STEP-BY-STEP PROCESS OF DISASSEMBLING AND ASSEMBLING OF SYSTEM UNIT
Note: It is a requirement when disassembling a computer to ensure that there is no electricity flowing through the system unit. To drain the flea power (static electricity), disconnect every cable from the system unit and press and hold the power button for 20 seconds. Then, release the button.
Tools that are needed:
Philip's head screwdriver
Antistatic wrist-strap