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MAINTENANCE MANUAL
(2) AMM 24-22-00/201, Manual Control
B. Access
(1)
Location Zone
117 Electrical/Electronic Compartment, LH
(2)
Access Panel
117AL E/E Bay Access Door
C. Installation
S 864-005
(1) Make sure these circuit breakers are open:
(a) P415, Power Distribution Center - Right
1) 415L38, ACMS AC
S 424-064
CAUTION: DO NOT TOUCH THE CONNECTOR PINS OR OTHER CONDUCTORS ON THE
_______ QUICK ACCESS RECORDER. IF YOU TOUCH THESE CONDUCTORS, ELECTROSTATIC DISCHARGE CAN CAUSE DAMAGE TO THE QUICK ACCESS RECORDER.
(2) Install the QAR (AMM 20-11-22/401)
D. QAR Installation Test
S 864-007
(1)
Supply electrical power (AMM 24-22-00/201).
S 864-008
(2)
Remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a) P415, Power Distribution Center - Right
1) 415L38, ACMS AC
S 754-086
(3) Do this software configuration check and installation test of the QAR:
(a) Open the access door on the front of the QAR. 1) Make sure the optical disk is installed in the QAR drive.
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MAINTENANCE MANUAL
(b) Do these steps to do a software configuration check of the QAR:
NOTE: You must know the correct software part number for the
____ QAR. For the QAR to be an approved installation, software with the correct part number must be installed.
1) Push the MODE switch on the QAR front panel.
2) Push the + switch until S/W Version shows on the QAR.
3) Push the SET switch.
4) Make sure that the correct software part number shows.
a) If the part number is not correct, then do this task: Quick Access Recorder (QAR) Software Installation (AMM 31-35-02/201) or replace the QAR with one that has the correct software.
(c) Do these steps to make sure that the QAR is installed correctly: 1) Push the MODE switch. 2) Push the - switch until the QAR shows 0 Annunciations. 3) Push the SET switch. 4) Make sure that OQAR Ready shows on the QAR display.
S 864-010
(4) Remove electrical power (AMM 24-22-00/201).
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747-400 MAINTENANCE MANUAL
ACMS DATA MANAGEMENT UNIT SOFTWARE INSTALLATION - MAINTENANCE PRACTICES
_______________________________________________________________________
1. General
_______
A. The task in this procedure is the installation of the ACMS software into the Data Management Unit (DMU).
B. To read about software installation times and data loaders, do this task: On-Airplane Software Installation (AMM 20-15-11/201).
TASK 31-35-10-802-026
2. ACMS Data Management Unit Software Installation
_______________________________________________
A. References
(1) AMM 24-22-00/201, Manual Control
B. Access
(1) Location Zones
221 Control Cabin, LH
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