Upload Procedure and Part Number Verification of the Loadable Software Parts (LSP) in the Wireless Ground Link-Quick Access Recorder (WGL-QAR)

TASK 31-33-00-710-807-A
Upload Procedure and Part Number Verification of the Loadable Software Parts (LSP) in the Wireless Ground Link-Quick Access Recorder (WGL-QAR)

CAUTION: OBEY THESE PRECAUTIONS TO PREVENT ELECTROSTATIC DISCHARGE (ESD) DAMAGE TO THE COMPONENTS:

STAY ON A CONDUCTIVE SURFACE THAT IS ELECTRICALLY GROUNDED.
USE A CONDUCTIVE WRIST-STRAP THAT IS ELECTRICALLY GROUNDED. (CONNECTED TO A BONDING-POINT NEAR THE WORK AREA).
BEFORE YOU USE THE TOOLS, MOMENTARILY HOLD THEM AGAINST AN ELECTRICAL GROUND TO RELEASE STATIC ELECTRICITY.

NOTE: You can use different vendor-supplied methods (for example, CF card) as an alternative procedure to upload the software in the WGL-QAR. VSB 2243800-31-27 contains the vendor instructions to do this software upload.

ZONE: 121
FIN: 3TU ** 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
EVCRB81-0006	2	Crossover Patch Cable
LAPTOP	4	Standard Maintentenance Laptop
PMAT2000	4	PDL

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 31-33-00-00	DIGITAL FLIGHT DATA RECORDING SYSTEM (DFDRS) - INTERCONNECTION - DESCRIPTION AND OPERATION

3. Job Set-up
Subtask 31-33-00-861-082-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 31-33-00-010-078-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-QAR, refer to Paragraph Component Location (Ref. AMM D/O 31-33-00-00).

Subtask 31-33-00-865-120-A ** ON A/C NOT FOR ALL

C. Get access to the avionics compartment and to the bulk cargo compartment. Then open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	RCDR/ACCLRM	9TU	K18
121VU	AIDS & RCDR/QAR	14TU	K17

Subtask 31-33-00-480-052-A ** ON A/C NOT FOR ALL

D. Connection of the Portable Data Loader (PDL)/ Standard Maintenance Laptop to the WGL-QAR
(1) On the front panel of the WGL-QAR, open the door to get accessto the RJ-45 (Ethernet) port.
(2) Identify the RJ-45 (Ethernet) port.
(3) Connect the PMAT2000 PDL/ LAPTOP Standard Maintentenance Laptop with the EVCRB81-0006 Crossover Patch Cable to the RJ-45 (Ethernet) port on the WGL-QAR.

Subtask 31-33-00-860-085-A ** ON A/C NOT FOR ALL

E. Start the PDL/ Standard Maintenance Laptop
(1) Start the PMAT2000 PDL/ LAPTOP Standard Maintenance Laptop. Refer to the applicable user guide.

4. Procedure
Subtask 31-33-00-710-112-A ** ON A/C NOT FOR ALL

A. Upload of the Loadable Software Parts (LSP) in the Wireless Ground Link-Quick Access Recorder (WGL-QAR) with PDL/Laptop

ACTION	RESULT
In the E-bay, on the WGL-QAR front panel:	In the E-bay, on the WGL-QAR display:
1.Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): [9TU] [14TU]	The WGL-QAR starts to boot. After the WGL-WAR boots, make sure that the FAIL light is off.
2.Make sure that RF-Interlock is off.	After the WGL-QAR boots, wait for maximum 5 minutes. Then, the "IOn" message changes into "IOff".
On the PDL/Standard Maintenance Laptop:
Upload the WGL-QAR software. Refer to the applicable user guide.

Subtask 31-33-00-710-113-A ** ON A/C NOT FOR ALL

B. Part Number Verification of the Loadable Software Parts (LSP) of the Wireless Ground Link-Quick Access Recorder (WGL-QAR)

NOTE: This procedure lets you do a check of the part number(s) of the LSP, to make sure that you have the correct LSP. You can do a check of the part number on the WGL-QAR display.

(1) Before you start the procedure, you must make sure that you know the part number of the LSP that you installed in the WGL-QAR.

NOTE: If you cannot find the LSP part number, contact the vendor customer services.

ACTION	RESULT
In the E-bay, on the WGL-QAR front panel:	In the E-bay, on the WGL-QAR display:
1.Make sure that this(these) circuit breaker(s) is(are) closed: [9TU] [14TU]	The WGL-QAR starts to boot.
2.Push the MODE button.	SYSTEM STATE comes into view.
3.Push the + button, again and again, until UNIT INFO comes into view.	UNIT INFO comes into view.
4.Push the SEL button.	DATE\|TIME comes into view.
5.Push the + button, again and again, until S/W VERSION comes into view.	S/W VERSION comes into view.
6.Push the SEL button.	The subsequent message comes into view: - BOOT <Part Number> comes into view.
7.Push the + or - button, again and again, until other part numbers come into view.	The subsequent messages come into view: OPS (Operational Software) TMI (Teledyne Modifiable Items) AMI (Airline Modifiable Items) SWITCH (Switch Configuration Items) AII (Aircraft Interface Items).
8.Do a check of the LSP part number on the display. If other LSPs are installed, do again the previous 2 steps.	NOTE: Make sure that the part numbers of the OPS and AII are the same with the part numbers written on the software media. NOTE: The SWITCH (Switch Configuration Items) is not normally installed on Airbus A/C. For an updated list of LSPs for an A/C, contact the vendor customer services.
9.Push the MODE button, again and again, until UNIT INFO comes into view.	UNIT INFO comes into view.
10.Push the + button, again and again, until SYSTEM STATE comes into view.	SYSTEM STATE comes into view.

5. Close-up
Subtask 31-33-00-550-050-A ** ON A/C NOT FOR ALL

A. Replacement of the software media
(1) Replace the software media in the storage compartment.
(2) For the location of the software media, refer to paragraph Component Location (Ref. AMM D/O 31-33-00-00).

Subtask 31-33-00-860-086-A ** ON A/C NOT FOR ALL

B. Stop the PDL/Standard Maintenance Laptop
(1) Stop the PMAT2000 PDL/ LAPTOP Standard Maintenance Laptop. Refer to the applicable user guide.

Subtask 31-33-00-080-052-A ** ON A/C NOT FOR ALL

C. Disconnection of the PDL/ Standard Maintenance Laptop from the WGL-QAR
(1) Disconnect the EVCRB81-0006 Crossover Patch Cable from the PMAT2000 PDL/ LAPTOP Standard Maintenance Laptop and from the RJ-45 (Ethernet) port on the WGL-QAR.

Subtask 31-33-00-410-077-A ** ON A/C NOT FOR ALL

D. 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 31-33-00-862-083-A ** ON A/C NOT FOR ALL

E. 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 08:31:48 UTC