Alienware AW2723DF 27" 1440p 280Hz Gaming Monitor (Lunar Light) - Manual (Page 66)

66 | Operating the monitor
When you change the default setting of power saving features for the first time,
such as Uniformity Compensation , Smart HDR , or USB , the following message
appears:
NOTE: If you select Yes for either of the features mentioned above, the
message will not appear the next time you change the settings of these
features. When you perform a factory reset, the message will appear
again.
When the monitor goes into Standby mode, the following message appears:
Activate the computer and wake up the monitor to gain access to the OSD .
The OSD functions only in the normal operation mode. If you press the joystick
during the Standby mode, the following message will appear depending on the
selected input:
Activate the computer and wake up the monitor to gain access to the OSD .
NOTE: The message may be slightly different according to the connected
input signal.