Furuno Felcom 50 Operator's Manual page 177

Problem
8 No GPS:
"Beam selection failed"
"Not ready for call"
9 Problems with data
communication.
10 Routing of calls
11 Problem with local calls
12 Problem with call transfer
Probable cause
GPS alarm, or GPS
not received
Wrong PC settings
Data Service fails in
Global Beam (0)
MSN number not
entered properly
Wrong dialing
Action
Wait for 15 minutes. The GPS
may use up 15 minutes if
FELCOM 50 has switched off for
more than 6 hours. If not the
case, GPS will report position to
the vtLite Mobile and handset
display when GPS sync. GPS is
needed to select satellite.
Check the PC program settings:
speed 115200 bps, 8 data bits, 1
stop bit, no parity if RS232 is
used (default settings in CU).
Shore/land has not ISDN line or
does not support UDI service.
Read the application guide in this
manual.
Contact the PC applications
vendor for help.
Works in spot beam only.
Make sure that the MSN number
entered into FELCOM 50 with the
Device Manager, is also entered
into connected equipment. Some
devices can be programmed with
multiple MSNs.
Call handset to verify MSN of
other phones.
Read Handset MSN by pressing
"R" button.
Check that you call the correct
MSN number. If Access Code is
used, you need to enter this code
first.
MSN
Phone does not support "R"
button.
Not possible to transfer call from
analogue to ISDN.
7-3