54
Troubleshooting
3004149-0001 Revision B
Problem
Possible Cause
Possible Solution
ISDN device connected to
terminal will not ring on in-
coming calls
The calling party is using the main MS-ISDN
phone number to call the ISDN device.
Device may need the 3.1KHz audio or the
UDI MS-ISDN number for the device to ring
Make sure that the calling
party is using the correct MS-
ISDN number for the
particular device. There are 4
MS-ISDN phone numbers for
each SIM card. Examples
below:
870772420035
Speech
870782104036
3.1KHz
870782104065
UDI
870782104074
RDI
ISDN device will not power
up
Terminal is set to Analog by default
Use the menu or the Web UI
to enable the ISDN port
Terminal will not make
outgoing ISDN calls
Terminal is not Registered with the Network.
Check the Properties page in
the Web UI or the globe icon
on the LCD to ensure the unit
is CS attached.
ISDN device does not operate
correctly
The ISDN device is trying to draw too much
power from the satellite terminal’s ISDN
interface
The device you are connecting is not an
ISDN device. It might be an Ethernet device
that you are accidentally connecting to the
ISDN port.
Terminal is not configured for ISDN
Only connect an ISDN device
that draws less than 70mA of
current at 40V (equivalent
power 2.8W)
Make sure you connect only
ISDN devices to the ISDN
port
Check the configuration on the
Telephony Settings Page
Terminal is connected to the
BGAN network, but cannot
obtain the requested Quality
of Service
Network temporarily not available
User tried to set up a 256 Kbps streaming
connection.
Retry again. If problem
persists, contact your service
provider.
The Inmarsat Network only
supports 256K for Class 1
terminals and 128K is the max
for Class 2 UT’s
