COMPONENT MAINTENANCE MANUAL
AVIATION PRODUCTS
Model FA5000
Rev. 02 Page 50
July 21/17
Description and Operation
23–70−30
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the restrictions on the cover page of this document.
20 RIPS Maintenance Status
(Battery) (Pin 38)
RIPS Maintenance Status as reported on pin 38 input
(if present).
21 RIPS Active Status (Pin 10) RIPS Active Status as reported on pin 10 input (if
present).
22 RIPS Presence Status
(Pin 42)
RIPS Presence as reported on pin 42 input.
Any and all faults detected by the CVR, even if they relent, are recorded in a non−
volatile fault log memory. This fault log can be retrieved using appropriate ground
support equipment for review and analysis.
B. Label 354 LRU Identification Output
The CVR LRU IDENTIFICATION consists of multiple ARINC 429 words for the trans-
mission of the CVR part number and serial number. The group of eleven ARINC 429
words defined below is transmitted twice per second.
a. Start of Transmission Word
Bit No Function Status
18 Label 354 11101100
916 Number of words in transmission (11) 00001011
1724 Not used 00000000
2531 STX 00000010
32 Parity
b. LRU Name
Bit No Function Status
18 Label 354 11101100
915 ‘C’ 1000011
16 Not used 0
1723 ‘V’ 1010110
24 Not used 0
2531 ‘R’ 1010010
32 Parity
c. End of LRU Name, Start of Part Number
Bit No Function Status
18 Label 354 11101100
915 Carriage return 0001101
16 Not used 0
1723 First character of part number
24 Not used 0
2531 Second character of part number
32 Parity
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