SATCOM LOG-OFF Procedure

TASK 23-28-00-860-802-A
SATCOM LOG-OFF Procedure

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. 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 34-10-00-860-005-A	ADIRS Stop Procedure

3. Job Set-up
Subtask 23-28-00-860-109-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)

Subtask 23-28-00-865-124-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	AUTO FLT/MCDU/1	11CA1	B01
121VU	SATCOM	102RV1	K01
121VU	AUTO FLT/MCDU/2	11CA2	N20

4. Procedure
Subtask 23-28-00-860-110-A ** ON A/C NOT FOR ALL

A. SATCOM LOG-OFF Procedure

NOTE: The procedure that follows is applicable from each MCDU.
The actions and the results of this procedure occur on the MCDU used.

ACTION	RESULT
1.On the MCDU: Adjust the brightness of the MCDU screen.	On the MCDU: The SATCOM MAIN MENU page comes into view.
2.On the MCDU: Push the line key adjacent to the SAT indication. Push the line key adjacent to the SATCOM STATUS indication.	The SATCOM STATUS page comes into view.
3.On the MCDU: Push the line key adjacent to the LOG indication. NOTE: If the LOGGED OFF indication is shown below the LOG indication, it is not necessary to do this action: the SATCOM system is logged off.	On the MCDU: The SATCOM LOG page comes into view. Below the LOG indication: The LOGGING OFF indication comes into view And then, the LOGGED OFF indication comes into view.
4.Push the line key adjacent to the RETURN indication two times.	The SATCOM MAIN MENU page comes into view.

5. Close-up
Subtask 23-28-00-862-060-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) Do the Air Data/Inertial Reference System (ADIRS) stop procedure (Ref. AMM TASK 34-10-00-860-005)
(2) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002)

Subtask 23-28-00-865-125-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
49VU	AUTO FLT/MCDU/1	11CA1	B01
121VU	SATCOM	102RV1	K01
121VU	AUTO FLT/MCDU/2	11CA2	N20

[Rev.9 from 2019] 2026.04.02 06:12:02 UTC