ELAC Switch

• ON - Engages the associated elevator and aileron computer.
• OFF - Disengages associated computer.
• Fault Light - Illuminates amber:
  • When a failure is detected
  • During ELAC power up test.

SEC Switch

• ON - Engages the associated spoiler and elevator and aileron computer.
• OFF - Disengages associated computer.
• Fault Light - Illuminates amber when a failure is detected.

FAC Switch

• ON - Engages the associated flight augmentation computer.
• OFF - Disengages associated computer.
• Fault Light - Illuminates amber when a failure is detected.

Command Switch
ON - Activates evacuation alert. The EVAC light flashes and horn sounds in the cockpit. EVAC lights flash at forward and AFT Flight Attendant panels and Evacuation tone sounds in the cabin. Pushing the COMMAND switch a second time cancels the Evacuation alert.

Horn Shut OFF Switch
Silences the Evacuation Horn in the cockpit when pushed.

CAPT and CAPT/PURS Switch
(Wired Guard)
Safety wired to the CAPT/PURS position. Allows activation of an Evacuation alert from the cockpit or cabin.

EMER GEN Test Switch
Normally used by Maintenance.

GEN 1 Line Switch

• OFF - Causes the GEN 1 line contactor to open. A fuel pump in each wing tank remains powered by GEN 1 and GEN 2 powers AC bus 1.
• Smoke Light - Illuminates amber when Smoke is detected in the avionics Ventilation systen.

RAT & ENER GEN Fault Light
Illuminates Red with a loss of power to AC buses 1 and 2 if:

• The emergency generator is not supplying electrical power, and
• The nose gear is up.

MAN ON Switch

• AUTO - The RAT extends automatically, provided AC bus 1 and 2 are not electrically powered and speed is above 100 knots. If the Landing Gear is up, the emergency generator is hydraulically powered by the blue system.
• ON - The RAT extends. Emergency generators coupling occurs provided the landing gear is up.