User's Guide

DRAFT
Page 2-16
17 Mar 2016
23-15-87
© Honeywell International Inc. Do not copy without express permission of Honeywell.
SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
ARINC 781-500 SDU and SCM
• Subsystem bus status on the line below SUBSY BUS
• The number of functional channels followed by the number of installed channels on the
line below CHANNELS
• The number of functioning SBB channels and Classic channels below CH-SBB CLSC
• RF path status on the line below RF PATH
• USIM and data bus status on the line below USIM/DATA.
NOTE: Valid values for status are OK and FAIL. If the status of a subsystem is FAIL, press
the button next to the subsystem to view the details.
To view more information about the health of a particular subsystem, press the button next to the
name of the subsystem. For more information about the various TCP menu screens, see
"Troubleshooting and Fault Isolation" on page 4-8.
3. Channel Status and System Configuration
A. SBB Status
As shown in Figure 2-3, the SBB menu provides information about the status of the SBB service.
Figure 2-3. SBB Menu
DRAFT as of
4 Mar 2016