Aft Overhead Panel 700/800/900
Keyboard
Push –
Alpha keys:
- Data displays are controlled by the keyboard when the N,
S, E, W (latitude/longitude) or H (heading) keys are pushed.
- Pushing an alpha key arms the keyboard for numeric
entries.
Numeric keys:
- Permit manual entry of present position when the ALIGN
light is illuminated.
- Permit manual entry of magnetic heading when either mode
selector is in ATT.