W DOC AIRBUS | AMM A320F

Dump Procedure to Download DMU Data

TASK 31-36-00-710-010-A
Dump Procedure to Download DMU Data

FIN: 1TV ** ON A/C NOT FOR ALL
1. Reason for the Job
This procedure contains the download of SAR- or REPORT-files, which are stored in the non-volatile Solid-State Mass Memory (SSMM).
2. Job Set-up Information
 A. Fixtures, Tools, Test and Support Equipment
REFERENCE
QTY
DESIGNATION
No specific
1
ACCESS PLATFORM 2M (6 FT)
No specific
1
DISK - DATA
YV68A110
1
PORTABLE DATA LOADER
 B. Consumable Materials
REFERENCE
DESIGNATION
No specific
adapter cable
 C. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
824
 D. 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 52-41-00-010-002-A
Open the Avionics Compartment Doors for Access
TASK 52-41-00-410-002-A
Close the Avionics Compartment Doors after Access
3. Job Set-up
Subtask 31-36-00-010-065-A ** ON A/C NOT FOR ALL
A. Get Access
   (1) Put the ACCESS PLATFORM 2M (6 FT) in position at the access door 824 in zone 128.
   (2) Open the access door 824. (Ref. AMM TASK 52-41-00-010-002)
Subtask 31-36-00-860-074-A ** ON A/C NOT FOR ALL
B. Aircraft Maintenance Configuration
NOTE: For the download procedure a 1,44 MB formatted 3,5 inch disk is necessary. This disk must be prepared by the GSE Application Software (Ref. software vendor documentation).
   (1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002)
   (2) On the front panel of the DMU open the left flap to get access to the DMU front connector.
   (3) On the YV68A110 PORTABLE DATA LOADER make sure that the ON/OFF switch is in the OFF position.
   (4) Connect the adapter cable to the DMU front connector.
   (5) Connect the adapter cable to the PDL interface.
   (6) Make sure that the DISK - DATA is not write-protected.
Subtask 31-36-00-865-078-A ** ON A/C NOT FOR ALL
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
121VUCFDS/CFDIU/SPLY2TWJ18
121VUCFDS/CFDIU/BACK/UP8TWJ17
121VUDATA/LOADER/SPLY3TDJ16
121VUFDIU8TUK17
121VUAIDS/DMU4TVK15
121VUENGINE/ENG1 AND 2/EVMU1EVR44
4. Procedure
Subtask 31-36-00-710-070-A ** ON A/C NOT FOR ALL
A. Dump Procedure to download DMU Data.
ACTION
RESULT
1.On the Portable Data Loader (PDL):
On the PDL display:
  • Set the ON/OFF switch to ON.
  • The MDDU READY indication shows.
  • Put the prepared disk into the PDL.
  • These indications show in a short time:
    READY,
    WAIT RESPONSE,
    TRANSF IN PROG.
  • Wait until the TRANSF COMPLETE indication comes on.
  • The TRANSF COMPLETE indication shows after correct download.
  • Push the EJECT button and remove the disk.
  • The MDDU READY indication shows.
  • Set the ON/OFF switch to OFF.

5. Close-up
Subtask 31-36-00-860-075-A ** ON A/C NOT FOR ALL
A. Put the system back to the serviceable condition.
   (1) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002)
   (2) Disconnect the Adapter Cable from the DMU.
   (3) Disconnect the Adapter Cable from the PDL.
   (4) On the DMU close the access door.
Subtask 31-36-00-410-064-A ** ON A/C NOT FOR ALL
B. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Close the access door 824. (Ref. AMM TASK 52-41-00-410-002)
   (3) Remove the access platform(s).
[Rev.10 from 2021] 2026.04.02 06:20:33 UTC
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