Cellular-gatelink availability check

TASK 46-41-00-720-823-A
Cellular-gatelink availability check

ZONE: 220

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	LAPTOP - FOR GSM ALNA MAINTENANCE

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
220	FWD CAB UTILITY AREAS

C. 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 46-41-00-860-100-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 - Maintenance Access - via Multi-Purpose Flight-Attendant Panel (MP-FAP) (Ref. AMM TASK 46-41-00-610-811).

Subtask 46-41-00-865-172-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	CINS-HESU	21RF	E02
2000VU	CINS-RESET-RELAY	20RF	E01

4. Procedure
Subtask 46-41-00-720-074-A ** ON A/C NOT FOR ALL

A. Cellular-gatelink availability check

NOTE: You can do this procedure at the MP-FAP or on the LAPTOP - FOR GSM ALNA MAINTENANCE. The procedures at the MP-FAP and on the maintenance laptop are the same.

NOTE: The table that follows gives the procedure for the MP-FAP.

ACTION	RESULT
In the cabin, at the MP-FAP:	In the cabin, on the MP-FAP display:
1.Touch the "SYSTEM MONITORING" icon.	The "SYSTEM MONITORING" page comes into view.
2.Select the "OVERVIEW" tab.	The "OVERVIEW" tab comes into view.
In the "Connected Systems", make sure that the "Cellular Gatelink" operational state is "Available".

5. Close-up
Subtask 46-41-00-860-102-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 06:26:14 UTC