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A 747-400 MAINTENANCE MANUAL
(2) S 865-092Make sure the FLT CONTROL HYD POWER TAIL 1, 2, 3, and 4 switches are in the NORM position. These switches are on the Pilots' Overhead Maintenance Panel (P461).
(3) S 865-093Make sure the FLT CONTROL HYD POWER WING 1, 2, 3, and 4 switches are in the NORM position. These switches are on the Pilots' Overhead Maintenance Panel (P461).
(4) S 745-180Push the LSK adjacent to <OTHER FUNCTIONS from the CMC MENU page 2/2 on the CDU.
(5) S 745-181Push the LSK adjacent to <INPUT MONITORING from the OTHER FUNCTIONS MENU page on the CDU.
(6) S 745-182Use the alphanumeric keys on the CDU to put "E/53/350/00" into the scratchpad.
(7) S 745-183Push the LSK 1L to move the data into the correct position.
(8) S 745-184Make sure that bits 29, 28, 23 and 15 for the ARINC word "E/53/350/00" are "0".
NOTE:____ (E/53/350/00, BIT 29) = SRM-L FAIL (SRM-L) (E/53/350/00, BIT 28) = SRM-R FAIL (SRM-L)
(E/53/350/00, BIT 23) = SRM-R UNSCHEDULED TRIM SIGNAL -> SRM-L INTERFACE FAIL
(E/53/350/00, BIT 15) = SRM-R SRM VALID SIGNAL -> SRM-L INTERFACE FAIL
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747-400 MAINTENANCE MANUAL
S 745-185
(9)
Use the NEXT PAGE key on the CDU to show page 5 of the INPUT MONITORING.
S 745-186
(10)
Use the alphanumeric keys on the CDU to put "E/26/350/00" into the scratchpad.
S 745-187
(11)
Push the LSK 1L to move the data into the correct position.
S 745-188
(12)
Make sure that bits 29, 28, 23 and 15 for the ARINC word "E/26/350/00" are "0".
NOTE: (E/26/350/00, BIT 29) = SRM-R FAIL (SRM-R)
____
(E/26/350/00, BIT 28) = SRM-L FAIL (SRM-R)
(E/26/350/00, BIT 23) = SRM-L UNSCHEDULED TRIM SIGNAL -> SRM-R INTERFACE FAIL
(E/26/350 00, BIT 15) = SRM-L SRM VALID SIGNAL -> SRM-R INTERFACE FAIL
S 865-176
(13)
Make sure that the radio altitude shown on the EADI is less than 2 feet.
(14)
Push the L CMD button on the mode control panel.
S 745-190
(15)
Use the PREV PAGE key on the CDU to show page 4 of the INPUT MONITORING.
S 865-189
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A
747-400 MAINTENANCE MANUAL
S 745-191
(16)
Use the alphanumeric keys on the CDU to put "E/53/270/00" into the scratchpad.
S 745-192
(17)
Push the LSK 1L to move the data into the correct position.
S 745-193
(18)
Set and hold the alternate electric trim switches on the Pilots' Control Stand in the APL NOSE UP direction and do these steps:
(a)
Hold the alternate electric trim switches for 5 seconds.
(b)
Make sure that bit 14 for the ARINC word "E/53/270/00" is "1".
NOTE: (E/53/270/00, BIT 14) = UNSCHEDULED TRIM IND (SRM-L)
____
(c)
Use the NEXT PAGE key on the CDU to show page 5 of the INPUT MONITORING.
(d)
Make sure that bit 23 for the ARINC word "E/26/350/00" is "0".
NOTE: (E/26/350/00, BIT 23) = SRM-L UNSCHEDULED TRIM SIGNAL ->
____
SRM-R INTERFACE FAIL
S 865-194
(19)
Release the alternate electric trim switches.
S 865-195
(20)
Push the autopilot disconnect switch on the control wheel , two times, to disengage the autopilot and to cancel the aural/visual annunciations.
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