Radionics D9000 Series Installation And Troubleshooting Quick Reference page 9

Communications Failure
33317D 4/97
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(Continued)
Symptom Diagnosis
The line rings but Line is not ringing at
the D6500 the receiver.
receiver does not
pick up.
RING indicator on
line card does not
light. Can not hear
ring with headset
at receiver
location.
The panel is The total current draw
unable to call out is too much for the
when all 248 panel.
points are faulted.
The line rings but Line card in receiver
the receiver does may be faulty.
not pick up.
RING indicator on
line card lights.
Can hear ring with
test set at receiver
location.
The D9412/D9112 Calls are not reaching
reaches a busy the receiver.
signal for all ten
attempts to reach
the receiver.
The receiver's call
load is too great.
The receiver The receiver is not
answers the call producing the correct
and provides an acknowledgment tone.
acknowledgment
tone, but the
communicator
does not transmit
reports.
D9000/D7000 Series Installation and Troubleshooting Quick Reference
firealarmresources.com
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 D9412/D9112.
If completing the steps above does not correct
the problem, contact your telephone company
repair service.
Put command centers on a separate power
supply to get maximum current draw from
points in alarm.
Review receiver manuals for trouble shooting
procedures.
1. Verify that correct prefixes and phone
numbers for the receiver have been
programmed into the D9412/D9112.
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.
Additional line cards and phone lines may be
needed for the receiver.
Verify that the receiver is producing a 1400
Hz, 2300 Hz, or Modem II acknowledgment
tone.
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Remedy