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4.
Faulty
MERLIN II
system
Try to place an outside call
If the trouble appears only on
components.
and an intercom call from
intercom calls or the trouble
several voice terminals.
appears only on one voice
terminal, the trouble is
caused by a component in
your system. Go to the
symptom “Lights, Speaker,
Ringing Problems.”
If the trouble appears only on
outside calls from some or all
voice terminals, go to
Possible Cause 5.
5. Faulty telephone company
Step 1.
Go to the control unit
If the trouble appears on the
wiring.
and find the network
basic telephone and the
interface associated with the
network interface uses a line
outside line from which you
adapter, go to Possible Cause
cannot make a call. Unplug
6.
the line cord from the
If the trouble doesn’t appear,
network interface and, in its
the problem is in the control
place plug in a basic
Touch-Tone or rotary
unit or the wiring. Go to
telephone. (Do not use a
Step 2.
MERLIN II
system voice
terminal.) Try to place an
outside call from the
telephone.
If the trouble appears on the
basic telephone and the
network interface does not
have a line adapter, the
outside line is faulty. Report
the trouble to the local
telephone company
representative.
(continued)
4-32 Procedures for Specific Symptoms