1. Fix the processor correctly. Write processor specification.
2. Fix the RAM correctly. Write RAM capacity.
3. Install the power supply unit correctly. Write power (W) and voltage (V) of unit.
4. Install the hard disk correctly. Write hard disk capacity.
5. Install the floppy drive AND/OR optical drive correctly. Write drive(s) installed.
6. Boot up the computer successfully.
7. Check BIOS setup.
a. Hard disk detected
b. Floppy drive AND/OR optical drive detected