757 AMM 飞机维护手册 仪表 CHAPTER 31 - INSTRUMENTS 2(140)

 S 864-152

 (5)
Make sure that the Warning system is energized (AMM 31-51-00).

 S 864-153

 (6)  
Make sure that the Parking Brake is set.

 S 844-013

 (7)  
Make sure that these P11 panel circuit breakers are closed:

 (a)  
11B16, AURAL WARN SPKR LEFT

 (b)  
11B18, WARN ELEX B

 (c)  
11H35, AURAL WARN SPKR RIGHT

 (d)  
11J33, WARN ELEX A

 S 844-014
 (8)  Make sure that the air/ground relay system is operational
 (AMM 32-09-02/501).

 NOTE: The procedures that follow make sure that the card modules
____ are installed correctly. The complete system test is found in (AMM 31-51-00/501).
 D. Power Supply Card Modules Test
 S 744-015
 (1)  Push the RESET switch on the WEU.
 (a)  
Make sure that the PS-A indicator shows black.

 (b)  
Make sure that the PS-B fault indicator shows black.

 E. Master Warning Card Module Test
 S 864-017
 (1)  Open this P11 panel circuit breaker:
 (a)  11B18, WARN ELEX B
 S 214-018
 (2)  
Make sure that the WARNING lights on the P7 panel and the CONFIG light the on P2 panel are off.

 S 744-019

 (3)  
Push and hold the CONFIG switch on the Miscellaneous Test panel in the LDG position.

 (a)  Make sure that the WARNING lights and the CONFIG light come on.
  ú

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757
MAINTENANCE MANUAL

 S 744-020
 (4) Momentarily push the captain's or first officer's WARNING light.
 (a)  Make sure that the two master warning lights go off.
 S 864-021
 (5)  
Release the CONFIG switch.

 S 864-022

 (6)  
Close this P11 panel circuit breaker:

 (a)  11B18, WARN ELEX B
 S 864-023
 (7)  Open this P11 panel circuit breaker:
 (a)  11J33, WARN ELEX A
 S 214-024
 (8)  
Make sure that the WARNING and CONFIG lights are off.

 S 744-025

 (9)  
Push and hold the CONFIG switch on the miscellaneous test panel in the LDG position.

 (a)  Make sure that the WARNING lights and CONFIG light come on.
 S 744-026
 (10) Momentarily push the captain's or first officer's WARNING light.
 (a)  Make sure that the two master warning lights go off.
 S 864-027
 (11)
 Release the CONFIG switch.

 S 214-028