Panasonic KX-PRS120AZ Operating Instructions Manual page 49

Problem
Noise is heard, sound cuts
in and out.
Sound quality seems to be
getting worse.
The handset does not ring. R The ringer volume is turned off. Adjust ringer volume (page 14,
I cannot make a call.
PRS120AZ(en)_0724_ver012.pdf PRS120AZ(en)_0724_ver012.pdf
Cause/solution
R You are using the handset or base unit in an area with high
electrical interference. Re-position the base unit and use the
handset away from sources of interference.
R Move closer to the base unit.
R If you use a DSL/ADSL service, we recommend connecting a
filter (contact your DSL/ADSL service provider) to the
telephone line between the base unit and the telephone line
socket. Contact your DSL/ADSL provider for details. (for
Australia)
R If you use a DSL/ADSL (JetStream) service, we recommend
that you contact your DSL/ADSL service provider to have a
DSL/ADSL Splitter installed. We do not recommend the use of
generic DSL/ADSL filters. Contact your DSL/ADSL service
provider for details. (for New Zealand)
R You have registered a handset that is not recommended
(page 4). The clearest sound quality is only possible by
registering the recommended handset.
23).
R Night mode is turned on. Turn it off (page 28).
R If you are using a BT double adaptor to connect the unit,
remove the adaptor and connect the unit to the phone wall
socket directly. If the unit operates properly, check or replace
the adaptor. (for New Zealand)
R You dialled a call restricted number (page 31).
R The key lock feature is turned on. Turn it off (page 16).
R The unit is not designed to be used with rotary/pulse dialling
services.
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Useful Information
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