Director 2 fault

TASK 23-73-00-810-895-A
Director 2 fault

1. Possible Causes

DIR-CIDS, 2 [102RH]

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 23-73-00-710-003	Operational Test of the Cabin and Flight Crew Interphone System
AMM 23-73-00-710-005	Operational Test of the Passenger Address (PA) system
AMM 23-73-00-740-005	BITE-Test of the Cabin Intercommunication Data System (CIDS) through the CFDS
AMM 23-73-34-000-001	Removal of the CIDS Director
AMM 23-73-34-400-001	Installation of the CIDS Director

3. Fault Confirmation
Subtask 23-73-00-865-056-A

A. Table of the circuit breakers used in this procedure:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
49VU	COM/CIDS/DIR ESS/1	150RH	G01
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR NORM/1	151RH	M05
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR NORM/1	151RH	M06

Subtask 23-73-00-710-280-A ** ON A/C NOT FOR ALL

B. Do the CIDS BITE test through the CFDS AMM 23-73-00-740-005.

Subtask 23-73-00-710-280-B ** ON A/C NOT FOR ALL

B. Do the CIDS Interface and Power-Up test through the CFDS AMM 23-73-00-740-005.

Subtask 23-73-00-710-280-D ** ON A/C NOT FOR ALL

B. Test
(1) Open these Circuit Breakers (CB):

49VU: 150RH CIDS/DIR ESS/1
121VU: 151RH CIDS/DIR NORM/1

(2) Do an Operational test of the Cabin and Flight Crew Interphone System
AMM 23-73-00-710-003.
(3) Do an Operational test of the Passenger Address (PA) System
AMM 23-73-00-710-005.
(4) Do the CIDS Interface and Power-Up test through the CFDS
AMM 23-73-00-740-005.
(5) Close these CBs:

49VU: 150RH CIDS/DIR ESS/1
121VU: 151RH CIDS/DIR NORM/1

(6) If the tests from the steps (1) through (5) are OK:

Ignore the ECAM Warning and / or Maintenance Message(s):
CIDS 1+2 FAULT
CIDS 2.

4. Fault Isolation
Subtask 23-73-00-810-593-A

A. If the test gives a different maintenance message, do the trouble shooting procedure related to the maintenance message.

Subtask 23-73-00-810-594-A ** ON A/C NOT FOR ALL

B. If the CIDS BITE test gives the maintenance message DIRECTOR:

do the CIDS2 DIRECTOR test through the CFDS.

(1) If the fault message DIRECTOR comes on:

replace the DIR-CIDS, 2 [102RH] AMM 23-73-34-000-001 and AMM 23-73-34-400-001.

Subtask 23-73-00-810-594-B ** ON A/C NOT FOR ALL

B. If the test confirms the fault:

replace the DIR-CIDS, 2 [102RH] AMM 23-73-34-000-001 and AMM 23-73-34-400-001.

Subtask 23-73-00-710-283-A

C. Do the test as given in Para 3.A.

[Rev.8 from Aug 2018] 2026.04.04 04:25:55 UTC