-in the loudspeakers:
 * you can hear the TCAS SYSTEM TEST OK message.
 -
push the line key adjacent to the  - on the MCDU, the TEST OK indication TCAS SYSTEM TEST OK indication. comes into view.

 -
push the line key adjacent to the  - on the MCDU, the TCAS menu page comes RETURN indication. into view.

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 5. Close-up
________ Subtask 34-43-00-860-051
 A. Put the aircraft back to its initial configuration.
 (1)
 On the ADIRS CDU, set the OFF/NAV/ATT selector switches to OFF.

 (2)
 On the center pedestal, on the MCDU, push the line key adjacent to the RETURN indication until the MCDU MENU page comes into view.

 (3)
 Do the EIS stop procedure (Ref. TASK 31-60-00-860-002).

 (4)
 De-energize the aircraft electrical circuits
 (Ref. TASK 24-41-00-862-002).

 (5)
 Make sure that the work area is clean and clear of tool(s) and other items.

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 TASK 34-43-00-720-001 Functional Test of the TCAS Antennas
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform No specific aluminum adhesive tape No specific circuit breaker(s) safety clip(s) No specific ATC/TCAS test set
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
 from the External Power 32-69-00-860-001 Simulation of Flight, with the Aircraft on the Ground 34-10-00-860-004 IR Alignment Procedure
 3. Job Set-up
__________ Subtask 34-43-00-480-050
 A. Put an aluminum adhesive tape on the RA reception antenna 2 (5SA2).
 NOTE : Do this step only for the test of the TCAS bottom antenna.

____ Subtask 34-43-00-860-079
 B. Aircraft Maintenance Configuration
 (1)
 Energize the aircraft electrical circuits
 (Ref. TASK 24-41-00-861-002).

 (2)
 Do the ADIRS alignment procedure (Ref. TASK 34-10-00-860-004).

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 (3) On the panel 13VU, on the CAPT and F/O EFIS control sections of the FCU: - set the mode selector switch to ROSE/NAV - set the scale selector switch to 10.
 Subtask 34-43-00-865-079
 C. Make sure that this(these) circuit breaker(s) is(are) closed:
R  -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU COM NAV/ATC/1 5SH1 G11 
R  **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399, 
R  121VU COM NAV/TCAS  4SG  K10 
R  **ON A/C ALL 
R R  121VU COM NAV/RAD ALTM/2 121VU COM NAV/ATC/2  1SA2 5SH2  K12 K07
 Subtask 34-43-00-865-082
 D. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU COM NAV/RAD ALTM/1 1SA1 K11
 Subtask 34-43-00-860-080
 E. Aircraft Maintenance Configuration
 NOTE : Ignore all the warnings.____
 (1) For the test of the TCAS bottom antenna, on the MCDU: - do a simulation of flight with the aircraft on the ground, with the LGCIU 1 for the left main landing gear only (Ref. TASK 32-69-00-860-001).

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 (2) On the center pedestal, on the ATC/TCAS control unit, set:
 -the ATC 1 system on
 -code 5555 to keep the traffic interference to a minimum
 -
the STBY/AUTO/ON switch to ON

 -
the STBY/TA/TA/RA switch to TA/RA

 -
the THRT/ALL/ABV/BLW switch to ALL

 -
the ALT RPTG/OFF/ON switch to ON.
　
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