Codan 8525B Series Handbook page 122

Step Action... Display shows...
5. Press The display does not
change.
Selective
Call
Note: An alternative method of disconnect can be used by asking the telephone
party to press '99' within two seconds on the DTMF telephone keypad.
Outback HF Radiophone
Making a telephone interconnect call
Remarks...
The Tx indicator lights
and you will hear a
warbling sound for
approximately 10
seconds as the
Radiophone sends your
call.
When you hear five long
beeps you know that the
circuit has been
disconnected.
Your Radiophone is now
ready for normal
operation.
q
9-7