Lenovo Q27h-20 27" 1440p HDR Monitor - Manual (Page 19)

Understanding power management
Power management is invoked when the computer recognizes that you have not using 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 2-3. Power indicator
State
Power
Indicator Screen Restoring Operation
On White Normal
Standby/Suspend Amber Blank
Press a key or move the mouse.
There may be a slight delay reappears.
Note: Standby also occurs if there is no image output
to the monitor.
Off Off Blank
Press power key to switch on
There may be a slight delay before the image
reappears.
2-4 Q27 h -20 Flat Panel Monitor User’s Guide