(5)
AMM 45-10-00/501, Central Maintenance Computer System
C. Access
(1) Location Zones
221 Control Cabin, LH
222 Control Cabin, RH
D. Preconditions
S 865-451
(1) These conditions are necessary for this task:
(a)
Electrical Power On (AMM 24-22-00/201).
(b)
Control Display Unit (CDU), serviceable (AMM 34-61-02/401).
(c)
Central Maintenance Computer (CMC), serviceable (AMM 45-10-00/501).
(d)
Flight Control Computer (FCC), serviceable (AMM 22-11-01/401).
(e)
Flight Management Computer (FMC), serviceable (AMM 34-61-00/501).
E. Prepare for the Test
S 865-198
(1)
Supply electrical power (AMM 24-22-00/201).
S 865-199
(2)
Prepare the CDU for the test:
(a)
Push the MENU key on the CDU to show the MENU.
(b)
Push the line select key (LSK) that is adjacent to <CMC to show the CMC MENU.
(c)
If <RETURN shows after you push the LSK, push the LSK that is adjacent to <RETURN until you see the CMC MENU.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
22-10-00
ALL ú ú 07 Page 520 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
(d)
Push the LSK that is adjacent to <GROUND TESTS to show the GROUND TESTS menu.
(e)
Push the LSK that is adjacent to <22 AUTOPILOT FLT DIR to show the GROUND TESTS menu for the autopilot flight director system.
(f)
Push the NEXT PAGE key if it is necessary until you find <GO-AROUND SWITCH.
NOTE: If INHIBITED shows above <GO-AROUND SWITCH, the test
____
will not operate.
(g) If INHIBITED shows above <GO-AROUND SWITCH: 1) Push the LSK that is adjacent to the test prompt. 2) Do the steps shown on the CDU. 3) Push the LSK that is adjacent to <RETURN to show the ground
test menu again.
F. Go-Around Switch Ground Test
S 745-200
(1) Push the LSK that is adjacent to <GO-AROUND SWITCH.
(a)
When the TEST PRECONDITIONS page shows, make sure each instruction on the page is completed. (Push the NEXT PAGE key to see subsequent pages.)
(b)
Push the LSK that is adjacent to START TEST>.
(c)
Continue with the instructions shown on the CDU to complete the test.
NOTE: If <ADVANCE shows during the test, push <ADVANCE to
____ continue after you complete or read the instruction.
(d) If FAIL> shows: 1) Push the LSK that is adjacent to FAIL> to see the GROUND TEST MSG pages for the failure. 2) Push the NEXT PAGE key until you find all the GROUND TEST MSG pages.
3) Make a list of all CMCS messages, CMCS message numbers, and ATA numbers that show on the GROUND TEST MSG pages.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
22-10-00
ALL ú ú 06 Page 521 ú Feb 10/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
4) Go to the CMCS Message Index of the Fault Isolation Manual (FIM) to find the corrective action for each CMCS message.
G. Put the Airplane in Its Usual Condition
S 865-201
(1) Remove the electrical power if it is not necessary
(AMM 24-22-00/201).
TASK 22-10-00-745-366
10. Ground Test - Autoland Unique_____________________________
A. General
(1) This test is to make sure the interfaces of all the FCCs are satisfactory. It also makes sure that these AFDS functions operate correctly:
NOTE: The Electrical Bus Isolation Test does not cause the
____ electrical buses to be isolated. It only makes sure that the interface between the FCC's and BCU's is satisfactory. To isolate the electrical buses during this test, which is optional, operate all four engines at idle speed and close all four generator control breakers (GCBs).
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：747-400 AMM 飞机维护手册 空调 AUTO FLIGHT(43)
