File Name: assemble and disassemble of system unit .zip
In this Instructable, I will give a full documentation of how to disassemble a desktop PC, for parts. Every computer is different, but this is a general guide.
Image via Canva. The disassembling of the computer system starts with externally connected device detachment. Make sure the computer system is turned off, if not then successfully shut down the system and then start detaching the external devices from the computer system. It includes removing the power cable from electricity switchboard, then remove the cable from SMPS switch mode power supply from the back of the CPU Cabinet.
There are some steps for you to follow. But first, you will have to prepare the following:. Anti-static Wrist Strap or Wrist Band to discharge your bodys static electricity. Power supply a box inside the computer case that supplies power to the motherboard and other installed devices. Before you begin, make sure:. Please read the following Occupational Health and Safety policies and procedures thoroughly. Do not work alone so that there's someone who can take care of you in case of emergency.
Take away any liquid near your working area to avoid getting electrocuted or accidentally damaging computer parts. Be careful with tools that may cause short circuit. Always ground or discharge yourself before touching any part of the computer. Do not use excessive force if things don't quite slip into place. Hold the components on the edges and do not touch the Integrated Circuit IC parts. Always wear personal protective equipment PPE. Contingency measures should be recognized. Be sure to apply thermal paste to the CPU before installing the cooling fan.
Step 3: Attach the RAM memory modules on its corresponding slots in the motherboard. Step 6: Mount the Hard disk and connect it to the power supply and the motherboard. Step 9: Connect the 20 or pin ATX connector and the 4-pin power supply control connector to the motherboard.
Step Cover the case and stand it up ready for connecting it to the main peripherals. If the Hard Drive is detected, then the computer is properly assembled.
The method varies for every computer, but this guide will show you how to access and change your BIOS settings. Boot the computer.
As the manufacturers logo appears, press the designated setup button to enter the BIOS. The key varies by manufacturer. Typical setups keys are F2, F10, F12, and Del. The key will be displayed on the screen with the manufacturers logo.
Rapidly strike the setup key. Newer computers can boot very fast. Once you figure out your setup key, rapidly press it when booting the computer. This will give you a greater chance of entering the BIOS. You may have to repeat the process several times if you have difficulty with the timing. Wait for your BIOS to load. After successfully hitting the setup key, the BIOS will load. This should only take a few moments. When the loading is complete, you will be taken to the BIOS settings menu.
Navigate the BIOS. Every manufacturer has a different layout for their BIOS menu, but most share some common settings. These include power settings, date and time settings, boot order, and more.
You will need to navigate the menus using your keyboard. Change your settings carefully. When adjusting settings in your BIOS, be sure that you certain what the settings will affect. Changing settings incorrectly can lead to system or hardware failure. Change the boot order. If you want to change what device to boot from, enter the Boot menu. From here, you can designate which device the computer will attempt to boot from first. This is useful for booting from a disc to install or repair an operating system.
Create a BIOS password. You can create a password that will lock the computer from booting unless the correct password is entered. Change your date and time.
If the battery has been recently replaced, your clock will most likely have been reset. You can adjust your clock settings from the BIOS. Change fan speeds and system voltages. These options are for advanced users only. In this menu, you can overclock your CPU, potentially giving more performance. This should be performed only if you are comfortable with your computers hardware. Check out our [[Overclock a PC guide on overclocking] for more information.
Save and exit. When you are finished adjusting your settings, you will need to save and exit in order for your changes to take effect. When you save and restart, your computer will reboot with the new settings.
Understand what is new with Windows 8 booting. Windows 8 often boots too quickly to manually enter the BIOS menu via the setup key. If you are running a solid state drive, you may have as little as.
These are relatively recent releases, so older systems running Windows 8 will have to enter BIOS the old manual way. Open Windows Settings. Click the Settings button in the sidebar. Once the Settings menu is open, select the General tab. Restart with Advanced startup. Under the Advanced startup section in the General settings, click Restart Now. This will reboot the computer into the Advanced Startup menu. Adjust your settings. This will open the Advanced options menu.
If you dont see this option, you do not have a UEFI-enabled motherboard. Change the boot device. If you would like to boot from a disc or another drive, return to the main Advanced Startup menu.
Click the Use a device button. This will allow you to select which device you would like to boot from, such as your DVD drive or a flash drive. A useful task is to check the boot order. If you have the OS on the hard drive, make sure that the hard drive is the first in the boot order. This can save a few seconds off boot time. Keep a copy of your motherboard's documentation a. User Manual with you in case you can't get in or out of the BIOS, or you need help changing something. If you have already changed settings, you must reset your BIOS.
Please write your choice on your answer sheet. Monitor b. Mouse c. Keyboard d. Printer 2. Republic Act b. House Rules c. Occupational Health and Safety d. Presidential Decree 3. Computer Technician b. Computer Programmer c. Computer Troubleshooter d. Computer Doctor 4. Processor b. Monitor c. Mouse d. Keyboard 5.
Image via Canva. The disassembling of the computer system starts with externally connected device detachment. Make sure the computer system is turned off, if not then successfully shut down the system and then start detaching the external devices from the computer system. It includes removing the power cable from electricity switchboard, then remove the cable from SMPS switch mode power supply from the back of the CPU Cabinet. Do not start the disassembling without detaching the power cable from the computer system. Now remove the remaining external devices like keyboard, mouse, monitor, printer or scanner from the back of CPU cabinet. The standard way of removing tower cases used to be to undo the screws on the back of the case, slide the cover back about an inch and lift it off.
Detach the power cable. The disassembling of the computer system starts with externally connected device detachment. Make sure the computer system is turned off, if not then successfully shut down the system and then start detaching the external devices from the computer manp. The binary system is a number system that has just two unique digits, 0 and 1. A bit also know as binary digit, is the smallest unit of data the computer can process.
Computer Maintenance. PC Disassembly and Reassembly. 1 First Boot After Assembly. 2. Copyright every component inside the system unit. • The power.
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