Furuno NAVnet TZtouch2 Operator's Manual page 280

12.2.2 CZone control
Display and operations from the instrument display
1. On the home screen, tap the instrument display icon. If there is no instrument dis-
play icon, see section 1.8.1 for how to add the icon.
2. Tap the display screen, to show the following pop-up menu.
3. Tap [CZone Control] to show the [CZone Control] screen. Use [ON], [OFF], [],
[], [], [] to control CZone equipment.
CZone Control screen (example)
12. INSTRUMENT-RELATED DISPLAYS
12-19