CPU | Key Functions | Test | Expected Result | Result |
Interpret distribute information from the computer | Attempt to boot machine with the CPU installed | Computer to POST with no warning codes | Pass |
Keyboard | Allow for users to interface with the computer | Inspect for missing keys | All keys are present | Pass | | Check for significant wear to the keyboard | No keys are excessively worn. Keys can be read clearly as to what they are | Pass |
| Check for key functionality | All keys function as expected when pressed | Pass |
Screen | Display graphics to allow for user interface with the computer | Screen is inspected for dead pixels | No dead pixels | Pass | | Screen is inspected for lines | No lines are found | Pass |
| Screen is inspected for dark spots | No spots are found | Pass |
| Screen is tested for failing backlight | Backlight is functioning correctly and image is seen | Pass |
| Screen is inspected for physical damage | No physical damage to screen | Pass |
Hard or Solid State Drive | Semi-permanently hold information form the computer | Drive Powers on is visible in the system | Drive makes noise as if spinning without clicking or grinding | Pass | | Is visible in the system | Drive shows in KillDisk | Pass |
| S.M.A.R.T Status is checked for failing attributes | No Failing Attributes | Pass |
| Number of bad sectors is 25 or less | Less than 25 bad sectors | Pass |
Motherboard | Provide power, data transfer, and user interface abilities with the computer | Check CPU for damage | No damage is found | Pass | | Inspect RAM slots for damage | No damage is found | Pass |
| Test available RAM slots | All RAM slots show RAM in BIOS | Pass |
| Verify image is produced from board | BIOS screen is visible | Pass |
| Boot board to BIOS | BIOS is shown without errors | Pass |
| Check to make sure that board is not BIOS locked | BIOS is accessible | Pass |
| Verify function of I/O ports | All ports are functioning | Pass |
| Visually inspect for physical damage | No physical damage | Pass |
| Visually inspect for bulging, damaged, or missing capacitors | All capacitors are in proper condition with none bulging or damaged | Pass |
RAM | Temporarily store information from the computer | Attempt to boot machine with the RAM installed | Computer to POST with no warning codes | Pass |