COMPONENT MAINTENANCE MANUAL
AVIATION RECORDERS
FA2100CVR
Rev. 15 Page 119
Apr. 14/16
Testing & Fault Isolation
23–70–04
Use or disclosure of information on this sheet is subject
to the restrictions on the cover page of this document.
(2)
Fault Log
Displays the current recorder fault log for user review and prompts the user:
Continue CVR Tests?
Example report message(s):
08:02:32 PASSED Fault History
(3)
Bulk Erase
Part 1 – record audio out and verify 400 Hz bulk erase tone.
Part 2 – record audio out and verify absence of bulk erase tone during rotor data
output.
Part 3 – record audio out and verify absence of bulk erase with recording disabled.
Example report message(s):
08:02:42 PASSED Bulk Erase #1 (Expected 400 Hz) Results = 400.0 Hz
08:02:50 PASSED Bulk Erase #2 with active Rotor Speed (Expected <> 400
Hz) Results = 123.0 Hz
08:02:58 PASSED Bulk Erase #3 with No Recording (Expected <> 400 Hz)
Results = 3334.6 Hz
(4)
Test Tone
Enable push to test and verify push to test indicator is set.
Example report message(s):
08:03:06 PASSED Test Tone (Expected Push
−
To
−
Test indicator) Results =
Push
−
To
−
Test indicator set
(5)
GMT 429
Record simulated GMT
−
429 data (label 125 first and label 150 second) and verify 10
good patterns are recorded for each label.
Example report message(s):
08:03:22 PASSED GMT 429 (Label 125) (Expected 10 patterns) Results = 10
good patterns08:03:42 PASSED GMT 429 (Label 150) (Expected 10 patterns)
Results = 10 good patterns
The document reference is online, please check the correspondence between the online documentation and the printed version.
