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How long is the battery 
operating time?

L

When you are using fully-charged Ni-MH batteries 
(supplied batteries);
In continuous use: 15 hours max.
Not in use (standby): 250 hours (10 days) max.

L

It is normal for batteries not to reach full capacity 
at the initial charge. Maximum battery 
performance is reached after a few complete 
cycles of charge/discharge (use).

L

Actual battery performance depends on a 
combination of how often the handset is in use 
and how often it is not in use (standby).

Can I keep the handset on 
the base unit or charger 
when I am not using it?

L

Even after the handset is fully charged, the 
handset can be left on the base unit or charger 
without any ill effect on the batteries.

When should I replace the 
batteries?

L

If the batteries are fully charged until 

&

 is 

displayed, but 

)

 is displayed after a few calls, 

replace the batteries with new ones.

What is a PIN?

L

The PIN is a 4-digit number that must be entered 
in order to change certain base unit settings. The 
default PIN is 

0000

.

What should I do to display 
caller information?

L

You must subscribe to a Caller ID service. Contact 
your service provider/telephone company for 
details.

L

The message 

You must first subscribe 

to Caller ID.

” 

will be displayed until you 

receive caller information after subscribing to a 
Caller ID service.

What should I do when noise 
is heard, sound cuts in and 
out?

L

You are using the handset or base unit in an area 
with high electrical interference. Re-position the 
base unit and use the handset away from sources 
of interference.

L

Move closer to the base unit.

L

If you use a DSL/ADSL service, we recommend 
connecting a DSL/ADSL filter between the base 
unit and the telephone line jack. Contact your 
DSL/ADSL provider for details.

What should I do when the 
operating time seems to be 
shorter even after I fully 
charged the batteries?

L

Clean the battery ends (

S

T

) and the charge 

contacts with a dry cloth and charge again.

Frequently asked questions

Question

Cause/solution

TG8421E(e)_QG.fm  Page 6  Wednesday, December 24, 2008  2:14 PM

Содержание KX-TG8421E

Страница 1: ...Hz DSL ADSL filter Not supplied Click Press plug firmly Base unit Base unit Correct Wrong Base unit Use only the supplied Panasonic AC adaptor Use only the supplied telephone line cord 220 240 V AC 5...

Страница 2: ...ct your desired language V Select your desired language i M i ih Screen saver mode The backlight goes dark when on a call or turns off completely after 1 minute of inactivity if the handset is not on...

Страница 3: ...below by pressing A menu list phonebook list caller list redial list and recorded message list handset top menu icons shown below Example Redial List Note LTo set the display mode to always show eithe...

Страница 4: ...using the redial list j right soft key i V Select the desired phone number i C s Handset ringer volume 1 1 centre of joystick i N i M 2 V Ringer Setup i M 3 V Ringer Volume i M 4 V Select the desired...

Страница 5: ...andset or base unit in an area with high electrical interference Re position the base unit and use the handset away from sources of interference LThe handset is not registered to the base unit Registe...

Страница 6: ...t be entered in order to change certain base unit settings The default PIN is 0000 What should I do to display caller information LYou must subscribe to a Caller ID service Contact your service provid...

Страница 7: ...ing View them and erase y in the following way 1 1 centre of joystick i j i M 2 Push the joystick down to search from the most recent call or push the joystick up to search from the oldest call Freque...

Страница 8: ...V Register i M 2 times 3 V Select a base unit number i M Press and hold x for about 5 seconds until the registration tone sounds LThe next step must be completed within 90 seconds Wait until Base PIN...

Страница 9: ...nd 01289 8333 L Visit our website for product information www panasonic co uk L E mail customer care panasonic co uk Direct Sales at Panasonic U K L Order accessory and consumable items for your produ...

Страница 10: ...please try the following 1 Reconnect AC adaptor 2 Use supplied telephone line cord 3 Use rechargeable Ni MH batteries Alkaline batteries CANNOT be used Refer to Troubleshooting in Operating Instructio...

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