S 014-029
(3) Open the 117AL electronics compartment access door
(Ref 06-09-01/201) to get access to the FCCs.
S 024-030
CAUTION: DO NOT TOUCH THE FCC BEFORE YOU CONNECT THE GROUND STRAP
_______ BETWEEN YOUR WRIST AND THE ELECTROSTATIC GROUND JACK. ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE FCC.
(4)
Remove the FCC (Ref 20-11-22/401).
S 034-031
(5)
Install the caps for protection on the electrical connectors on the shelf and on the rear of the FCC.
TASK 22-11-01-404-032
3. Install the Flight Control Computer
___________________________________
A. References
(1)
06-09-01/201, Body Section 41 Access Doors and Panels
(2)
20-11-22/401, Rack-Mounted Electrical/Electronic Module
(3)
22-10-00/501, Autoflight/Flight Director System
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A
747-400 MAINTENANCE MANUAL
(4)
24-22-00/201, Manual Control
(5)
IPC 22-11-01, Fig. 2
B. Access
(1)
Location Zones
117 Electrical and Electronics Compartment, LH
221 Control Cabin, LH
222 Control Cabin, RH
(2)
Access Panel
117AL Electronics Compartment Access Door
C. Install the Flight Control Computer
S 864-033
(1) Make sure that these circuit breakers are open and the DO-NOT-CLOSE tags are attached:
(a) P7 Overhead Circuit Breaker Panel
1) 7E9, MCP L
2) 7E18, MCP R
3) 7E24, AUTO FLT WARN
S 864-034
(2) For the applicable FCC, make sure that these circuit breakers are open and the DO-NOT-CLOSE tags are attached:
(a) P7 Overhead Circuit Breaker Panel
1) 7D7, FLT CONT CMPTR L SERVO
2) 7D8, FLT CONT CMPTR L PWR
3) 7D12, FLT CONT CMPTR C SERVO
4) 7D13, FLT CONT CMPTR C PWR
5) 7D14, FLT CONT CMPTR R SERVO
6) 7D15, FLT CONT CMPTR R PWR
S 434-036
CAUTION: DO NOT TOUCH THE FCC BEFORE YOU CONNECT THE GROUND STRAP
_______
BETWEEN YOUR WRIST AND THE ELECTROSTATIC GROUND JACK.
ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE FCC.
(3) Remove the caps for protection from the electrical connectors on the shelf and on the rear of the FCC.
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A
747-400 MAINTENANCE MANUAL
S 424-048
(4) Install the FCC (AMM 20-11-22/401). ~................................................................. | FCC Interchangeability | ................................................................... | Airplane |Option | | |Configuration|Group 1| Interchangeable Computers *[1] | | Option |Value | Base Part Number S241T100-XXX | ................................................................... | 5 | 4 |-131,-132,-133,-134,-135,-136 | | ..................................................... | | 5 |-132,-133,-134,-135,-136 | | ..................................................... | | 6 |-133,-134,-135,-136 | ................................................................... | 9 | 6 |-136 | ................................................................... | 11 | 6 |-133,-134,-135,-136 | 2.............….......…...........................................1
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