6 Hardware maintenance tips.
Some simple ideas that will help keep your hardware alive and healthy.
Shutdown, then power off the system before changing any part or plug (exceptions: serial port devices and ethernet interfaces)
Use anti-static mat and/or wrist strap
Be firm but gentle when seating boards, chips, connectors, etc.
Keep it clean, especially air filters & ventilation paths
Leave it powered up all the time (exception: video display)
Don't drink anything around your machinery
Put a power surge suppressor on the power line
Avoid vibrations and shocks (e.g., avoid stacking components)