GNC255A/255B Pilot's Guide
Page 45
...display as an offset from the factory, the GNC 255 automatically adjusts its display brightness for the current lighting conditions. The GNC 255 will either control dimming based on the display ... Selected Value to access the Functions. Turn the SMALL knob to adjust the value. A manual adjustment is set the value. Turn the LARGE knob to view the Display Brightness function. .... This is available for this function. Then, press the ENT key. 190-01182-01 Rev. A Garmin GNC 255A/255B Pilot's Guide 3-19 A value above zero means brighter than normal and a value below zero means...
...display as an offset from the factory, the GNC 255 automatically adjusts its display brightness for the current lighting conditions. The GNC 255 will either control dimming based on the display ... Selected Value to access the Functions. Turn the SMALL knob to adjust the value. A manual adjustment is set the value. Turn the LARGE knob to view the Display Brightness function. .... This is available for this function. Then, press the ENT key. 190-01182-01 Rev. A Garmin GNC 255A/255B Pilot's Guide 3-19 A value above zero means brighter than normal and a value below zero means...