C. Procedure
S 044-002
(1)
Open these circuit breakers on the overhead circuit breaker panel, P11, and install DO-NOT-CLOSE tags:
(a)
11J2, EICAS CMPTR LEFT
(b)
11J29, EICAS CMPTR RIGHT
(c)
11J31, EICAS DISPLAY SW
(2)
Open the door on panel P69.
(3)
Remove the display switching module (AMM 20-10-01/401).
S 024-003
S 024-004
TASK 31-41-04-404-021
3. Install the EICAS Display Switching Module__________________________________________
A. References
(1) AMM 20-10-01/401, E/E Rack Mounted Components
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(2)
AMM 24-22-00/201, Electrical Power - Control
(3)
AMM 31-41-02/401, EICAS Computer - Removal/Installation
B. Access
(1) Location Zones
119/120 Main Equipment Center
211/212 Flight Compartment - Section 41
C. Procedure
S 044-005
(1) Make sure that these circuit breakers on the P11 panel are open:
(a)
11J2, EICAS CMPTR LEFT
(b)
11J29, EICAS CMPTR RIGHT
(c)
11J31, EICAS DISPLAY SW
S 424-006
(2)
Install the display switching module.
S 424-007
(3)
Close the door on panel P69.
S 444-009
(4)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
(a)
11J2, EICAS CMPTR LEFT
(b)
11J29, EICAS CMPTR RIGHT
(c)
11J31, EICAS DISPLAY SW
D. Display Switching Module Test
S 864-010
(1) Make sure that these circuit breakers on the P11 panel are closed:
(a)
11J2, EICAS CMPTR LEFT
(b)
11J3, EICAS UPPER IND or
11J3, EICAS UPPER DISPLAY
(c)
11J29, EICAS CMPTR RIGHT
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(d)
11J30, EICAS LOWER IND or
11J30, EICAS LOWER DISPLAY
(e)
11J31, EICAS DISPLAY SW
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