Lenovo thinkvision x1 User Manual page 21

Table 2-2. OSD functions
OSD Icon on Main
Low Blue Light
Menu Submenu
Brightness
Contrast
Brightness/
Contrast/
/DCR
Enable Low Blue
Disable Low Blue
Description
Adjusts overall screen
brightness
Adjusts difference between
light and dark areas
DCR Enable dynamic contrast
ratio.
Select to enable Low Blue
Light
Light
Select to disable Low Blue
Light
Light
Controls and
Adjustments
All input ports
2-5
Chapter 2.