Glareshield - MCP 700/800/900
Vertical Speed (V/S) Switch
Push –
- • arms or engages V/S command mode
- • commands pitch to hold vertical speed
- • engages A/T in speed mode to hold selected airspeed
- • annunciates V/S pitch mode and illuminates V/S switch light.
Vertical Speed Command Mode
The V/S mode commands pitch to hold selected vertical speed and
engages A/T in SPEED mode to hold selected airspeed. V/S mode has
both an armed and an engaged state.
Engaged –
- Annunciates V/S pitch mode.
- Vertical speed display changes from blank to present vertical speed.
- Desired vertical speeds can be selected with vertical speed
thumbwheel.
V/S becomes armed if:
- Pitch mode is ALT HLD at selected MCP altitude and
- a new MCP altitude is selected (more than 100 feet from current
altitude).
With V/S armed, V/S mode is engaged by moving vertical speed
thumbwheel.
Collins MCP