User's Manual
Table Of Contents
- Customer Response Form
- Record of Revisions
- Service Bulletin List
- List of Effective Pages
- Introduction
- System Description
- System Operation
- 1. Registering and Activating Terminals
- 2. Using the A781-200 System
- 3. Channel Status and System Configuration
- 4. Maintenance Mode
- Installation
- Test and Fault Isolation
- Maintenance and Repair
- Appendix A: Return Material Authorization
SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
ARINC 781-200 SDU and SCM
23-15-30 4-11
DATE TBD
Figure 4-4 SATCOM Overtemp Menu
Table 4-11 describes the information available on
the SATCOM OVERTEMP menu.
D. SCM Health
As shown in Figure 4-5, the SATCOM SCM menu reports the status of the communication
buses to the SCM and the status of the secur
e and user configuration tables.
Table 4-11 SATCOM OVERTEMP Menu
Label Description Action
SDU Reports the SDU thermal status
as OK or FAIL.
If the status is FAIL, check the fan operation and
temperature at the location of the equipment.
HGA Reports the HGA thermal status
as OK, NO DATA, or FAIL.
If the status is FAIL, check the fan operation and
temperature at the location of the equipment.