C. 24-bit address reprogramming verification test – ACR&Artex ELT to Nav Interface Boeing User Manual
Page 36
ACR ELECTRONICS, INC / ARTEX PRODUCTS
ABBREVIATED COMPONENT MAINTENANCE MANUAL
-B (453-6501)
25-69-11
Page 36 of 58
JUL 28/11
SUBTASK 25-69-11-750-002
C. 24-Bit Address Reprogramming Verification Test
This test procedure verifies the ELT/NAV Interface -B has updated the aircraft 24-bit address ID in
the ELT programming.
(1)
Apply power to the ELT/NAV Interface -B, while the ELT remains off (i.e, inactive). Re-
programming takes place within 30 seconds of power up.
(2)
Monitor the ELT for the next 2 minutes.
(a)
The LED on the ELT will begin to flash rapidly if reprogramming was NOT successful.
See Table 6, on page 38, for troubleshooting guidelines.
(b)
If the LED remains off after two minutes, the ELT has been reprogrammed. Proceed to
SUBTASK 25-69-11-750-001, on page 37.