Airspeed Hold - On/Off Ctrl + R
Airspeed Select Ctrl + Shift + R
Altitude Hold - On/Off Ctrl+ Z
Altitude - Select Ctrl + Shift + Z
Approach Mode - On/Off Ctrl + A
Attitude Hold - On/Off Ctrl + T
Autothrottle Arm Shift + R
Autothrottle Takeoff/TOGA Ctrl + Shift + G
Back Course Mode - On/Off Ctrl + B
Flight Director - On/Off Ctrl + F
Heading Hold - On/Off Ctrl + H
Heading Bug - Select Ctrl + Shift + H
Localizer Hold - On/Off Ctrl + O
Mach Hold - On/Off Ctrl + M
Master Switch - On/Off Z
Nav 1 Hold - On/Off Ctrl + N
Wing Leveller - On/Off Ctrl + V
Yaw Damper - On/Off Ctrl + D