Lenovo ThinkVision T2220 21.5-inch WLED Backlit LCD Monitor ThinkVision T2220 - Page 19

Understanding power management, Restoring, State, Power Indicator, Screen, Operation, Compliance

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Understanding power management Power management is invoked when the computer recognizes that you have not used your mouse or keyboard for a user-definable period. There are several states as described in the table below. For optimal performance, switch off your monitor at the end of each working day, or whenever you expect to leave it unused for long periods during the day. Table 2-4. Power indicator State On Standby/Suspend Power Indicator Green Amber Screen Normal Blank Off Off Blank Restoring Operation Compliance Press a key or ENERGY STAR move the mouse There may be a slight delay before the image reappears. Note: Standby also occurs if there is no image output to the monitor. Press the power ENERGY STAR button There may be a slight delay before the image reappears. Chapter 2. 2-8

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Understanding power management
Power management is invoked when the computer recognizes that you have not used
your mouse or keyboard for a user-definable period. There are several states as
described in the table below.
For optimal performance, switch off your monitor at the end of each working day, or
whenever you expect to leave it unused for long periods during the day.
Table 2-4.
Power indicator
Restoring
State
Power Indicator
Screen
Operation
Compliance
On
Green
Normal
Standby/Suspend
Amber
Blank
Press a key or
ENERGY STAR
move the mouse
There may be a
slight delay
before the image
reappears.
Note:
Standby
also occurs if
there is no image
output to the
monitor.
Off
Off
Blank
Press the power
ENERGY STAR
button
There may be a
slight delay
before the image
reappears.
Chapter 2.
2-8