Installation manual

D9124 Operation & Installation Manual
Page 51
© 1995- 1996 Radionics
74-06799-000-D 2/96
Communications Failure
The D9124 goes into Communications Failure after ten unsuccessful attempts to reach
the receiver. Follow the Phone Line Trouble procedure to verify that there is no problem
with the phone lines at the D9124 installation. If the phone lines are good, monitor the
lines (preferably at the receiver) for the symptoms listed below.
Symptom Diagnosis Remedy
The line rings but the
D6500 receiver does
not pick up.
Amber RING indicator
on line card does not
flash. Can not hear
ring with headset at
receiver location.
Line is not ringing at
the receiver.
1. Verify that the lines are correctly
connected to the receiver.
2. Verify that correct prefixes and phone
numbers for the receiver have been
programmed into the D9124.
If completing the steps above does not correct
the problem, contact your telephone company
repair service.
The line rings but the
receiver does not pick
up.
Amber RING indicator
on line card flashes.
Can hear ring with test
set at receiver
location.
Line card in receiver
may be faulty.
Review receiver manuals for trouble shooting
procedures.
The D9124 receives a
busy signal for all ten
attempts to reach the
receiver.
Calls are not reaching
the receiver.
1. Verify that correct prefixes and phone
numbers for the receiver have been
programmed into the D9124.
2. Verify that the phone lines are not shorted
between the phone company's equipment
and the receiver by placing a call to the
number for the receiver. If you hear the line
ring, but the ring detector doesn't light, or
if you hear a busy signal and the green on
line (OL) indicator is not lit, call the phone
company for service.
The receiver's call load
is too great.
Additional line cards and phone lines may be
needed for the receiver.
The receiver answers
the call and provides
an acknowledgment
tone, but the
communicator does
not transmit reports.
The receiver is not
producing the correct
acknowledgement
tone.
Verify that the receiver is producing a 1400 Hz,
2300 Hz, or Modem II acknowledgment tone.