2.
Push the line key adjacent to the - the BSCU SYS 1/TEST page comes into TEST indication. view and gives instructions.
3.
Obey the instructions shown on The test starts and continues for 45 the screen. Wait 5 seconds then seconds. push the line adjacent to the If the test finds no faults: TEST indication. - the NO FAILURE indication comes into
view.
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ACTION RESULT -------------------------------------------------------------------------------
4.
Push the line key adjacent to the RETURN indication to get the SYSTEM REPORT/TEST/L/G page.
5.
Push the line key adjacent to the BSCU 2 indication.
6.
Do the same actions as in Para.
2. and 3. R **ON A/C 106-149, 221-299, 401-499,
Subtask 32-46-00-740-050-A
A. Do this test: If the test results are incorrect:
-a list of fault messages comes into view.
-
the SYSTEM REPORT/TEST/L/G page comesinto view.
-
the BSCU SYS 2 page comes into view.
-same results as for the BSCU SYS 1.
NOTE : This test is for channel 1. For channel 2, use the indications
____
between parentheses.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1.
On the MCDU, push the line key adjacent to the BSCU 1(2) indication.
2.
Push the line key adjacent to the SYSTEM TESTS indication.
3.
Push the line key adjacent to the LRU WIRING & BSCU TEST indication.
4.
Do a check of these initial conditions:
- on the ECAM control panel, push the ELEC key
-
the BSCU CHAN 1(2) page comes intoview.
-
the BSCU CHAN 1(2)/SYSTEM TESTS pagecomes into view.
-
the BSCU CHAN 1(2)/LRU WIRING & BSCUTEST page comes into view withINITIAL CONDITIONS
On the lower ECAM DU, the ELEC pagecomes into view.
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ACTION RESULT -------------------------------------------------------------------------------
- on the panel 402VU, make sure that the A/SKID & N/W STRG switch is at ON.
5. Push the line key adjacent to the START TEST indication.
NOTE : If the IN PROGRESS 4S
____ indication stays in view, push the line key adjacent to the RETURN indication. Do a check of all the initial conditions and do the test again.
On the ELEC page:
-the TR1(2) energizes the DC1(2) busbar.
On the BSCU CHAN 1(2) page:
-the IN PROGRESS 4S indication is shown
-then the NO FAULT DETECTED and PRESSRETURN indications come into viewwhen the system is serviceable.
If the system is not serviceable:
-a list of fault messages comes intoview.
NOTE : The prompt ">" to the right of
____ the Class number show that there are TSD pages related to this fault. Push the line key adjacent to the prompt to get access to these pages.
- or if one or more of the initial conditions is not satisfactory, these indications come into view: . TEST NOT PERFORMED . the initial condition(s) that is (are) not satisfactory.
- or the TEST TIME OUT indication comes into view when the test is not completed in the time limit. Push the line key adjacent to the RETURN indication and do the test again.
R 1EFF : 106-149, 221-299, 401-499, 1 32-46-00Page 505 1 1 Aug 01/05 1 1 1CES 1 **ON A/C ALL
5. Close-up
________
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-220, 301-399,
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