Knowing about computer hardware components helps enormously when it comes to troubleshooting computers. Today's monitors have wider, thinner and flatter screens, and are either LED or Liquid Crystal Displays (LCD), the latter used most in Laptops. Learn how to use these devices like a whizz kid or a professional. Motherboard For example, many home routers will often act as a combination router, switch, and firewall. 20 years ago I recall processor speeds of 75 MHz or megahertz in the Compaq Deskpro machine. Next we take a look at the types of peripheral devices that are associated with modern computers. and it used/run time and time again. The Power Supply Unit (PSU), as the name suggests, enables electricity to be delivered to your machine and provide the correct type of power it needs to run all computer hardware components attached to your machine that does not have a standard plug for your Country. Wired, Wireless (requires batteries) and Ergonomic types exist. The latter is a specific design to prevent RSI, or Repetitive Strain Injury to your wrists. Some basic hardware includes the motherboard, CPU, RAM, hard drive, etc. Internal components − CPU, motherboard, RAM, etc. Hard Disk Drives (HDD), known as non-volatile RAM in the IT Industry (as are flash drives, USB pens etc. Follow the wire from your keyboard and see where it plugs into. An increasingly common type is the solid state drive. Accidentally unplug your mouse. Digital Cameras - Upload your photo's etc. what you hear from your speakers, through your headphones etc. The output is provided by the video or graphics card. The software is data that's stored electronically, like an operating system or a video editing tool, which runs on the hardware. Computer ports are a staple part of a motherboard and expansion cards. I only use it to send you the newsletter, If you don't want to that fine. Leave it unplugged for a few moments to ensure all the power is properly discharged from your machine. Firmware is used to tie the two together so that a software program knows how to interface with a piece of hardware. AffiliateDisclosureIf you make a purchase through a link on my site, I may receive a small commission at no cost to you.I only recommend products that I believe are good value for moneySee the Disclaimer page for more details. Sound cards enable your machine to play music and other sounds i.e. Some are more powerful than others i.e. Like what's on my site? Ryan Perian is a certified IT specialist who holds numerous IT certifications and has 12+ years' experience working in the IT industry support and management positions. Computer hardware is the collection of physical parts of a computer system. All are USB these days. Knowing how to upgrade RAM inside your device will prolong its life and improve performance. Just like other computer hardware components we have looked at so far, PSU's come in different makes, models and capabilities. Another big advantage is they are plug and play. Hardware components are the physical parts of a computer, like the central processing unit (CPU), mouse, storage, and more. The major hardware components of a computer can be broadly categorized as: CPU (CU, ALU) Main Memory/Immediate Access storage (Primary Storage) Secondary Storage; Input/Output Devices Your machines BIOS or UEFI Firmware are example of ROM. Your e-mail address is secure. However, the actual speed of a processor is dependent on the capability of the motherboard. When the CPU is performing lots of instructions, it gets very hot. Examples include a monitor, video card, disc drive, and mouse. 6-pin molars, SATA connectors and PCI-E cables are common references to the different connector types. Other types exist and have the keys arranged differently, but QWERTY is the design of choice, and one we are all used to. When your machine is switched off, your O/S and data files remain on the hard drive for the next time you switch back on. The arrows show the direction of data flow. No wonder they were touted as the ultimate replacement of all other port types. CPU Fan Error: What It Is and How to Fix It. All are used to display content on your monitor. Relationship between Hardware and Software. Computer Hardware und Komponenten in großer Auswahl bei computeruniverse. In the early days these ports were not colour coordinated, or even labelled, to differentiate between which is which. If you decide that some hardware needs replacing or upgrading, find the manufacturer's support website for warranty information (if it applies to you) or look for identical or upgraded parts that you can buy directly from them. There are numerous functions on a keyboard, ranging from navigation keys to the numeric keypad. When you save your document, all your changes are written back to your hard drive. Female PS/2 ports are used to connect older keyboards and mice to computers. The video is part of the excellent, free Computer Basics course (Opens New Window). The performance of a CPU is influenced by factors such as the specification of both the CPU and motherboard. In theory, they can cope with up to 127 daisy-chained devices. This article teaches you how to do it like a professional. Just click the X in the top left corner, eComputerZ Facebook Page (Opens New Window)eComputerz Twitter Feed (Opens New Window). PSU's also come with a variety of different types and quantities of power connectors to cover the variety of internal components and their different power interfaces. Here are some that spring to mind.