S 864-028
(8)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
(a)
11J3, EICAS UPPER IND or
EICAS UPPER DISPLAY
(b)
11J30, EICAS LOWER IND or
EICAS LOWER DISPLAY
D. Display Unit Test
S 864-015
(1) Make sure these circuit breakers are closed:
(a) 11J2, EICAS CMPTR LEFT
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MAINTENANCE MANUAL
(b)
11J3, EICAS UPPER IND
or
11J3, EICAS UPPER DISPLAY
(c)
11J29, EICAS CMPTR RIGHT
(d)
11J30, EICAS LOWER IND
or
11J30, EICAS LOWER DISPLAY
(e)
11J31, EICAS DISPLAY SW
(f)
11J32, EICAS PILOTS DSP
or
11J32, EICAS DISPLAY SELECT
S 864-029
(2)
Supply electrical power (AMM 24-22-00/201).
S 864-017
(3)
Make sure that the airplane parking brake is engaged.
S 744-030
(4)
Push and release the TEST switch on the EICAS MAINT panel.
S 754-031
(5)
Make sure that the TEST page shows on both of the display units.
S 754-032
(6)
After TEST IN PROGRESS message goes out of view, make sure that the UPPER DU FAIL and the LOWER DU FAIL messages do not show.
S 744-033
(7)
Push and release the TEST switch to go out of the TEST page.
E. Put the Airplane Back to Its Usual Condition
S 114-021
(1)
Clean the CRT face (AMM 34-22-00/201).
(2)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
S 864-022
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EICAS COMPUTER - MAINTENANCE PRACTICES
______________________________________
1. General_______
A. This procedure has these tasks:
(1) How to install software in the EICAS computer with the Portable Data Loader (PDL) through the connector in the front of the EICAS computer.
B. To install software in the EICAS computer in the flight compartment, these requirements must be met:
(1)
There is a data loader control panel on the P61 panel.
(2)
There are EICAS switch positions on the data loader control panel.
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本文链接地址：757 AMM 飞机维护手册 仪表 CHAPTER 31 - INSTRUMENTS 2(72)
