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(Systems that use power (Motherboard (network interface card, sound card,…
Systems that use power
monitor or touchscreen
Motherboard
network interface card
sound card
CPU
graphics card
keyboard
printer
mouse
scanner
router/ hub
Monitor
use energy efficient monitors
often marked with the energy star sticker
these include energy efficiency modes eg brightness automatically reduced when not in use
activate efficiency mode if the monitor supports this setting
do not use a screen saver
reduce the 'brightness' setting as much as possible
Power Down
control settings for individual components
alter wireless adapter power settings
set minimum and maximum processor state settings
turn hard drive off after period of inactivity
power down the monitor after a set period of inactivity
power down the desktop or laptop after a set period of inactivity
Standby
Standby
data for software running at the time of standby is temporarily stored until user resumes work
power to all other components is significantly reduced or turned off completely.
RAM continues to be powered
Hibernation
contents of RAM are copied to the hard disk
hard disk saves a permanent copy
hibernate mode can turn almost all components off or down to a level of very low energy use