Useful Information

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 unit does not work.

L Make sure the batteries are installed correctly

 

 

 

 

(page 9).

 

 

 

 

L Fully charge the batteries (page 9).

 

 

 

 

L Check the connections (page 9).

 

 

 

 

L Unplug the base unit’s AC adaptor to reset the

 

 

 

 

unit. Reconnect the adaptor and try again.

 

 

 

 

L The handset has not been registered to the base

 

 

unit. Register the handset (page 26).

 

 

 

I cannot hear a dial tone.

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.

 

 

 

The indicator on the

L New messages have been recorded. Listen to

 

 

 

handset flashes slowly.

the new messages (page 33).*1

 

 

 

 

L New voice mail messages have been recorded.

 

 

Listen to the new voice mail messages (page

 

 

 

 

38).

 

 

 

*1 KX-TG6421 series: page 3

 

 

 

 

 

 

 

 

 

Programmable settings

 

 

 

 

 

 

 

 

 

Problem

Cause/solution

 

 

 

I have changed the display

L Change the display language (page 13).

 

 

 

language to a language I

 

 

 

 

cannot read.

 

 

 

 

 

 

 

 

 

For assistance, please visit http://www.panasonic.com/help

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Panasonic KX-TG6412 Troubleshooting, General use Problem Cause/solution, Programmable settings Problem Cause/solution