Power Supplies - Computer/PC/Desktop - Maintenance Tasks

Power Supplies - Computer/PC/Desktop - Maintenance Tasks are as follows :
 
1) We need to verify that power protection devices are working properly. This ensures system integrity. Power protection devices will avoid system failure and ensure system integrity.
 
2) We must ensure that power outputs are correct. To verify this we can use a multi-meter, power-supply testing tool etc.
 
3) If the system components are changed, we must verify that power output is still sufficient.
 

4) We must make sure that fans are clean and functioning properly