W DOC AIRBUS | TSM A320F

Failure of the Audio Feedback on the CVR Headset Jack


TASK 23-71-00-810-802-A
Failure of the Audio Feedback on the CVR Headset Jack


1. Possible Causes
  • JACK-CVR/HEAD SET [22RK]
  • wiring from the jack (22RK) to the first terminal block
2. Job Set-up Information
 A. Referenced Information
REFERENCE
DESIGNATION
AMM 23-71-00-710-001
Operational Test of the CVR and the CVR Channel Recording
ASM 237101
3. Fault Confirmation
Subtask 23-71-00-710-052-A
A. Test
   (1) Do the operational test of the CVR and the CVR channel recording AMM 23-71-00-710-001.
4. Fault Isolation
Subtask 23-71-00-810-051-A
A. If during the operational test the CVR headset jack is inoperative:
  • replace the JACK-CVR/HEAD SET [22RK] on the panel 50vu.
   (1) If the fault continues:
  • do a check and repair the wiring from the jack (22RK) to the first terminal block ASM 237101.
Subtask 23-71-00-710-053-A
B. Do the test given in Para. 3.
[Rev.8 from Aug 2018] 2026.04.04 04:25:47 UTC