TG6411-6421BX(e).book Page 39 Monday, April 27, 2009 3:13 PM

Useful Information

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

L The battery is empty or too weak to turn on the

automatically turn on after

power. Place the handset on the base unit or

installing/replacing batteries.

charger, and let it charge.

The unit does not work.

L Make sure the batteries are installed correctly

 

(page 8).

 

L Fully charge the batteries (page 8).

 

L Check the connections (page 8).

 

L Unplug 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.

 

L The handset has not been registered to the

 

base unit. Register the handset (page 23).

I cannot hear a dial tone.

L Make sure that you are using the supplied

 

telephone line cord. Your old telephone line

 

cord may have a different wiring configuration.

 

L The base unit’s AC adaptor or telephone line

 

cord is not connected. Check the connections.

 

L If you are using a splitter to connect the unit,

 

remove the splitter and connect the unit to the

 

wall jack directly. If the unit operates properly,

 

check the splitter.

 

L Disconnect 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.

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Panasonic KX-TG6421BX operating instructions Troubleshooting, General use Problem Cause/solution