Lcd Illumination - Raymarine ST30 Round Bidata Owner's Handbook Manual

5
Chapter 1: Operation

1.4 LCD illumination

bidata
depth
speed
depth speed
1 second
High (L3)
Medium (L2)
Low (L1)
OFF (L0)
D1765-2
The Bidata has four illumination settings, off, low (L1), medium (L2),
and high (L3).
The Bidata automatically returns to normal operation 5 seconds after
the last key press.
If the shallow depth alarm is activated the illumination display is
ignored.