Refer below as necessary
28
Troubleshooting
Not every fault necessarily means the equipment is defect. Maybe one of the tips
below can help make the telephone operational again. Refer to the faults below and
check the causes and corrective action according to the operating manual.
Fault
Possible Cause Corrective Measures
Receiver lifted, no
dialling tone.
Telephone line or re-
ceiver cable not plugged
in correctly.
Connect telephone line and
receiver cable properly.
No calls. Receiver is not placed
on−hook properly.
Ringing tone is set too
quiet.
Place receiver properly on the
hook.
Increase the ringing volume.
In PBX systems:
No or incorrect con-
nection after dialling
from a memory, e.g.
one−touch dialling.
Number for an outside
line not dialled.
Enter the number for an out-
side line, inserting a dialling
pause if necessary.
R key does not
work.
Flash time is set incor-
rectly.
Use the sliding switch to ad-
just the Flash time.
Red LED lights up
continuously when in
Standby.
The a/b connection wires
on the telephone line
connection have been
mistakenly swapped
over.
The a/b wires in the UAE
must be changed over.
Please contact the Avaya−
Tenovis Service department.
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