Downloading of the FM Data

TASK 22-70-00-610-006-D
Downloading of the FM Data

ZONE: 210
FIN: 1CA1 ** ON A/C NOT FOR ALL
FIN: 1CA2 ** ON A/C NOT FOR ALL

1. Reason for the Job
To download the FM data.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER
F1420060	1	FM BITE - DOWNLOAD TOOL (FMGC 1)
F1420061	1	FM BITE DOWNLOAD TOOL
YV68A110	1	PORTABLE DATA LOADER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
210	CKPT,FWD COMPT BHD TO FLT COMPT BULKHEAD

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)

3. Job Set-up
Subtask 22-70-00-860-084-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 electronics rack ventilation is in operation.
(3) Make sure that the aircraft is in the ground configuration.

Subtask 22-70-00-865-178-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/FMGC/1	10CA1	B02
49VU	AUTO FLT/MCDU/1	11CA1	B01
121VU	AUTO FLT/FMGC/2	10CA2	M17
121VU	AUTO FLT/MCDU/2	11CA2	N20

4. Procedure
Subtask 22-70-00-610-065-D ** ON A/C NOT FOR ALL

A. Downloading of the FM BITE Data

NOTE: Do not use the same floppy disk for the two FMGC downloading.

ACTION	RESULT
1.On the center pedestal, on the MCDU1(2): turn the BRT knob to adjust the brightness.
2.Open the circuit breakers 10CA1, 10CA2, 11CA1 and 11CA2.	The displays of the MCDU1 and 2 go blank.
3.On the YV68A110 PORTABLE DATA LOADER: set the ON/OFF switch to OFF. connect the connecting cable to the loader connector. 4.On the panel 52VU: remove the FMS LOAD blanking plate. connect the connecting cable to the SYST1 connector. 5.Close the circuit breaker 11CA1.
6.On the portable data loader: set the ON/OFF switch to ON.	On the portable data loader: the MDDU READY indication is shown.
7.Close the circuit breaker 10CA1.	the power-up test of the FMGC 1 starts. at the end of this test, the triple click aural warning sounds.
8.On the portable data loader: put the F1420060 FM BITE - DOWNLOAD TOOL (FMGC 1) into the disk drive.	On the portable data loader: the TRANS IN PROG indication is shown then, the WAIT RESPONSE indication is shown when the transfer is completed.
9.On the portable data loader: eject the floppy disk. set the ON/OFF switch to OFF. 10.Open the circuit breakers 10CA1 and 11CA1. 11.On the panel 52VU: disconnect the connecting cable from the SYST1 connector. connect the connecting cable to the SYST2 connector. 12.Close the circuit breaker 11CA2.
13.On the portable data loader: set the ON/OFF switch to ON.	On the portable data loader: the MDDU READY indication is shown.
14.Close the circuit breaker 10CA2.	the power-up test of the FMGC 2 starts. at the end of this test, the triple click aural warning sounds.
15.On the portable data loader: put the F1420061 FM BITE DOWNLOAD TOOL into the disk drive.	On the portable data loader: the TRANS IN PROG indication is shown then, the WAIT RESPONSE indication is shown when the transfer is completed.
16.On the portable data loader: eject the floppy disk. set the ON/OFF switch to OFF. 17.Open the circuit breakers 10CA2 and 11CA2. 18.On the panel 52VU: disconnect the connecting cable from the SYST2 connector. install the FMS LOAD blanking plate. 19.Close the circuit breakers 10CA1, 10CA2, 11CA1, 11CA2 and wait 1 minute.

5. Close-up
Subtask 22-70-00-862-068-A ** ON A/C NOT FOR ALL

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

[Rev.10 from 2021] 2026.03.31 23:10:43 UTC