NOTE: SHOWS WHEN YOU MANUALLY SELECT A REGION.
ACARS - DATALINK MANAGER
January 1, 2004
23-27
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737-700 MAINTENANCE TRAINING MANUAL
ACARS - TRAINING INFORMATION POINT - SOFTWARE LOADING
A23-27-00-019.fm
ACARS Software
The ACARS CMU is software loadable.
-The software can be loaded using the data loading panel (P61). -Software can also be loaded using the PDL at the front of the CMU using the data load connector. -A third method is to use the PCMCIA card slot on the front of the CMU and a PCMCIA card.
The ACARS CMU is loaded with three types of software:
-Operational Software - basic operation information
-HGI - Honeywell Generated Interface Software
-AMI - Airline modifiable software
NOTE: The software must be loaded in the order listed above.
Training Point
The most common method of loading software into the CMU is using the PCMCIA card slot on the front of the CMU and a PCMIA card. To load the software, do these tasks:
-Pull the CMU circuit breaker.
-Open the PCMIA slot cover,
-Insert the PCMIA card containing the Operational Software.
-Close the Circuit breaker
-The green and red LEDs on the front of the box will flash for
about 3 minutes, followed by a solid green and red for approximately 30 minutes. The solid green and red LED indicates software is being loaded.
-Remove the PCMCIA card when the red LED extinguishes.
-Insert the PCMCIA containing the HGI database software.
-The PCMCIA card must be inserted within 20 seconds of
removing the previous PCMCIA card. -The green and red LED will illuminate for about 5 minutes. -Remove card when the red LED extinguishes. -Insert the PCMCIA card containing the AMI Database Software. It
must be inserted within 20 seconds. -The green and red LED will illuminate for about 5 minutes. -Remove the PCMCIA when the red LED extinguishes. -Close the PCMCIA slot cover and tighten thumbscrew. -The green and red LED on the frount of the CMU will flash for
three minutes indicating the CMU is restarting.
To verfiy the correct ACARS CMU software load, use the MCDU and access the ACARS. From the ACARS Main Menu select DIAGNOSTICS. From the DIAGNOSTICS menu select PART NO. The part numbers page will display the CMU software. You can also access the Parts Number page from the Maintenance Menu.
NOTE: If you access the Part Numbers page from the DIAGNOSTICS menu, you will see a RETURN selectable in Line 5L, and MAIN MENU selectable in Line 6L. Using LSK 5L will take you back to the DIAGNOSTIC page, and using LSK 6L will take you back to the MAIN MENU.
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