Reactivation of the Forward Attendant Panel

TASK 23-73-00-440-002-A
Reactivation of the Forward Attendant Panel

FIN: 120RH ** ON A/C NOT FOR ALL

1. Reason for the Job
MMEL 23-74-01A
FORWARD ATTENDANT PANEL (FAP) DISPLAY UNIT (FAA ONLY)
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 11-00-00-000-003-A	Removal of the Pressurized Area Placards
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)
TSM 23-73-00-810-838	FAP - Fault in the Forward Attendant Panel

3. Job Set-up
Subtask 23-73-00-860-188-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)

4. Procedure
Subtask 23-73-00-865-258-A ** ON A/C NOT FOR ALL

A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	COM /CIDS/FWD ATTND/PNL	170RH	Q14
** ON A/C NOT FOR ALL
121VU	COM /CIDS/FLT ATTND/PNL	170RH	Q14
** ON A/C NOT FOR ALL
121VU	COM/FAP1/NORM	170RH	Q14
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/FWD ATTND/PNL	170RH	Q14

Subtask 23-73-00-040-052-A ** ON A/C NOT FOR ALL

B. Reactivation of the Forward Attendant Panel (FAP)
(1) Do the trouble shooting for the defective FAP.
TSM 23-73-00-810-838
(2) Remove the placard "INOP" from the reactivated system (Ref. AMM TASK 11-00-00-000-003).

5. Close-up
Subtask 23-73-00-860-189-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) Make sure that the work area is clean and clear of tools and other items.

[Rev.10 from 2021] 2026.03.31 23:16:49 UTC