|
Preventive
Maintenance Activity
|
Recommended
Frequency
|
Notes
|
|
Scan
hard disk file systems for errors - Scandisk
|
Daily
|
|
|
Scan
for viruses and Spyware
|
Daily
|
|
|
Back
up data
|
Daily
|
|
|
Defragment
hard disks
|
Weekly
|
|
|
Scan
for hard disk read errors – Scandisk Thorough
|
Weekly
|
|
|
Check
for and remove unnecessary files – Disk Cleanup
|
Weekly
|
|
|
Update
AntiSpyware files
|
Weekly
|
|
|
Update
virus definition files
|
Weekly
|
|
|
Clean
CRT screen
|
Weekly
or as needed
|
|
|
Clean
mouse
|
Monthly
|
|
|
Check
power protection devices to ensure they are still protecting the system
|
Quarterly
|
|
|
Check
power supply fan for ventilation and dirt buildup and clean if necessary
|
Quarterly
|
|
|
Back
up CMOS information
|
Quarterly
|
Not
available on some systems.
|
|
Update
emergency boot floppies
|
Quarterly
|
|
|
|
Quarterly
(depending on use)
|
|
|
Check
processor temperature, inspect heat sink and fan to ensure they are
working
|
Annually
(or whenever case is opened)
|
|
|
Check
hard disk for temperature and vibration
|
Annually
(or whenever case is opened)
|
|
|
Clean
exterior of case
|
Annually
or as needed
|
|
|
Clean
exterior of monitor
|
Annually
or as needed
|
|
|
Check
and clean interior, motherboard and expansion cards if necessary
|
Annually
(or whenever case is opened)
|
|
|
Check
internal connections and cables
|
Annually
(or whenever case is opened)
|
|
|
Clean
keyboard
|
Annually
or as needed
|
|
