B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU COM NAV/ACARS/MU 2RB L06
4. Procedure
_________
(Ref. Fig. 401/TASK 23-24-34-991-001) Subtask 23-24-34-420-050
A. Installation of the ACARS MU
(1)
Clean the component interface and/or the adjacent area.
(2)
Do an inspection of the component interface and/or the adjacent area.
(3)
Remove the blanking caps from the electrical connectors (1).
(4)
Make sure that the electrical connectors (1) are clean and in the correct condition.
(5)
Install the ACARS MU (5) on its rack (2).
(6)
Push the ACARS MU (5) on its rack (2) to connect the electrical connectors (1).
(7) Engage the nuts (3) on the lugs (4) and tighten. Subtask 23-24-34-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 2RB
1EFF : 001-049, 051-099, 101-105, 1 23-24-34Page 405 1 1 Aug 01/05R 1 1 1CES 1
R **ON A/C 001-049, 101-105,
Subtask 23-24-34-610-050
R C. Do the uploading procedure of ACARS MU using the Portable Data Loader (PDL) (Ref. TASK 23-24-00-610-001)
R **ON A/C 051-099,
Subtask 23-24-34-710-051
D. If you must install a new ACRS MU, enter the airline identifier into the memory through one of the two MCDUs (3CA1 or 3CA2) (Ref ATA 31-32)
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the center pedestal, on the MCDU:
-adjust the brightness of the MCDU screen.
2.
push the MCDU MENU mode key.
3.
Push the line key adjacent to the ACARS indication.
4.
Push the line key adjacent to the MAINT MENU indication.
5.
Push the line key adjacent to the SYS STATUS indication.
6.
On the SYSTEM STATUS page:
-the version number is shown on the last line of the screen. Make a note of this number.
7.
Push the MCDU MENU mode key to go back to the MCDU MENU.
8.
Push the line key adjacent to the ACARS indication.
-the MCDU MENU page comes into view.
The ACARS MAIN MENU page comes into
view.
The MAINT MENU page comes into view.
The SYSTEM STATUS page comes into view.
The MCDU MENU page comes into view.
The ACARS MAIN MENU page comes intoview.
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-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
9.
Push the line key adjacent to the MAINT MENU indication.
10.
Push the line key adjacent to the MAINT ENTRY indication.
11.
Enter the code number necessary to get access to the MAINT ENTRY page ( version number shown at step 6, then "0" ).
12.
Push the line key adjacent to the SYS PARMS indication.
13.
Push the line key adjacent to the ADDRESSES indication.
14.
Enter the airline identifier.
R **ON A/C 001-049, 101-105,
R Subtask 23-24-34-710-055
The MAINT MENU page comes into view.
The MAINT ENTRY CODE page comes into
view.
The MAINT ENTRY page comes into view.
The SYS PARMS page comes into view.The ADDRESSES page comes into view.
R E. Do the check of the Airline ID and Aircraft Registration Number on the R ACARS MU (Ref. TASK 23-24-00-860-001).
R **ON A/C 001-049, 051-099, 101-105,
Subtask 23-24-34-740-050 R F. Do the BITE test of the ACARS (Ref. TASK 23-24-00-740-004).
5. Close-up
________
Subtask 23-24-34-410-050
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the access door 824 (Ref. TASK 52-41-00-410-002).
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