The other end of the USB cable may have different connectors including USB-B (a square connector commonly used with printers, external hard drives, and larger devices) or smaller connectors such as the Mini-USB and Micro-USB that are commonly used with portable devices such as media players and phones.Īdditionally, many other connectors have USB-A connectors at the end that connects to the computer, and a device-specific connector at the other end (e.g. The USB-A end is present on every USB cable as it is the end that connects to your computer.
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How to recognize USB Cables - The standard USB connector, USB-A, is a rectangular connector. Additionally, USB cables are also used for charging a variety of gadgets including mobile phones or for transferring data from one computer to another. You can use USB cables to connect most new devices to your computer including flash memory sticks, portable media players, internet modems and digital cameras.Ĭomputer accessories like mice, keyboards, webcams, portable hard-drives, microphones, printers, scanners and speakers can also be connected to the computer through USB ports. You may also refer to this guide for ideas on how to hook different devices using commonly available connectors and converters.Īlso see: Organize Computer Cables with Binder Clips Here’s a visual guide to help you quickly identify all the common cable and connectors that came bundled with your computers, mobile phones and other electronic gadgets. If this solves your problem, your input device is obviously damaged and the source of your troubles.Computer cables are confusing to most users. Next, if this does not solve your problem, disconnect your computer, DVD player, or another input device from your cable, and plug in a new input device. Check to be sure that it is plugged into a power source that works and turned on. If your monitor and cable are working, it is possible that your input device is not. If the new monitor works correctly, you should consider getting your original one replaced or repaired. If you do not have an extra monitor around you can use you can try to borrow one from a friend. Replace it with another monitor you know to be functioning properly. If it still does not work, disconnect it. Make sure it is switched on and plugged into a functioning power source. If neither the connection nor the cable is malfunctioning, you may want to check your monitor as well. If it does, you can get rid of your old cable and use your new one, or purchase a replacement if you used a cable from another device. Once you have connected your replacement cable for testing, switch on your devices and see if your monitor displays correctly. Replace it with a new cable - or, even better, a cable from another device that you have just tested and verified as working correctly. Simply disconnect the cable and set it aside. It is quite simple to determine whether this is the case. If your cables are connected correctly, the problem may be with the cable itself. Even if your cables look like they are plugged in, you should take a moment to tighten their fasteners completely to be absolutely sure that you are not having a problem resulting from a poor connection.
Finally, touch each cable and make sure they are plugged in securely. If all of the cables are connected, make sure they are plugged into the right jacks. Reconnect any disconnected cables to their appropriate spots. Get behind your appliances and take a look at your various connections. You should always begin by checking your cable connections.