User's Guide

DRAFT
SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
ARINC 781-500 SDU and SCM
Page 2-6
17 Mar 2016
23-15-87
© Honeywell International Inc. Do not copy without express permission of Honeywell.
NOTE: On the SAT-PHONE 2/2 menu, SAT-L shows the Classic Aero channel status
and SAT-R shows the SBB channel status. The A781-500 system logs on the
Classic Aero channels first, and then logs on the SBB channels.
(2) Logging On Manually
To log on manually, you must select a satellite and GES.
To log on manually:
(a) On the SAT-PHONE 2/2 menu, press the button next to LOG.
The SATCOM LOG menu appears.
(b) Press the button next to SATELLITE ID until the TCP screen shows the satellite ID to
which you want the A781-500 system to log on.
(c) Press the button next to GES ID until the TCP screen shows the GES to which you want
the A781-500 system to log on.
(d) On the SATCOM LOG menu, press the button next to MANUAL LOG-ON.
The TCP returns to the SAT-PHONE 2/2 menu and updates the SAT-L and SAT-R
channels with READY status after the log on completes.
NOTE: SAT-L shows the Classic Aero channel status and SAT-R shows the SBB channel
status. The A781-500 system logs on the Classic Aero channels first, and then
searches for SBB services on the satellite determined by the Classic Aero log-on.
(3) Logging Off Classic Aero Services
WARNING: THIS OPTION DOES NOT LOG OFF SBB OR SWIFT 64 SERVICES. IF EITHER
OF THESE SERVICES IS RUNNING, THEY WILL CONTINUE TO RUN AND
POTENTIAL CHARGES COULD BE MADE TO THE CABIN. TO COMPLETELY
LOG OFF, POWER DOWN THE A781-500 SYSTEM.
To log off:
(a) On the SAT-PHONE 2/2 menu, press the button next to LOG.
The SATCOM LOG menu appears.
(b) On the SATCOM LOG menu, press the button next to LOG-OFF.
The A781-500 system logs off the satellite network.
(4) Viewing Log Status
The log status defines whether the A781-500 system is logged on or logged off. Valid values
are shown in Table 2-1.
DRAFT as of
4 Mar 2016