A34-46-00-036.fm
January 2005
34-46
- 283 -
SOUTHWEST AIRLINES PROPRIETARY(c) All rights reserved
A34-46-00-036.fm
SOUTHWEST AIRLINES.
737-700 MAINTENANCE TRAINING MANUAL
GPWS - SELF-TEST - LEVEL ONE
-After the second TERRAIN, TERRAIN ,PULL-UP the warning CAUTION OBSTACLE, CAUTION OBSTACLE, OBSTACLE, OBSTACLE, OBSTACLE, PULL-UP is heard.
-ND message TDBXXX (terrain database software version).
Long Level One Test
To start the long level one test, push and hold the test button for 5 seconds. This will do the short level one test then continue to give voice callouts for all customer selected items.
Training Information Point
To continue the GPWS BITE to the next level, push the test button after the GO-NO-GO (level 1) test is complete. No annunciation will instruct the operator to push the test button on the GPWM at the end of the go-no-go (level 1) test to continue with the BITE.
Level One Self Test - Non-Normal Indications
The GPWS level one test fails for any of these conditions:
-Terrain test pattern does not show
-TERR FAIL message on the ND stays on
-You do not see and hear all annunciations.
Training Information Point
Some GPWS modes have the same annunciations. If you do not see and hear all annunciations, the test fails.
GPWS Mode Failures
These aural messages are for GPWS modes that do not function:
-GLIDESLOPE INOP
-GPWS INOP
-CALLOUTS INOP
-WINDSHEAR INOP
-TERRAIN INOP.
January 2005
34-46
- 284 -
SOUTHWEST AIRLINES PROPRIETARY(c) All rights reserved
SOUTHWEST AIRLINES.
737-700 MAINTENANCE TRAINING MANUAL
TERRAIN DATABASE
SOFTWARE VERSION
BLACK
TERRAIN IS REPLACED BY A RED THEN A AMBER (OBSTACLE) ANNUCIATION DURING THE TEST.
YELLOW
GREEN
YELLOW
A34-46-00-036.fm
GPWS - SELF-TEST - LEVEL ONE
January 2005
34-46
- 285 -
SOUTHWEST AIRLINES PROPRIETARY(c) All rights reserved
A34-46-00-037.fm
SOUTHWEST AIRLINES.
737-700 MAINTENANCE TRAINING MANUAL
GPWS - SELF-TEST - LEVELS 2-5 THIS PAGE INTENTIONALLY LEFT BLANK
January 2005
34-46
- 286 -
SOUTHWEST AIRLINES PROPRIETARY(c) All rights reserved
A34-46-00-037.fm
SOUTHWEST AIRLINES.
GPWS - SELF-TEST -LEVELS 2-5 General Description
The ground proximity warning computer (GPWC) has six levels of self test:
-1 - GO/NO-GO operational test
-2 - Current faults
-3 - System configuration
-4 - Fault history
-5 -Alert/warning history
-6 - Discrete input test.
Self-test levels 2-6 access is through the GPW module and the GPWC. When you use the GPWC, a 600 ohm headphone is necessary to listen to the test information. Plug the headphone into the jack on the front panel of the GPWC. If you do the tests from the flight deck, the information comes over the flight deck speakers. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址:737-700 AVIONCS BITE HANDBOOK 航电自测设备手册 2(26)