FAP - No control of the CIDS cabin systems

TASK 23-73-00-810-866-A
FAP - No control of the CIDS cabin systems

1. Possible Causes

FAP [120RH]
Light Module
Audio Module
Miscellaneous Module
DIR-CIDS, 1 [101RH]

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TSM TASK 23-73-00-810-838-A	FAP - Fault in the Forward Attendant Panel
AMM 23-73-12-000-002	Removal of the Forward Attendant Panel
AMM 23-73-12-000-003	Removal of the Light Module
AMM 23-73-12-000-004	Removal of the Audio Module
AMM 23-73-12-000-005	Removal of the Miscellaneous Module
AMM 23-73-12-400-002	Installation of the Forward Attendant Panel
AMM 23-73-12-400-003	Installation of the Light Module
AMM 23-73-12-400-004	Installation of the Audio Module
AMM 23-73-12-400-005	Installation of the Miscellaneous Module
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 23-73-00-710-170-A ** ON A/C NOT FOR ALL

A. Test
(1) Do the FAP test through the CFDS.
(2) Use the FAP to control some systems controlled through the FAP.

4. Fault Isolation
Subtask 23-73-00-810-399-A ** ON A/C NOT FOR ALL

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

Subtask 23-73-00-810-400-A ** ON A/C NOT FOR ALL

B. If the CFDS gives the maintenance message FWD ATTND PNL 120RH:

do the trouble shooting for CFDS maintenance message FWD ATTND PNL 120RH (Ref. TSM TASK 23-73-00-810-838).

Subtask 23-73-00-810-401-A ** ON A/C NOT FOR ALL

C. If the CFDS gives no FWD ATTND PNL 120RH fault message and you cannot control the FAP controlled systems through the FAP:

make sure, which FAP module is effected.

(1) If all FAP modules are effected:

replace the FAP [120RH] AMM 23-73-12-000-002 and AMM 23-73-12-400-002.

(2) If not all FAP modules are effected:

locate the faulty FAP Module

(a) If the Light Module is faulty:

replace the Light Module AMM 23-73-12-000-003 and AMM 23-73-12-400-003.

1 If the fault continues:

replace the FAP [120RH] AMM 23-73-12-000-002 and AMM 23-73-12-400-002.

(b) If the Audio Module is faulty:

replace the Audio Module AMM 23-73-12-000-004 and AMM 23-73-12-400-004.

1 If the fault continues:

replace the FAP [120RH] AMM 23-73-12-000-002 and AMM 23-73-12-400-002.

(c) If the Miscellaneous Module is faulty:

replace the Miscellaneous Module AMM 23-73-12-000-005 and AMM 23-73-12-400-005.

1 If the fault continues:

replace the FAP [120RH] AMM 23-73-12-000-002 and AMM 23-73-12-400-002.

(3) If the fault continues:

replace the DIR-CIDS, 1 [101RH] AMM 23-73-34-000-001 and AMM 23-73-34-400-001.

Subtask 23-73-00-710-220-A ** ON A/C NOT FOR ALL

D. Do the test given in Para. 3.A.

[Rev.8 from Aug 2018] 2026.04.04 04:25:53 UTC