_______________________________
 TASK 34-13-00-040-001
 PFD Mach Number - Overspeed Check
 WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED BEFORE
_______ YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
 1. Reason for the Job__________________ Self Explanatory
 2. Job Set-up Information______________________
 A. 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
 31-32-00-860-010  Procedure to Get Access to the SYSTEM REPORT/TEST NAV
 Page 31-60-00-860-001 EIS Start Procedure 34-10-00-860-002 ADIRS Start Procedure 34-10-00-860-005 ADIRS Stop Procedure 34-13-00-740-002 INTERFACE TEST of the ADR
 3. Job Set-up
__________ Subtask 34-13-00-865-070
 A. On the circuit breaker panels 49VU, 121VU and 122VU, close the circuit breakers related to the NAVIGATION, EIS, FCU, CFDS and LGCIU systems.
 Subtask 34-13-00-860-081
 B. Aircraft Maintenance Configuration
 (1)
 Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).

 (2)
 Do the EIS start procedure (Ref. TASK 31-60-00-860-001).

 1EFF : ALL 1 34-13-00Page 401 1 1 Feb 01/98 1 1 1CES 1

 (3)
 Do the ADIRS start procedure (Ref. TASK 34-10-00-860-002).

 (4)
 On the MCDU, get the SYSTEM REPORT/TEST NAV menu page (Ref. TASK 31-32-00-860-010)

 (5)
 On the overhead panel :

 - on the FLT CTL panels 23VU and 24VU, make sure that the FAC, ELAC and SEC pushbutton switches are not pushed (in). The OFF legends are on.
 - on the ELEC panel 35VU, make sure that the battery voltage is correct, between 26VDC and 30VDC.
 4. Procedure
_________

R **ON A/C 001-049, 101-105, 151-199, 201-210, 301-399, 401-499,
 Subtask 34-13-00-710-056
 A. Overspeed Check
 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the overhead panel, on the
 ADIRS CDU:
 - set the 3 OFF/NAV/ATT selector  The OFF legend of the 3 ADR pushbutton
 switches to NAV.  switches must be off.
 - push the ADR3 pushbutton  The related OFF legend comes on.
 switch.
 2. On the MCDU, on the NAV menu
 page:
 - push the line key adjacent to  The ADR1 (ADR2) page comes into view.
 the ADC1 (ADC2) indication.
 - push the line key adjacent to  The ADR1 (ADR2) OUTPUT TESTS page comes
 the OUTPUT TESTS indication.  into view.
 - push the line key adjacent to  The ADR1 (ADR2) INTERFACE TEST 1/2 page
 the INTERFACE TEST indication.  comes into view.

 1EFF : ALL 1 34-13-00Page 402 1 1 Aug 01/05 1 1 1CES 1

 -------------------------------------------------------------------------------
ACTION RESULT -------------------------------------------------------------------------------
- on the keyboard push the NEXT PAGE function key.  The ADR1 (ADR2) INTERFACE TEST 2/2 pagecomes into view.
 - push the line key adjacent to the START TEST indication. (Ref. TASK 34-13-00-740-002).  From 0 to 10 seconds ignore thewarnings and indications.From 10 seconds: - the black and red strip comes into view on the speedscale on the CAPT (F/O) PFD - ignore the related warnings.
 - push the line key adjacent to the RETURN indication.  The test procedure stops, the warningsabove stop. 
R  **ON A/C 051-099, 106-149, 211-299,
 Subtask 34-13-00-710-056-A
 A. Overspeed Check

 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the overhead panel, on the ADIRS CDU:
 -set the 3 OFF/NAV/ATT selector switches to NAV.
-push the ADR3 pushbutton switch.
 2. On the MCDU, on the NAV menu page:
 -
push the line key adjacent to the ADC1 (ADC2) indication.

-
push the line key adjacent to the INTERFACE TEST indication.

The OFF legend of the 3 ADR pushbuttonswitches must be off.
The related OFF legend comes on.
The ADIRS ADR1 (ADR2) 1/2 page comesinto view.
　
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