737 Flight Crew Operations Manual
Warning Systems Chapter 15
Table of Contents Section TOC
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D6-27370-866-EGP 15.TOC.1
Warning Systems15 Warning Systems (tab)15- Warning S ystems
Table Of Contents
Controls and Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.10
Fire Warning and Master Caution System. . . . . . . . . . . . . . . . . . 15.10.1
Proximity Switch Electronic Unit Light . . . . . . . . . . . . . . . . . . . 15.10.2
Takeoff Configuration and Cabin Altitude Warning Lights . . . . 15.10.3
Mach/Airspeed Warning and Stall Warning Test Switches. . . . . 15.10.4
Landing Gear Warning Cutout Switch. . . . . . . . . . . . . . . . . . . . . 15.10.5
Altitude Alert . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.10.6
Ground Proximity Warning System (GPWS) . . . . . . . . . . . . . . . 15.10.7
GPWS Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.10.7
Terrain Display (PFD/ND) . . . . . . . . . . . . . . . . . . . . . . . . . . 15.10.11
Predictive Windshear Display and Annunciations. . . . . . . . . . . 15.10.13
TCAS Controls (Transponder Panel). . . . . . . . . . . . . . . . . . . . . 15.10.14
System Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.1
Master Fire Warning Lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.2
Master Caution Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.2
System Annunciator Lights . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.2
Warning Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.5
Intermittent Cabin Altitude/Configuration Warning . . . . . . . 15.20.5
Landing Gear Configuration Warnings . . . . . . . . . . . . . . . . . 15.20.6
Proximity Switch Electronic Unit (PSEU) . . . . . . . . . . . . . . . 15.20.7
Mach/Airspeed Warning System . . . . . . . . . . . . . . . . . . . . . . 15.20.7
Stall Warning System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.8
Altitude Alerting System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.8
PFD/ND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.8
Ground Proximity Alerts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.9
Look–Ahead Terrain Alerting . . . . . . . . . . . . . . . . . . . . . . . 15.20.10
Radio Altitude Based Alerts . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.12
Obstacle Alerts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.20.13
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September 15, 2016