11
TROUBLESHOOTING
Problem
Possible cause
Solution
No dialling tone
available
– Base unit power not on
– Cables not correctly
connected
– Extension unit may
not be registered to
base
– The Extension unit is
out of reach
– Check all power and
cable connections. If
in doubt please refer to
the user manual.
Check that the
Extension unit swich is
correctly set to either
S or C
– Relocate the
Extension unit within
signal reach of the
Base unit (max 50m)
My modem/set
top box/fax is
not working
The Extension unit
switch has not been
set to modem
functionality
Make sure that the
Extension unit switch is
set to C
Short “hissing”
sound heard on
phone attached
to Extension
unit when first
picked up
The Extension unit
switch has not been
set properly
Make sure that the
Extension unit switch
is set to S
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