ALNA Internal Wiring Test

TASK 46-41-00-700-803-A
ALNA Internal Wiring Test

ZONE: 200

1. Reason for the Job
Self explanatory
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 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 46-41-00-610-811-A	Get access to the ALNA Graphical User Interface (GUI) - Maintenance Access - with Multi-Purpose Flight-Attendant Panel (MP-FAP)

3. Job Set-up
Subtask 46-41-00-861-153-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) Access the ALNA Graphical User Interface (GUI) - Maintenance Access - via Multi-Purpose Flight-Attendant Panel (MP-FAP) (Ref. AMM TASK 46-41-00-610-811).

Subtask 46-41-00-865-164-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
2000VU	WAP	27MH	D07
2000VU	CINS-HESU	21RF	E02

4. Procedure
Subtask 46-41-00-710-063-A ** ON A/C NOT FOR ALL

A. ALNA Internal Wiring Test

ACTION	RESULT
In the cabin, at the MP-FAP:	In the cabin, on the MP-FAP display:
1.Touch the "SYSTEM TEST" icon.	The "SYSTEM TEST" page shows.
2.Select the "CONNECTIVITY INTERNAL WIRING" tab.	The "CONNECTIVITY INTERNAL WIRING" tab shows.
3.Touch the "ALNA INTERNAL WIRING TEST" icon.	The "ALNA INTERNAL WIRING TEST" icon becomes blue and the "START TEST" icon becomes active.
4.Touch the "START TEST" icon.	The "ALNA INTERNAL WIRING TEST" page shows.
5.Touch the "START" icon.	The message "Test in progress is shown" shows on the "ALNA INTERNAL WIRING TEST" page.
6.Wait until the test is completed and the "TEST RESULT" icon becomes active.	The "TEST RESULTS" icon becomes active.
7.Touch the "TEST RESULTS" icon.	The test results shows.
8.Use the "ARROW DOWN" icon right next to the table to scroll down the results.	Make sure that the results of all tests are satisfactory.
9.Touch the "NEXT" icon.	The "FINISH TEST" page shows.
10.Touch the "CLOSE" icon.	The "SYSTEM TEST" page shows.

5. Close-up
Subtask 46-41-00-862-152-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(2) Touch the "LOGOFF" icon.

NOTE: It is not necessary to log off, if you continue with a different test procedure.

(3) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.02 06:26:15 UTC