Operational Test of the Cockpit Voice and Data Recorder (CVDR)

TASK 31-39-00-710-804-A
Operational Test of the Cockpit Voice and Data Recorder (CVDR)

ZONE: 210
FIN: 4TU ** ON A/C NOT FOR ALL
FIN: 5TU ** ON A/C NOT FOR ALL

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
210	CKPT,FWD COMPT BHD TO FLT COMPT BULKHEAD

B. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 31-32-00-860-008-A	Procedure to Get Access to the SYSTEM REPORT/TEST/INST Page
TASK 31-60-00-860-001-A	EIS Start Procedure
TASK 31-60-00-860-002-A	EIS Stop Procedure

3. Job Set-up
Subtask 31-39-00-861-053-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(2) Do the EIS start procedure (upper ECAM DU and lower ECAM DU only)
(Ref. AMM TASK 31-60-00-860-001).
(3) Energize the CFDS (Ref. AMM TASK 31-32-00-860-008).

Subtask 31-39-00-865-056-A ** ON A/C NOT FOR ALL

B. Make sure that this(these) circuit breaker(s) is(are) closed:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	RCDR1 CVR&FDR	40TU	E14
49VU	RCDR CTL	41TU	E13
** ON A/C NOT FOR ALL
121VU	RCDR2 CVR&FDR	42TU	K16
** ON A/C NOT FOR ALL
121VU	RCDR2 CVR&FDR	42TU	K39

4. Procedure
Subtask 31-39-00-710-054-A ** ON A/C NOT FOR ALL

A. Operational Test of the CVDR

ACTION	RESULT
1.On control panel 21VU:	On control panel 21VU:
Push the RCDR/GND CTL button.	The blue indicator light "ON" comes on.
2.On panel 121VU:	On the ECAM display:
Open circuit breakers RCDR1 40TU and RCDR2 42TU	The "RECORDER CVR FAULT" indication comes on. The "RECORDER DFDR FAULT" indication comes on.
Close circuit breakers RCDR1 40TU and RCDR2 42TU.	The "RECORDER CVR FAULT" indication goes off. The "RECORDER DFDR FAULT" indication goes off.
3.On control panel 21VU:	On control panel 21VU:
Push the RCDR/GND CTL button.	The blue indicator light "ON" goes off.

5. Close-up
Subtask 31-39-00-862-053-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to the serviceable condition.
(1) De-energize the CFDS (Ref. AMM TASK 31-32-00-860-008).
(2) Do the EIS stop procedure
(Ref. AMM TASK 31-60-00-860-002).
(3) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.01 00:36:54 UTC