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R  **ON A/C 401-499, 
R  Subtask 46-21-00-280-092-B 
R  F. On the MCDU, do a Check of the Reference of the AOC Software/Database 
R  pre-loaded in the ATSU. 
R  -------------------------------------------------------------------------------
R  ACTION  RESULT 
R  -------------------------------------------------------------------------------
R  1. On the MCDU, on the AOC MENU  On the MCDU: 
R  page:  - the CONFIGURATION page comes into 
R  - push line key adjacent to the  view. 
R  CONFIGURATION indication.  On this page: 
R  - make sure that there is no AOC 
R  Software/Database part number 
R  reference shown or that the AOC 
R  Software/Database part number 
R  reference is not the same as the 
R  reference read on the disk(s) of the 
R  AOC Software/Database 22TX/24TX 
R  before you do the uploading procedure 
R  in Para. 4.B. 
R  **ON A/C 106-149, 151-199, 201-299, 301-399, 401-499,
 4. Procedure_________
 **ON A/C 151-158, 201-209,
 Subtask 46-21-00-970-053
 A. Uploading of the ATSU A/C INTERFACE Software (20TX)
 NOTE : The loading time for a full disk is twelve minutes approximately.____
 NOTE : After the uploading procedures, the operator must do a check of____
 the reference of the data loaded in the computer, on the MCDU. 

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ACTION RESULT -------------------------------------------------------------------------------
1. On the overhead panel, on the Data Loading Selector:
-set the ON/OFF switch to ON.
2. On the overhead panel, on the Data Loading Selector:
-push the PREV or NEXT key until you get the ATSU indication.
3. On the MDDU:
-put the disk of the ATSU A/C INTERFACE Software (20TX) into the disk drive, the label in the forward direction.
 4. On the overhead panel, on the Data Loading Selector:
-push the SEL CTL key.
On the display of the Data LoadingSelector:
-DB/N: PUSH NEXT/PREV indication is shown.
 On the Multipurpose Disk Drive Unit (MDDU):
 -the < < MDDU READY > > indication is shown.
On the display of the Data LoadingSelector:
-ATSUNOT SELECTED indication is shown.
On the MDDU:
-the READY indication is shown
-then, the WAIT RESPONSE indication isshown.
On the display of the Data LoadingSelector:
-ATSU SELECTED indication is shown.
 On the MDDU:
 -the TRANS IN PROG indication is shown.
 NOTE : If a transfer fault occurs, we
____ recommend that you wait a minimum of three minutes:
 -after you set the ON/OFF switch on the Data Loading Selector to OFF and
 -before you start the uploading of the ATSU A/C INTERFACE software again.
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ACTION RESULT -------------------------------------------------------------------------------
5. On the overhead panel, on the Data Loading Selector:
-push the SEL CTL key.
6. On the MDDU:
-eject the disk from the disk drive.
7. On the overhead panel, on the Data Loading Selector:
-set the ON/OFF switch to OFF.
Thus, the ATSU can complete its Power On Self-Test.
 On the upper ECAM DU:
 -
the COM ACARS FAULT or DATALINK ATSU FAULT warning is shown.

 On the MCDU:

 -
the ATSU prompt is not shown.

 NOTE : If more than one disk is
____ necessary for uploading, the EJECT DISK and INSERT DISK indications are shown one after the other. They tell the operator to put a new disk into the MDDU.
 -when all the disks are loaded into the computer, the TRANSF COMPLETE indication is shown.
On the display of the Data LoadingSelector:
-ATSU NOT SELECTED indication is shown.
On the MDDU:
-
the < < MDDU READY > > indication isshown.

On the upper ECAM DU:

-
the COM ACARS FAULT or DATALINK ATSUFAULT warning goes out of view after approximately one minute.

 NOTE : When the ON/OFF switch on the
____ Data Loading Selector is set to OFF, the ATSU does a Power On Self Test (POST). The COM ACARS FAULT or DATALINK ATSU FAULT warning goes out of view at the end of this test.
　
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