this reset erases all data on the phone and restores the original operating system. Tips Writer Bio

The PT-52LCX66 is a multimedia projection HDTV made by Panasonic. It has a 52-inch, 16:9 aspect ratio display and two built-in speakers. The display is lit by a 100-watt, high-intensity discharge (HID) lamp that will eventually burn out and must be replaced. The lamp unit detects when it is approaching the end of its life, and an indicator will display the message, “The lamp needs to be replaced, and the lamp hour meter needs to be reset....

A GIF is unique among image files in that you can use it to make short animations made up of multiple still images. However, this can also drastically increase the file size, especially if the image is large or of high quality. Since tumblr has a 10MB upload limit as of publication, you might need to make larger GIFs a little smaller before uploading them, using a free image resizer like Picasion, Resize Pic or Ezgif....

Cricket is a cell phone service provider that is offered in some areas of the United States. Like most cell phones, it offers you the ability to send text messages. You might accidentally delete some texts on your Cricket phone that you later realize you still need. Luckily, software does exist that allows you to restore deleted text on a Cricket cell phone. Tips Warnings Writer Bio

Adobe Flash Player is an application that is used to enable scripts such as animation, audio and video to be played in web browsers. The Flash Player is available as a free plug-in for most web browsers like Safari and Firefox. If the Flash Player in your operating system was accidentally deleted or removed, you can restore it by downloading and re-installing the application from the Adobe Flash Player website....

Saving an animated GIF to your iPhone makes it possible to use the image at a later time. Animated GIFs act like containers that hold several smaller images played within a short animation. When the images are played quickly in succession, the picture appears to be moving. Using Safari, you can easily retrieve images from the Internet. You can also select GIFs that have been sent to your email and save them to your Camera Roll....