737 Flight Crew Operations Manual
15.3
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D6-27370-4Q8-SJA
15.3
2 If the intermittent warning horn sounds or the
TAKEOFF CONFIG light (as installed) illuminates on
the ground when advancing the thrust levers to
takeoff thrust:
Assure correct airplane takeoff configuration.
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- - - - - - - - - - - - - - - - - - - - - - -
ALT ALERT
1 Reset the selected altitude (if needed).
2 Maintain the correct altitude.
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INOP - Ground Proximity
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▼WARNING HORN (INTERMITTENT) or WARNING LIGHT - CABIN
ALTITUDE OR TAKEOFF CONFIGURATION continued▼
ALTITUDE ALERT
Condition:
The ALT ALERT annunciation shows that one
of these occurs:
•The airplane is about to reach the MCP
altitude
•A deviation from the MCP altitude.
INOP
GROUND PROXIMITY
INOPERATIVE
Condition:
A ground proximity warning system fault
occurs.
Note: Some or all GPWS alerts are not available.
GPWS alerts which occur are valid.
March 18, 2016