Panasonic KX-TG6423 Manual De Usuario

43

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.

*1 KX-TG6421 series: page 3

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 
handset flashes slowly.

L

New messages have been recorded. Listen to 
the new messages (page 33).

L

New voice mail messages have been recorded. 
Listen to the new voice mail messages (page 
38).

I have changed the display 
language to a language I 
cannot read.

L

Change the display language (page 13).

TG640x(e).book  Page 43  Wednesday, November 26, 2008  2:33 PM