Deactivation of the CIDS Director

TASK 23-73-00-040-001-A
Deactivation of the CIDS Director

1. Reason for the Job
The purpose of this AMM task is to deactivate the CIDS director to recover the normal operation of the CIDS function. For further information, refer to MMEL 23-73-01-01A.
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 23-73-00-740-005-B	Interface and Power-Up Test of the Cabin Intercommunication Data System (CIDS) through the CFDS
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 31-60-00-860-001-A	EIS Start Procedure

3. Job Set-up
Subtask 23-73-00-860-146-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) Get access to the avionics compartment.

Subtask 23-73-00-860-146-C ** 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) Make sure that a minimum of one cabin door is open.

4. Procedure
Subtask 23-73-00-865-223-A

A. Open, safety and tag these circuit breakers in this sequence:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
FOR FIN: 101RH (DIRCIDS, 1)
121VU	COM/CIDS/DIR 1/BAT	147RH	P13
** ON A/C NOT FOR ALL
49VU	COM NAV/CIDS/DIR1 ESS	150RH	G01
** ON A/C NOT FOR ALL
49VU	COM/CIDS/DIR ESS/1	150RH	G01
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR1 NORM	151RH	M05
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR NORM/1	151RH	M06
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR NORM/1	151RH	M05
** ON A/C NOT FOR ALL
FOR FIN: 102RH (DIRCIDS, 2)
121VU	COM/CIDS/DIR 2/BAT	146RH	P14
** ON A/C NOT FOR ALL
49VU	COM NAV/CIDS/DIR2 ESS	157RH	G02
** ON A/C NOT FOR ALL
49VU	COM/CIDS/DIR ESS/2	157RH	G02
** ON A/C NOT FOR ALL
49VU	COM DIR ESS/2	157RH	G02
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR2 NORM	156RH	M06
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR NORM/2	156RH	M07
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR NORM/2	156RH	M06

Subtask 23-73-00-040-050-B ** ON A/C NOT FOR ALL

B. Procedure
(1) On the Programming and Test Panel (PTP) 110RH:

Make sure that the SYS STATUS page shows the message 'CIDS OK'.

(2) Make an entry in the logbook.

Subtask 23-73-00-040-050-C ** ON A/C NOT FOR ALL

B. Procedure
(1) In the cockpit, on the MCDU:

Do the Interface and Power-Up test of the CIDS through the CFDS.
(Ref. AMM TASK 23-73-00-740-005)

NOTE: The circuit breakers related to the deactivated CIDS director must stay open (pulled).

Make sure that only DIR 1 (2) related failure messages show.

(2) In the cockpit:

Lift the handset from the cradle.
Push and hold the PTT pushbutton switch and make an announcement.

(3) In the cabin:

Make sure that you hear the announcement.

(4) Make an entry in the logbook.

[Rev.10 from 2021] 2026.03.31 23:16:46 UTC