W DOC AIRBUS | AMM A320F

Update of the Wireless Ground Link-Digital AIDS Recorder (WGL-DAR) Date and Time

TASK 31-36-00-750-001-A
Update of the Wireless Ground Link-Digital AIDS Recorder (WGL-DAR) Date and Time

ZONE: 121
FIN: 2TV ** ON A/C NOT FOR ALL
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 3M (10 FT)- ADJUSTABLE
 B. Work Zones and Access Panels
ZONE/ACCESS
ZONE DESCRIPTION
121
AVIONICS COMPARTMENT
824
 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 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
TASK 31-36-00-00-02
AIDS INTERCONNECTION (DMU, DAR) - DESCRIPTION AND OPERATION
3. Job Set-up
Subtask 31-36-00-861-076-B ** 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 31-36-00-010-094-A ** ON A/C NOT FOR ALL
B. Get Access
   (1) Put the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE in position, below access door 824.
   (2) Open access door 824 (Ref. AMM TASK 52-41-00-010-002).
   (3) For the location of the WGL-DAR, refer to paragraph Component Location (Ref. AMM D/O 31-36-00-00).
Subtask 31-36-00-865-110-A ** ON A/C NOT FOR ALL
C. Make sure that this(these) circuit breaker(s) is(are) closed:
PANELDESIGNATIONFINLOCATION
** ON A/C NOT FOR ALL
121VURCDR/ACCLRM9TUK18
121VUAIDS & RCDR/FDIMU5TVK15
4. Procedure
Subtask 31-36-00-750-050-C ** ON A/C NOT FOR ALL
A. Adjust the actual Date and Time

ACTION
RESULT
In the E-Bay, on the WGL-DAR Front Panel:
In the E-Bay, on the WGL-DAR Display:
  • Push the MODE button.
  • SYSTEM STATE comes into view.
  • Push the + button again and again until the UNIT INFO message shows on display.
  • UNIT INFO comes into view.
  • Push the SEL button.
  • DATE!TIME comes into view.
  • Push the SEL button.
  • DISPLAY comes into view.
  • Push the SEL button.
  • YYYY:MM:DD
    HH:MM:SS comes into view.
NOTE: This is the current date and time Universal Time, Coordinated (UTC).
  • Push the MODE button.
NOTE: To cancel the procedure at this time, push the MODE button again and again until the UNIT INFO message comes into view.
  • DISPLAY comes into view.
  • Push the + button again and again until the SET message comes into view.
  • SET comes into view.
  • Push the SEL button.
  • YYY_:MM:DD
    HH:MM:SS comes into view.
NOTE: The underscore cursor shows that you can change the date and time.
  • Push the SEL button to change the date or time.
NOTE: You can change the year, month, day, hour, minute and second independently. Use the + and - buttons to select the part of the date/time to be changed.
  • A block cursor flashes on the selected character.
  • Push the + and - buttons to enter the correct date/time in UTC.

  • Push SEL button to enter the value. Repeat the last 2 steps to change the other sections.

  • After you changed the last section, push the MODE button.
  • +CONFIRM UPDATE.
    -DISCARD UPDATE comes into view.
  • Push the + or - button to validate or discard the changes.
NOTE: If you validate the changes, wait for the WGL-DAR to reboot.
If you discard the changes, continue with the next step.
  • SYSTEM WILL
    NOW REBOOT comes into view.
NOTE: The reboot procedure is completed in approximately 5 minutes. After reboot, the WGL-DAR is prepared for operation with the new date and time.
  • Push the MODE button again and again until the UNIT INFO message comes into view.
  • UNIT INFO comes into view.
  • Push the - button again and again until the SYSTEM STATE message comes into view.
  • SYSTEM STATE comes into view.
  • Push the SEL button.
  • STATUS comes into view.
5. Close-up
Subtask 31-36-00-410-094-A ** ON A/C NOT FOR ALL
A. Close Access
   (1) Make sure that the work area is clean and clear of tools and other items.
   (2) Close access door 824 (Ref. AMM TASK 52-41-00-410-002).
   (3) Remove the access platform(s).
Subtask 31-36-00-862-090-A ** ON A/C NOT FOR ALL
B. Aircraft Maintenance Configuration
   (1) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).
[Rev.10 from 2021] 2026.04.01 00:36:02 UTC
"Aviabrain" 2025