Installation of the Airbus SIM Card into the Flight Operations and MAintenance eXchanger (FOMAX)

TASK 46-26-32-400-803-A
Installation of the Airbus SIM Card into the Flight Operations and MAintenance eXchanger (FOMAX)

ZONE: 128

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

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
128	REAR AVIONIC COMPARTMENT
824

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 24-42-00-862-001-A	De-energize the Ground Service Network Supplied from the External Power
TASK 46-26-32-860-805-A	Reset of the Flight Operations and MAintenance eXchanger (FOMAX) with the Local Maintenance Function (LMF)
Airbus Subscriber Identity Module (SIM) Card of the FOMAX

3. Job Set-up
Subtask 46-26-32-860-052-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make sure that the ground service network is energized
(Ref. AMM TASK 24-42-00-861-001).
(2) Make sure that the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE is in position at access door 824.
(3) Make sure that access door 824 is open.
(4) On the FOMAX, make sure that the protection door (2) is open.

Subtask 46-26-32-865-056-A ** ON A/C NOT FOR ALL

B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	FOMAX	67TA	J01
** ON A/C NOT FOR ALL
121VU	FOMAX	67TA	R12

4. Procedure
Subtask 46-26-32-420-052-A ** ON A/C NOT FOR ALL

A. Installation of the Airbus Subscriber Identity Module (SIM) Card into the FOMAX

CAUTION: DO NOT TOUCH THE METAL CONTACT OF THE SIM CARD. IF YOU DO, DAMAGE TO THE SIM CARD CAN OCCUR.

(1) On electronics rack 80VU, on shelf 81VU, get access to the FOMAX.
(2) Clean the component interfaces and the adjacent area.
(3) Do an inspection of the component interfaces and the adjacent area.
(4) Carefully push the Airbus SIM card (4) into Airbus SIM card slot A (3).
(5) Close the protection door (2) and tighten the screw (1).

Subtask 46-26-32-865-057-A ** ON A/C NOT FOR ALL

B. 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	FOMAX	67TA	J01
** ON A/C NOT FOR ALL
121VU	FOMAX	67TA	R12

Subtask 46-26-32-710-051-A ** ON A/C NOT FOR ALL

C. Check of the SIM Card Detection
(1) When all the software components of the FOMAX (64TASW1, 64TASW2, 64TASW3 and 64TASW4) are already uploaded:
(a) Do the reset of the FOMAX with the Local Maintenance Function (LMF) (Ref. AMM TASK 46-26-32-860-805).
(b) On the LMF main page, select the "AB Cell Gatelink" tab (the "AB Cellular Gatelink" main page comes into view).
(c) On the "AB Cellular Gatelink" main page, select the "SIM Cards" tab (the "SIM Cards" page comes into view).
(d) On the "SIM Cards" page, make sure that the status of SIM-card slot A is "Detected".
(e) Make sure that the color of the LED symbol adjacent to the "AB Cell Gatelink" button is green.

5. Close-up
Subtask 46-26-32-410-052-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.
(2) Close access door 824.
(3) Remove the access platform(s).

Subtask 46-26-32-862-051-A ** ON A/C NOT FOR ALL

B. De-energize the ground service network
(Ref. AMM TASK 24-42-00-862-001).

[Rev.10 from 2021] 2026.04.02 07:20:13 UTC