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 4-9
DATE TBD
To check the bus status, on the SATCOM BITE men
u
, press the button next to SYS BUS.
Figure illustrates the SATCOM Syst
em Bus menu.
Figure 4-3 SATCOM System Bus Menu
Table 4-10 describes the information available on the SATCOM SYS
BUS menu.
Table 4-10 Bus Status Indicators
Bus
Status
INACTIVE NO DATA NONE OK
CFDS The A781-200 does not support or rece
ive input from the CFDS. Therefore the status will
always be NONE.
MCDU No labels of correct
speed on
bus.
The expected Golden
label (377) is not
present.
The bus is not
installed.
The expected Golden
label is present and the
bus is active at the
correct speed.
IRS - PRI No labels of correct
spe
ed on
bus.
The expected Golden
label (310) is not
present.
N/A The expected Golden
label is present and the
bus is active at the
correct speed.