power-down procedure
nounUK /ˈpaʊə daʊn prəˈsiːdʒə/
US /ˈpaʊər daʊn prəˈsiːdʒər/
The steps you follow to safely turn off a machine or computer.
Before unplugging the computer, follow the power-down procedure so nothing breaks.
OTHER MEANINGS
2. A set of actions for safely stopping a factory or power plant.
Workers followed the power-down procedure before the plant closed for the night.
3. A plan for switching off equipment during an emergency.
The crew practiced the emergency power-down procedure during the drill.
4. The steps to save energy by turning off devices not in use.
The school's power-down procedure turns off all lights after class.