747-400 AMM 飞机维护手册 中央维护计算机系统(33)

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____ page), then there is only one CMCS message correlated to the FDE.
 (d)  If <DIAG CODE shows on the PRESENT LEG MSG page, push the adjacent line select key to see the FCC diagnostic code.
 NOTE: Messages from the flight control computer (FCC) have
____ diagnostic codes to help with fault isolation. The L, C, or R of the diagnostic code shows which FCC (left, center, or right) sent the code. An A after the diagnostic code shows that the fault is an avalanche fault. An avalanche fault is one step away from a fault that will cause the autopilot to disconnect. Refer to FIM 22-10-00/101, Fig. 106 for a list of diagnostic codes.
 S 862-059
 (4)  Show the NON-FDE FAULTS message pages:
 (a) Push the <RETURN LSK to show the PRESENT LEG FAULTS menu.
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747-400 MAINTENANCE/CMCS BITE MANUAL
 (b)  
Push the NEXT PAGE key until you find the <NON-FDE FAULTS prompt.

 (c)  
Push the <NON-FDE FAULTS prompt to show a PRESENT LEG MSG page for a CMCS fault message that is not correlated to a FDE.

 (d)  
Push the NEXT PAGE key to show each CMCS fault message that is not correlated to a FDE.

 TASK 45-10-00-742-020
 3.  Performance of Confidence Tests (Fig. 201, Fig. 203)
_______________________________
 A.  General
 (1)  
Confidence test are tests that the flight crew usually does.

 (2)  
Each confidence test is the same as the ground test with the same name.

 B.  Access
 (1)  Location zones
 221 Control Cabin, LH
 222 Control Cabin, RH

 C.  Procedure
 S 862-021
 (1)  Show the CMC MENU on the CDU:
 (a)  
Push the MENU key on the CDU to show the CDU MENU.

 (b)  
Push the <CMC LSK (line select key) to show the CMC MENU.

 (c)  
If the CMC MENU is not shown after you push the CMC LSK, push the <RETURN LSK until you see the CMC MENU.

 S 862-022
 (2)  
Push the <CONFIDENCE TESTS LSK to show the CONFIDENCE TESTS menu.

 S 742-023

 (3)  
Push the LSK adjacent to the applicable test.

 NOTE: The CDU shows the IN PROGRESS indication during the test.
____
 (a)  When the IN PROGRESS indication is gone, find the DONE indication, the PASS indication, or the FAIL> prompt adjacent to the test prompt.
 NOTE: If a PASS indication is shown, no failures occurred
____
 during the test.

 1)  If a DONE indication is shown, use the existing faults function to look for a failure.
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CONFIDENCE TEST MENU WITH A TEST IN OPERATION
Confidence Tests Figure 203 (Sheet 1)
C20091
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THE TEST IS IN OPERATION
Confidence Tests
Figure 203 (Sheet 2)

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