Useful Information

Troubleshooting

General use

Problem

Cause & solution

The unit does not work.

L Make sure that the battery is installed correctly (page

 

10).

 

L Check the connections (page 9).

 

L Fully charge the battery (page 11).

 

L Clean the charge contacts and charge again (page 11).

 

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

 

Reconnect the adaptor and try again.

 

L Re-install the battery (page 10) and fully charge it.

The display shows “No

L The handset is too far from the base unit. Move closer

link to base. Move

and try again.

closer to base, try

L Plug in the base unit’s AC adaptor.

again.” and an alarm

L Raise the base unit antennas.

tone sounds.

L If the above remedies do not solve the problem, the

 

handset may have lost communication with the base

 

unit. Register the handset again (page 40).

 

 

I cannot hear a dial tone.

L Confirm that the telephone line cord is connected (page

 

9).

 

L Disconnect the unit from the telephone line and connect

 

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 telephone company.

 

 

 

 

Programmable settings

Problem

Cause & solution

I cannot program items.

L Programming is not possible while the handset is being

 

used.

 

L Do not pause for over 1 minute while programming.

 

L Move closer to the base unit.

 

 

While programming, the

L A call is being received. Answer the call and start again

handset starts to ring.

from the beginning after hanging up.

 

 

48For assistance, please call 1-800-211-PANA (7262).

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AT&T KX-TG5421, KX-TG5423 Troubleshooting, General use, Programmable settings, Link to base. Move, Closer to base, try