52

No display

Make sure that the power adaptor is plugged in correctly and
is not damaged
Check for a power cut in the area

Ampli455 does not ring

Make sure that the telephone line cord is plugged in correctly
and is not damaged
Connect another telephone to the telephone PTT socket or
move your telephone to another socket to track if the failure is
coming from your telephone or your PTT socket
There may be too many communication devices connected to
a single telephone line e.g. another telephone, modem or
facsimile machine. Contact your network provider for help in
calculating the limit for your home or business line
Check the Ringer is not switched to OFF
Check the Volume level of the ringer

No dial tone

Make sure that the telephone line cord is plugged in correctly
and is not damaged
Connect another telephone to the telephone PTT socket or
move your telephone to another socket to track if the failure is
coming from your telephone or your PTT socket
There may be too many communication devices connected to
a single telephone line e.g. another telephone, modem or
facsimile machine. Contact your network provider for help in
calculating the limit for your home or business line
Check that the dialing mode is set to the correct setting (tone
or pulse)

Interference on the line

Ensure a filter is fitted to all telephone sockets if you have a
DSL line

No Caller ID information displayed

Ensure you have requested the Caller ID service from your
network provider

No Amplification

Check the Amplify key has been pressed and the LED is lit
(red).
TROUBLESHOOTING