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Troubleshooting
If you still have difficulties after following the instructions in this section, disconnect the base unit’s
AC adaptor and turn off the handset, then reconnect the base unit’s AC adaptor and turn on the
handset.

General use

Problem Cause/solution
The handset does not turn
on even after installing
charged batteries.
RPlace the handset on the base unit or charger to turn on the
handset.
The unit does not work. RMake sure the batteries are installed correctly (page 9).
RFully charge the batteries (page 9).
RCheck the connections (page 9).
RUnplug the base unit’s AC adaptor to reset the unit and turn off
the handset. Reconnect the adaptor, turn on the handset and
try again.
RThe handset has not been registered to the base unit. Register
the handset (page 31).
The handset display is
blank or dark.
RThe handset is in screen saver mode (page 12). Activate the
handset display again by:
– pressing M N when on a call.
– pressing MN at all other times.
R“LCD in charging” is set to “Off” while on charge.
Change the setting (page 23).
RThe handset is not turned on. Turn the power on (page 12).
I cannot hear a dial tone. RMake sure that you are using the supplied telephone line cord.
Your old telephone line cord may have a different wiring
configuration.
RThe base unit’s AC adaptor or telephone line cord is not
connected. Check the connections.
RDisconnect the base unit from the telephone line and connect
the line to a known working telephone. If the working
telephone operates properly, contact our service personnel to
have the unit repaired. If the working telephone does not
operate properly, contact your service provider/telephone
company.
The handset display
begins operating
automatically.
RDemonstration mode is activated. Please connect the
telephone line cord to the telephone line jack (page 9).
41
Useful Information
PRS110FX(en)_0725_ver020.pdf 41 2013/07/25 9:56:13