B737 Stall Warning Test Switches

Stall Warning Sw
P5 AFT OVERHEAD

STALL WARNING TEST Switches

  • Inhibited while airborne

Push: on ground with AC power available: Each test switch tests its respective stall management yaw damper (SMYD) computer. No.1 SMYD computer shakes Captain’s control column, No.2 SMYD computer shakes First Officer’s control column. Vibrations can be felt on both columns.