Simrad GC80 - 3.1 General; 3.2 System Start-up and Shut-down

Simrad GC80/85 Double System Controller
20
988-12721-001
Screen when an Alert occurs
4.3 Select heading sensor
Sensor selection
1 The unit outputs the true heading of the selected gyrocompass.
-
To select NO.1 gyrocompass, press the △/NO.1 key and the HDG
key simultaneously.
-
To select NO.2 gyrocompass, press the △/NO.2 key and the HDG
key simultaneously.
4.4 Adjust display illumination and display test
Adjust display brightness
On the main screen:
Press △/NO.2: Up.
Press ▽/EXT: Down.
Press △/NO.2 key
+ HDG key
Press MENU/NO.1 key
+ HDG key
Display when an alert
occurs. Refer to “ALERT
MESSAGES AND
CORRECTIVE ACTIONS” on
page 67.