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Display message Cause/solution
Invalid
R There is no handset registered to the base
unit matching the handset number you
entered.
R The handset is not registered to the base unit.
Register the handset (page 38).
Requires subscription
to Caller ID.
R You must subscribe to a Caller ID service.
Once you receive caller information after
subscribing to a Caller ID Display service, this
message will not be displayed.
Use rechargeable
battery.
R A wrong type of battery such as Alkaline or
Manganese was inserted. Use only the
rechargeable Ni-MH batteries noted on
page 5, 6.
Troubleshooting
If you still have difficulties after following the instructions in this section, disconnect
the base unit’s AC adaptor, then reconnect the base unit’s AC adaptor. Remove the
batteries from the handset, and then insert the batteries into the handset again.
General use
Problem Cause/solution
The handset does not turn
on even after installing
charged batteries.
R Place the handset on the base unit or charger to
turn on the handset.
The unit does not work. R Make sure the batteries are installed correctly
(page 11).
R Fully charge the batteries (page 11).
R Check the connections (page 10).
R Unplug the base unit’s AC adaptor to reset the
unit. Reconnect the adaptor and try again.
R The handset has not been registered to the base
unit. Register the handset (page 38).
61
Useful Information
TG76xxAZ(en)_0207_ver012.pdf 61 2012/02/07 15:34:49