Panasonic Kx Tg6411 Operating Instructions Manual

Useful Information
41For assistance, please visit http://www.panasonic.com/help
5Connect the telephone line cord. 
Mount the unit by inserting the 
mounting pins into the round 
openings on the adaptor (for pin 2, 
use the round cut out at the bottom 
of the adaptor if you are using the 4 
inch phone plate), then slide the unit 
down to secure it. Connect the AC 
adaptor to power outlet (page 9).
L There are 2 common types of wall 
phone plates. The distance 
between  1 and 2  may vary 
depending on the...

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Error messages
If the unit detects a problem, one of the following messages is shown on the display.
Display messageCause/solution
Busy
or
System busy. Try again 
later. L
The called unit is in use.
L Other units are in use and the system is busy. 
Try again later.
L The handset you are using is too far from the 
base unit. Move closer and try again.
L The handset’s registration may have been 
canceled. Re-register the...

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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
*1 KX-TG6421 series: page 3
Programmable settings
ProblemCause/solution
The unit does not work. LMake sure the batteries are installed...

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Battery recharge
Making/answering calls, intercomWhile programming, the 
handset starts to ring.
L
A call is being received. Answer the call and start 
again after hanging up.
I cannot register a handset 
to a base unit. L
The maximum number of handsets (6) is already 
registered to the base unit. Cancel unused 
handset registrations from the base unit (page 
27).
L Place the handset and the base unit away from 
other...

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*1 KX-TG6421 series: page 3
Caller ID/Talking Caller ID *1
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....

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*1 KX-TG6421 (Except KX-TG6473) series: page 3Caller information is 
displayed or announced 
late.
*1
L
Depending on your service provider/telephone 
company, the unit may display or announce the 
caller’s information at the 2nd ring or later.
L Move closer to the base unit.
Caller information is not 
announced.
*1L The handset or base unit’s ringer volume is 
turned off. Adjust it (page 15, 21).
L The Talking Caller ID...

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Answering system (KX-TG6421 series: page 3)
ProblemCause/solution
The unit does not record 
new messages. L
The answering system is turned off. Turn it on 
(page 31).
L The message memory is full. Erase unnecessary 
messages (page 32).
L The recording time is set to  “Greeting only ”. 
Change the setting (page 36).
L If you subscribe to a voice mail service, 
messages are recorded by your service 
provider/telephone company,...

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Liquid damage
Caution:
LTo avoid permanent damage, do not use a microwave oven to speed up the drying 
process.
ProblemCause/solution
Liquid or other form of 
moisture has entered the 
handset/base unit. L
Disconnect the AC adaptor and telephone line 
cord from the base unit. Remove the batteries 
from the handset and leave to dry for at least 3 
days. After the handset/base unit are completely 
dry, reconnect the AC adaptor...

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FCC and other information
This equipment complies with Part 68 of the 
FCC rules and the requirements adopted by 
the ACTA. On the bottom of this equipment 
is a label that contains, among other 
information, a product identifier in the 
format US:ACJ----------.
If requested, this number must be provided 
to the telephone company.
L Registration No.............(found on the bottom of the unit)
L Ringer Equivalence No....

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WHEN PROGRAMMING EMERGENCY 
NUMBERS AND(OR)  MAKING TEST 
CALLS TO EMERGENCY NUMBERS:
1) Remain on the line and briefly explain to the dispatcher the reason for the call.
2) Perform such activities in the off-peak  hours, such as early morning or late 
evenings.
This device complies with Part 15 of the 
FCC Rules. Operation is subject to the 
following two conditions:
(1) This device may not cause harmful 
interference, and...