Sharp 703SH User Manual page 30

To Turn the Backlight On or Off
You can turn on the backlight of your screen.
1.
During a video call, press [Options] and select "Video Call
Settings".
2.
Select "Backlight".
3.
Select from "On", "As Normal Setting" or "Off".
When "On" is selected, the backlight will always be on during a
video call.
When "As Normal Setting" is selected, the backlight will time out
depending on the Backlight setting (p. 97).
To Adjust the Video Exposure
1.
During a video call, press [Options] and select "Video Call
Settings".
2.
Select "Exposure".
Press a (Light) or b (Dark).
3.
Voice Call/Video Call Functions 29