User's Manual

Page 4–97
18 September 2007
SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
eNfusion™ HSD-128 High-speed Data Terminal
Call failure Unit is strapped to an
incorrect system mode of
installation
In menu 3, select
Item
L (List
EEPROM)
• Verify the system mode
strapping is correct.
• Reset the system and
observe the initialization
display; it shows the HSD
unit’s powering up,
self-test results. The
Initialization display lists
the installation mode
configuration for the unit.
• If the mode displayed is not
strapped or is incorrectly
strapped, a temporary
setting may be used—in
Menu 3, select M (misc.
EEPROM parameters),
then select parameter 16
(Channel Card Category)
and configure the HSD to
the correct mode (e.g. ‘0’
for SAT-906 ,‘1’ for
Stand-Alone…). Reset the
unit and try the call again.
Call failure Dialing sequence was
incomplete or incorrect
Activate report 21
and 23
Figure 4–48 – No
call
• Verify the number you are
calling and try the number
again.
• Refer to the HSD User’s
Guide for detailed
operating instructions.
• Ensure that you end the
dialing sequence by
pressing # (pound key)—
pressing # at the end of the
dialing string signals the
system to “send” the call.
Log-on
request fails
Unit is not transmitting Activate
maintenance
reports 21 and 23
(See Figure 4–53)
• Check for a defective or
loose cable.
• Check for HPA fault.
• Ensure the HSD is secured
properly to the ARINC
connector in the tray.
Table 4–27. Troubleshooting and Fault Isolation
Fault Description
Maintenance
Report
Check