EGPWS LINE MAINTENANCE MANUAL
2.3.5 SELF-TEST FUNCTIONS
The EGPWC supports a manually operated
NOTE:
•Level 1 — Identifies the status of each of the major functions of the EGPWS. This is the normal
•Level 2 — Identifies all failures currently within the system. Level 2 is accessed by maintenance personnel to help resolve INOP conditions.
•Level 3 — Identifies the configuration status of the Warning Computer and the installation.
•Level 4 — Identifies faults that have occurred during past flights. This information can be used to resolve system problems reported by the flight crews.
•Level 5 — Identifies alerts that have occurred during past flights. This information can be used to resolve system problems reported by the flight crews.
•Level 6 — Identifies state changes in the input discretes. This information can be used to verify the installation and proper function of all discrete inputs.
CAGE CODE: 97896 | SCALE: NONE SIZE: A DWG NO.: | REV: G | SHEET 22 of 68 |