737 Flight Crew Operations Manual
Flight Controls -
Controls and Indicators
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-866-EGP 9.10.11
Illuminated (amber) –
• indicates abnormal condition or test inputs to the automatic speed brake
system, or
• during landing, indicates wheel speed has dropped below 60 kts, and the
speedbrake lever is not in the DOWN position.
4 SPEEDBRAKES EXTENDED Light
Illuminated (amber) –
• in–flight -
• SPEED BRAKE lever is beyond the ARMED position, and
• TE flaps extended more than flaps 10, or
• radio altitude less than 800 feet
• on the ground -
• SPEED BRAKE lever is in the DOWN detent,
• ground spoilers are not stowed.
Note: On the ground, the SPEEDBRAKES EXTENDED light does not
illuminate when hydraulic system A pressure is less than 750 psi.
September 23, 2010
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