Useful Information

Troubleshooting

General use

Problem

Cause/solution

The unit does not

L Check the connections (page 14, 15, 16, 17).

work.

L Unplug the AC adaptor to reset the unit.

 

Reconnect the adaptor and try again.

 

 

The line indicators do

L Check the connections (page 14, 15, 16, 17).

not work properly.

 

 

 

The unit does not

L The ringer is set to “Off”. Turn it on (see “Turning ringer

ring.

on/off ” on page 26).

 

L The Do Not Disturb (DND) feature is turned on. Turn it off

 

(see “Turning Do Not Disturb (DND) on/off” on page 27).

 

L If there are several non-system phones on the line that do

 

not ring, disconnect some of them. Having too many

 

phones connected can also result in low ringer volumes

 

on non-system phones.

 

 

You cannot hear a

L Check the connections (see “Connecting the handset and

dial tone.

AC adaptor” on page 14).

 

L Confirm the telephone line cord is properly connected

 

(page 15, 16, 17).

 

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 service provider.

 

 

Date and time on the

L Set the date and time (see “Date and time” on page 24).

display flashes.

 

You cannot dial.

L Check whether the dialing mode selection is correct (see

 

“Dialing mode” on page 24).

 

 

The battery is

L Please remove the battery when you cut the power

discharged.

supply, as the battery will discharge automatically once

 

the power is cut according to the time shown on page 12.

 

 

How do I return to

L Lift the handset, then place it back on the cradle.

standby mode

L Press {SP-PHONE} 2 times.

quickly?

 

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

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Panasonic KX-TS4100 operating instructions Troubleshooting, General use Problem Cause/solution