Operational Test of the Battery-Bus powered PA

TASK 23-73-00-710-042-A
Operational Test of the Battery-Bus powered PA

ZONE: 200

1. Reason for the Job
Refer to the MPD TASK: 237300-08
OPERATIONAL CHECK OF BATTERY BUS POWERED PA
To make sure that the Passenger Address (PA) system operates on the battery bus.
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
200	UPPER HALF FUSELAGE

B. Referenced Information

REFERENCE	DESIGNATION
TASK 23-73-00-861-001-A	Energize the Cabin Intercommunication Data System (CIDS)
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 31-60-00-860-001-A	EIS Start Procedure
TASK 31-60-00-860-002-A	EIS Stop Procedure

3. Job Set-up
Subtask 23-73-00-860-205-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) Make sure that the Cabin Intercommunication Data System (CIDS) is energized
(Ref. AMM TASK 23-73-00-861-001).
(3) Do the EIS start procedure (upper ECAM DU and lower ECAM DU only)
(Ref. AMM TASK 31-60-00-860-001).
(4) Make sure that the EMER EXIT LT switch 4WL on the overhead panel 25VU is in the OFF position.
(5) Make sure that during the test procedure normal power is available.

Subtask 23-73-00-865-224-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	LIGHTING/EMER LT/CABIN	2WL	H06
49VU	LIGHTING/EMER LT/CABIN	1WL	H05
** ON A/C NOT FOR ALL
49VU	LIGHTING/EMER LT/CABIN	2WL	H04
49VU	LIGHTING/EMER LT/CABIN	1WL	H03

4. Procedure
Subtask 23-73-00-710-324-A ** ON A/C NOT FOR ALL

A. Do this test

ACTION	RESULT
1.In the cockpit, on the C/B panel 121VU:
Open the C/Bs: DIR 1/BAT 147RH (location P13), DIR 2/BAT 146RH (location P14), DEU B/BAT 143RH (location N12), DEU A/BAT FWD R 258RH (location N14), DEU A/BAT FWD L 259RH (location N13), DEU A/BAT AFT R 272RH (location Q11), DEU A/BAT AFT L 279RH (location Q10), DIR 1/NORM 151RH (location M05 or M06), DIR 2/NORM 156RH (location M06 or M07), DEU B/NORM 162RH (location M07 or M08 or M09), DEU A/NORM FWD L 163RH (location M08 or M09 or M10), DEU A/NORM FWD R 164RH (location M09 or M10 or M11), DEU A/NORM AFT L 167RH (location M11 or M12 or M13), DEU A/NORM AFT R 168RH (location M13 or M12 or M14).
2.In the cockpit:	In the cabin and at all attendant stations:
Lift the handset from the cradle.
Push and hold the PTT switch and make an announcement.	You hear the announcement.
Release the PTT switch and put the handset back in the cradle.
3.In the cockpit, on the C/B panel 121VU:
Close the C/Bs: DIR 1/BAT 147RH (location P13), DIR 2/BAT 146RH (location P14), DEU B/BAT 143RH (location N12), DEU A/BAT FWD R 258RH (location N14), DEU A/BAT FWD L 259RH (location N13), DEU A/BAT AFT R 272RH (location Q11), DEU A/BAT AFT L 279RH (location Q10).
4.In the cockpit, on the C/B panel 49VU:
Open the C/Bs: DIR 1/ESS 150RH (location G01), DIR 2/ESS 157RH (location G02), DEU B/ESS 153RH (location G03), DEU A/ESS FWD R 158RH (location HA10 or G05), DEU A/ESS FWD L 159RH (location HA09 or G04), DEU A/ESS AFT R 172RH (location HA12 or H13), DEU A/ESS AFT L 179RH (location HA11 or H12).
5.In the cockpit, on the overhead panel 25VU:
Set the EMER EXIT LT switch 4WL to the ARM position. NOTE: Do not set the EMER EXIT LT switch 4WL to the ON position, because the emergency lighting batteries will discharge.
6.In the cockpit:	In the cabin and at all attendant stations:
Lift the handset from the cradle.
Push and hold the PTT switch and make an announcement.	You hear the announcement.
7.In the cockpit, on the C/B panel 49VU:
Close the C/B DIR 1/ESS 150RH (location G01).
8.Through the cockpit handset:
Push and hold the PTT switch and make an announcement.	You do not hear the announcement.
9.In the cockpit, on the C/B panel 49VU:
Open the C/B DIR 1/ESS 150RH (location G01).
10.In the cockpit, on the C/B panel 121VU:
Close the C/B DIR 1/NORM 151RH (location M05 or M06).
11.Through the cockpit handset:
Push and hold the PTT switch and make an announcement.	You do not hear the announcement.
Release the PTT switch and put the handset back in the cradle.
12.In the cockpit, on the overhead panel 25VU:
Set the EMER EXIT LT switch 4WL to the OFF position.
13.In the cockpit, on the C/B panel 121VU:
Close the C/Bs: DIR 2/NORM 156RH (location M06 or M07), DEU B/NORM 162RH (location M07 or M08 or M09), DEU A/NORM FWD L 163RH (location M08 or M09 or M10), DEU A/NORM FWD R 164RH (location M09 or M10 or M11), DEU A/NORM AFT L 167RH (location M11 or M12 or M13), DEU A/NORM AFT R 168RH (location M12 or M13 or M14).
14.In the cockpit, on the C/B panel 49VU:
Close the C/Bs: DIR 1/ESS 150RH (location G01), DIR 2/ESS 157RH (location G02), DEU B/ESS 153RH (location G03), DEU A/ESS FWD R 158RH (location HA10 or G05), DEU A/ESS FWD L 159RH (location HA09 or G04), DEU A/ESS AFT R 172RH (location HA12 or H13), DEU A/ESS AFT L 179RH (location HA11 or H12).

Subtask 23-73-00-710-324-C ** ON A/C NOT FOR ALL

A. Do this test

ACTION	RESULT
1.In the cockpit, on the C/B panel 121VU:
open the C/Bs DIR 1/BAT 147RH, DIR 2/BAT 146RH, DEU B/BAT 143RH, DEU A/BAT FWD R 258RH, DEU A/BAT FWD L 259RH, DEU A/BAT MID R 296RH, DEU A/BAT MID L 295RH, DEU A/BAT AFT R 272RH, DEU A/BAT AFT L 279RH, DIR 1/NORM 151RH, DIR 2/NORM 156RH, DEU B/NORM FWD 193RH, DEU A/NORM FWD L 163RH, DEU A/NORM FWD R 164RH.
2.In the cabin, on the C/B panel 2001VU:
open the C/Bs DEU A/NORM AFT L 173RH, DEU A/NORM AFT R 174RH, DEU A/NORM MID L 197RH, DEU A/NORM MID R 198RH, DEU B/NORM AFT 194RH.
3.In the cockpit:	In the cabin and at all attendant stations:
lift the handset from the cradle.
push and hold the PTT switch and make an announcement.	you hear the announcement.
release the PTT switch and put the handset back in the cradle.
4.In the cockpit, on the C/B panel 121VU:
close the C/Bs DIR 1/BAT 147RH, DIR 2/BAT 146RH, DEU B/BAT 143RH, DEU A/BAT FWD R 258RH, DEU A/BAT FWD L 259RH, DEU A/BAT MID R 296RH, DEU A/BAT MID L 295RH, DEU A/BAT AFT R 272RH, DEU A/BAT AFT L 279RH.
5.In the cockpit, on the C/B panel 49VU:
open the C/Bs DIR 1/ESS 150RH, DIR 2/ESS 157RH, DEU B/ESS 153RH, DEU A/ESS FWD R 158RH, DEU A/ESS FWD L 159RH, DEU A/ESS MID R 196RH, DEU A/ESS MID L 195RH, DEU A/ESS AFT R 172RH, DEU A/ESS AFT L 179RH.
6.In the cockpit, on the overhead panel 25VU:
set the EMER EXIT LT switch 4WL to the ARM position. NOTE: Do not set the EMER EXIT LT switch 4WL to the ON position, because the emergency lighting batteries will discharge.
7.In the cockpit:	In the cabin and at all attendant stations:
lift the handset from the cradle.
push and hold the PTT switch and make an announcement	you hear the announcement.
8.In the cockpit, on the C/B panel 49VU:
close the C/B DIR 1/ESS 150RH.
9.Through the cockpit handset:
push and hold the PTT switch and make an announcement.	you do not hear the announcement.
10.In the cockpit, on the C/B panel 49VU:
open the C/B DIR 1/ESS 150RH.
11.In the cockpit, on the C/B panel 121VU:
close the C/B DIR 1/NORM 151RH.
12.Through the cockpit handset:
push and hold the PTT switch and make an announcement.	you do not hear the announcement.
release the PTT switch and put the handset back in the cradle.
13.In the cockpit, on the overhead panel 25VU:
set the EMER EXIT LT switch 4WL to the OFF position.
14.In the cockpit, on the C/B panel 121VU:
close the C/Bs DIR 2/NORM 156RH, DEU B/NORM FWD 193RH, DEU A/NORM FWD L 163RH, DEU A/NORM FWD R 164RH.
15.In the cabin, on the C/B panel 2001VU:
close the C/Bs DEU A/NORM AFT L 173RH, DEU A/NORM AFT R 174RH, DEU A/NORM MID L 197RH, DEU A/NORM MID R 198RH, DEU B/NORM AFT 194RH.
16.In the cockpit, on the C/B panel 49VU:
close the C/Bs DIR 1/ESS 150RH, DIR 2/ESS 157RH, DEU B/ESS 153RH, DEU A/ESS FWD R 158RH, DEU A/ESS FWD L 159RH, DEU A/ESS MID R 196RH, DEU A/ESS MID L 195RH, DEU A/ESS AFT R 172RH, DEU A/ESS AFT L 179RH.

Subtask 23-73-00-710-324-F ** ON A/C NOT FOR ALL

A. Do this test

ACTION	RESULT
1.In the cockpit, on the C/B panel 121VU:
open the C/Bs DIR 1/BAT 147RH, DIR 2/BAT 146RH, DEU B/BAT 143RH, DEU A BAT/LINE 1 144RH, DEU A BAT/LINE 2 145RH, DIR NORM/1 151RH, DIR NORM/2 156RH, DEU B/NORM 162RH, DEU A NORM/L FWD 163RH, DEU A NORM/R FWD 164RH, DEU A NORM/L MID 165RH, DEU A NORM/R MID 166RH, DEU A NORM/L AFT 167RH, DEU A NORM/R AFT 168RH.
2.In the cockpit:	In the cabin and at all attendant stations:
lift the handset from the cradle.
push and hold the PTT switch and make an announcement.	you hear the announcement.
release the PTT switch and put the handset back in the cradle.

3.In the cockpit, on the C/B panel 121VU:
close the C/Bs DIR 1/BAT 147RH, DIR 2/BAT 146RH, DEU B/BAT 143RH, DEU A BAT/LINE1 144RH, DEU A BAT/LINE2 145RH.
4.In the cockpit, on the C/B panel 49VU:
open the C/Bs DIR ESS/1 150RH, DIR ESS/2 157RH, DEU B/ESS 153RH, DEU A ESS/LINE 1 154RH, DEU A ESS/LINE 2 155RH.
5.In the cockpit, on the overhead panel 25VU:
set the EMER EXIT LT switch 4WL to the ARM position. NOTE: Do not set the EMER EXIT LT switch 4WL to the ON position, because the emergency lighting batteries will discharge.
6.In the cockpit:	In the cabin and at all attendant stations:
lift the handset from the cradle.
push and hold the PTT switch and make an announcement	you hear the announcement.
7.In the cockpit, on the C/B panel 49VU:
close the C/B DIR ESS/1 150RH.
8.Through the cockpit handset:
push and hold the PTT switch and make an announcement.	you do not hear the announcement.
9.In the cockpit, on the C/B panel 49VU:
open the C/B DIR ESS/1 150RH.
10.In the cockpit, on the C/B panel 121VU:
close the C/B DIR NORM/1 151RH.
11.Through the cockpit handset:
push and hold the PTT switch and make an announcement.	you do not hear the announcement.
release the PTT switch and put the handset back in the cradle.
12.In the cockpit, on the overhead panel 25VU:
set the EMER EXIT LT switch 4WL to the OFF position.
13.In the cockpit, on the C/B panel 121VU:
close the C/Bs DIR NORM/2 156RH, DEU B/NORM 162RH, DEU A NORM/L FWD 163RH, DEU A NORM/R FWD 164RH, DEU A NORM/L MID 165RH, DEU A NORM/R MID 166RH, DEU A NORM/L AFT 167RH, DEU A NORM/R AFT 168RH.
14.In the cockpit, on the C/B panel 49VU:
close the C/Bs DIR ESS/1 150RH, DIR ESS/2 157RH, DEU B/ESS 153RH, DEU A ESS/LINE 1 154RH, DEU A ESS/LINE 2 155RH.

5. Close-up
Subtask 23-73-00-860-206-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) Do the EIS stop procedure
(Ref. AMM TASK 31-60-00-860-002)
(2) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002)

[Rev.10 from 2021] 2026.04.01 08:25:49 UTC