Panasonic Kx Tg7841 Operating Instructions Manual

							Before initial use, see “Getting Started”
on page 10.
Thank you for purchasing a Panasonic product.
Please read these operating instructions before using the unit and save them for
future reference.
Consulte  “Guía Rápida Española”, página 80.
For assistance, visit our Web site: http://www.panasonic.com/help
 for customers
in the U.S.A. or Puerto Rico. Please register your product: http://www.panasonic.com/prodregTG78xx(en)_1210_ver101.pdf   12012/12/10   21:19:23Operating Instructions
Model No. KX-TG7841
KX-TG7842
KX-TG7843
KX-TG7844
KX-TG7845
KX-TG365SK
KX-TG7871
KX-TG7872
KX-TG7873
KX-TG7874
KX-TG7875
KX-TG385SK
  Link-to-Cell Cellular Convergence Solution
Model shown is KX-TG7841.   
						

							Introduction
Model composition ..
.....................................3
Accessory information ..................................3
Important Information
For your safety .. ...........................................6
Important safety instructions ........................7
For best performance ...................................7
Other information .........................................8
Specifications ...............................................9
Getting Started
Setting up ................................................... 10
Intelligent eco mode .. .................................12
Controls ...................................................... 12
Display/Indicators .. ..................................... 14
Initial settings ............................................. 16
Link to Cell
Link to cell feature ...................................... 17
Pairing a cellular phone ..
............................17
Link to cell settings ..................................... 18
Making/Answering Calls Using
the Handset
Making cellular calls .. .................................21
Making landline calls .. ................................21
Answering calls .. ........................................ 22
Useful features during a call .......................22
Power back-up operation for
landline .. ..................................................... 25
Making/Answering Calls Using
the Base Unit
Making cellular calls .. .................................28
Making landline calls .. ................................28
Answering calls .. ........................................ 29
Useful features during a call .......................29
Shared Phonebook
Shared phonebook .. ................................... 32
Speed Dial
Speed dial .. ................................................ 35
Programming
Programmable settings .. ............................36
Special programming .. ...............................44
Registering a unit .. ..................................... 47 Caller ID Service
Using Caller ID service ...............................
48
Caller list .................................................... 49
Using Bluetooth Devices
Copying phonebook from a cellular phone
(phonebook transfer) .. ................................52
Text message alert .....................................53
Using a Bluetooth wireless headset (optional)
for landline calls .. ....................................... 53
Answering System for Landline
Answering system for landline .. .................56
Turning the answering system on/
off .. ............................................................. 56
Greeting message ...................................... 56
Listening to messages using the base
unit ............................................................. 57
Listening to messages using the
handset ...................................................... 58
Advanced new message alerting
features ...................................................... 59
Remote operation .......................................60
Answering system settings .........................61
Voice Mail Service for Landline
Voice mail service for landline ....................63
Intercom/Locator
Intercom ..................................................... 65
Handset locator .......................................... 65
Transferring calls, conference calls ............65
Useful Information
Wall mounting ............................................ 67
Error messages .......................................... 68
Troubleshooting .. ....................................... 69
FCC and other information .. .......................77
Guía Rápida Española
Guía Rápida Española .. .............................80
Appendix
Customer services ..................................... 90
Warranty (For United States and Puerto
Rico) ........................................................... 91
Index
Index........................................................... 93
2 Table of Contents
TG78xx(en)_1210_ver101.pdf   22012/12/10   21:19:24 
						

							Model composition
Series Model No. Base unit Handset
Part No. Part No. Quantity
KX-TG7841
s eries KX-TG7841
* 1
KX-TG7841 KX-TGA680 1
KX-TG7842 KX-TG7841 KX-TGA680 2
KX-TG7843 KX-TG7841 KX-TGA680 3
KX-TG7844 KX-TG7841 KX-TGA680 4
KX-TG7845 KX-TG7841 KX-TGA680 5
KX-TG365SK KX-TG7841 KX-TGA680 5
KX-TG7871
s
 eries *2 KX-TG7871
* 1
KX-TG7871 KX-TGA680 1
KX-TG7872 KX-TG7871 KX-TGA680 2
KX-TG7873 KX-TG7871 KX-TGA680 3
KX-TG7874 KX-TG7871 KX-TGA680 4
KX-TG7875 KX-TG7871 KX-TGA680 5
KX-TG385SK KX-TG7871 KX-TGA680 5*1 Single handset models: Intercom calls can be made between handsets by purchasing and
r
 egistering one or more optional handsets (page 5).
*2 The following features are provided for these models: – USB charging (USB jack is on the left side of the base unit)
– Text message alert feature Accessory information
Supplied accessories
No. Supplied handset qty.
1 unit
*
 1 2 units
* 2 3 units
* 3 4 units
* 4 5 units
* 5 Accessory item/
O

rder number Accessory quantity
A AC adaptor *
 6
1 1 1 1 1
B Telephone line cord/
P

QJA10075Z 1 1 1 1 1
C Desk stand/Wall mounting
a

daptor *7
/PNKL1038Z1 1 1 1 1 1
D Rechargeable batteries/
H

HR-4DPA 2 4 6 8 10
E Handset cover *
 8
/
PNYNTGA680BR 1 2 3 4 5For assistance, please visit http://www.panasonic.com/help
3 Introduction
TG78xx(en)_1210_ver101.pdf   32012/12/10   21:19:24 
						

							No. Supplied handset qty.
1 unit
* 1 2 units
* 2 3 units
* 3 4 units
* 4 5 units
* 5 Accessory item/
O

rder number Accessory quantity
F Belt clip/PNKE1268Z1 1 2 3 3 3
G Charger/PNLC1040ZB – 1 2 3 4 *1 KX-TG7841/KX-TG7871
*

2 KX-TG7842/KX-TG7872
*3 KX-TG7843/KX-TG7873
*4 KX-TG7844/KX-TG7874
*5 KX-TG7845/KX-TG7875/KX-TG365SK/KX-TG385SK
*6 PNLV226Z: KX-TG7841/KX-TG7842/KX-TG7843/KX-TG7844/KX-TG7845/KX-TG365SK PNLV234Z: KX-TG7871/KX-TG7872/KX-TG7873/KX-TG7874/KX-TG7875/KX-TG385SK
*7 The desk stand/wall mounting adaptor comes attached to the base unit.
*8 The handset cover comes attached to the handset.
A B C D
PNLV226 PNLV234
E F G
Additional/replacement accessories
P

lease contact your nearest Panasonic dealer for sales information (page 90). Accessory item Order number
Rechargeable
b
 atteries HHR-4DPA
* 1
R To order, please call 1-800-332-5368 or visit
http://www.panasonic.com/batterystore
Battery type:
–
 Nickel metal hydride (Ni-MH)
– 2 x AAA (R03) size for each handset
Headset KX-TCA60, KX-TCA93, KX-TCA400, KX-TCA430
T-adaptor KX-J66
Range extender KX-TGA405*
 2
Key detector KX-TGA20*
 3*1 Replacement batteries may have a different capacity from that of the supplied batteries.
4
For assistance, please visit http://www.panasonic.com/helpIntroduction
TG78xx(en)_1210_ver101.pdf   42012/12/10   21:19:24         
						

							*2 By installing this unit, you can extend the range of your phone system to include areas
w here reception was previously not available. This product can be purchased online. Please
visit our Web site: http://www.panasonic.com/RangeExtender
*3 By registering the key detector (4 max.) to a Panasonic Digital Cordless Phone and attaching it to an easy-to-lose item in advance, you can locate and find the mislaid item to
which the key detector is attached. Please visit our Web site:
http://panasonic.net/pcc/products/telephone/p/tga20/ Expanding your phone system
Handset (optional): KX-TGA680
You can expand your phone system by
r

egistering optional handsets (6 max.) to a
single base unit.
R Optional handsets may be a different color
from that of the supplied handsets. Bluetooth
®
 
 devices
You can expand your phone system by pairing the following units to a single base unit.
Your Bluetooth cellular phone *
 1
:  2 max.
(for cellular calls: page 17) Your Bluetooth headset
*
 1
:  1 max.
(for a wireless hands-free conversation: page 53) *1 Your cellular phone and headset must be Bluetooth wireless technology compatible. For
m
 ore details and the list of compatible cellular phones, please visit our Web site:
http://www.panasonic.com/link2cell Trademarks
R
T

he Bluetooth ®
 word mark and logos are owned by the Bluetooth SIG, Inc. and any use of
such marks by Panasonic Corporation is under license. All other trademarks identified herein
are the property of their respective owners.
For assistance, please visit http://www.panasonic.com/help 5 Introduction
TG78xx(en)_1210_ver101.pdf   52012/12/10   21:19:24    
						

							For your safety
T
o prevent severe injury and loss of life/
property, read this section carefully before
using the product to ensure proper and safe
operation of your product. WARNING
Power connection
R
U

se only the power source marked on the
product.
R Do not overload power outlets and
extension cords. This can result in the risk
of fire or electric shock.
R Completely insert the AC adaptor/power
plug into the power outlet. Failure to do so
may cause electric shock and/or excessive
heat resulting in a fire.
R Regularly remove any dust, etc. from the
AC adaptor/power plug by pulling it from
the power outlet, then wiping with a dry
cloth. Accumulated dust may cause an
insulation defect from moisture, etc.
resulting in a fire.
R Unplug the product from power outlets if it
emits smoke, an abnormal smell, or makes
an unusual noise. These conditions can
cause fire or electric shock. Confirm that
smoke has stopped emitting and contact
the Panasonic Call Center at
1-800-211-PANA (1-800-211-7262).
R Unplug from power outlets and never touch
the inside of the product if its casing has
been broken open.
R Never touch the plug with wet hands.
Danger of electric shock exists. Installation
R
T

o prevent the risk of fire or electrical
shock, do not expose the product to rain or
any type of moisture.
R Do not place or use this product near
automatically controlled devices such as
automatic doors and fire alarms. Radio
waves emitted from this product may cause
such devices to malfunction resulting in an
accident. R
D
o not allow the AC adaptor or telephone
line cord to be excessively pulled, bent or
placed under heavy objects. Operating safeguards
R
U

nplug the product from power outlets
before cleaning. Do not use liquid or
aerosol cleaners.
R Do not disassemble the product.
R Do not spill liquids (detergents, cleansers,
etc.) onto the telephone line cord plug, or
allow it to become wet at all. This may
cause a fire. If the telephone line cord plug
becomes wet, immediately pull it from the
telephone wall jack, and do not use. Medical
R
C

onsult the manufacturer of any personal
medical devices, such as pacemakers or
hearing aids, to determine if they are
adequately shielded from external RF
(radio frequency) energy. (The product
operates in the frequency range of 
1.92 GHz to 1.93 GHz, and the RF
transmission power is 115 mW (max.).)
R Do not use the product in health care
facilities if any regulations posted in the
area instruct you not to do so. Hospitals or
health care facilities may be using
equipment that could be sensitive to
external RF energy. CAUTION
Installation and location
R
N

ever install telephone wiring during an
electrical storm.
R Never install telephone line jacks in wet
locations unless the jack is specifically
designed for wet locations.
R Never touch uninsulated telephone wires or
terminals unless the telephone line has
been disconnected at the network interface.
R Use caution when installing or modifying
telephone lines.
R The AC adaptor is used as the main
disconnect device. Ensure that the AC
outlet is installed near the product and is
easily accessible.
R This product is unable to make calls when:
6 For assistance, please visit http://www.panasonic.com/helpImportant Information
TG78xx(en)_1210_ver101.pdf   62012/12/10   21:19:24 
						

							– the handset batteries need recharging or
h ave failed.
– there is a power failure. Battery
R
W

e recommend using the batteries noted
on page 4.  USE ONLY rechargeable
Ni-MH batteries AAA (R03) size.
R Do not mix old and new batteries.
R Do not open or mutilate the batteries.
Released electrolyte from the batteries is
corrosive and may cause burns or injury to
the eyes or skin. The electrolyte is toxic and
may be harmful if swallowed.
R Exercise care when handling the batteries.
Do not allow conductive materials such as
rings, bracelets, or keys to touch the
batteries, otherwise a short circuit may
cause the batteries and/or the conductive
material to overheat and cause burns.
R Charge the batteries provided with or
identified for use with this product only, in
accordance with the instructions and
limitations specified in this manual.
R Only use a compatible base unit (or
charger) to charge the batteries. Do not
tamper with the base unit (or charger).
Failure to follow these instructions may
cause the batteries to swell or explode.
Attention: A nickel metal hydride battery that is
r

ecyclable powers the product you have
purchased.
Please call 1-800-8-BATTERY
(1-800-822-8837) for information on how to
recycle this battery. Important safety
i

nstructions
When using your product, basic safety
precautions should always be followed to
reduce the risk of fire, electric shock, and
injury to persons, including the following:
1. Do not use this product near water for example, near a bathtub, washbowl,
kitchen sink, or laundry tub, in a wet
basement or near a swimming pool.
2. Avoid using a telephone (other than a cordless type) during an electrical storm.
There may be a remote risk of electric
shock from lightning.
3. Do not use the telephone to report a gas leak in the vicinity of the leak.
4. Use only the power cord and batteries indicated in this manual. Do not dispose of
batteries in a fire. They may explode.
Check with local codes for possible special
disposal instructions.
SAVE THESE INSTRUCTIONS For best performance
Base unit location/avoiding noise
T

he base unit and other compatible Panasonic
units use radio waves to communicate with
each other.
R For maximum coverage and noise-free
communications, place your base unit:
– at a convenient, high, and central
location with no obstructions between
the handset and base unit in an indoor
environment.
– away from electronic appliances such as TVs, radios, personal computers,
wireless devices, or other phones.
– facing away from radio frequency transmitters, such as external antennas
of mobile phone cell stations. (Avoid
putting the base unit on a bay window or
near a window.)
R Coverage and voice quality depends on the
local environmental conditions.
For assistance, please visit http://www.panasonic.com/help 7Important Information
TG78xx(en)_1210_ver101.pdf   72012/12/10   21:19:25  
						

							R
If the reception for a base unit location is
not satisfactory, move the base unit to
another location for better reception. Environment
R
K

eep the product away from electrical noise
generating devices, such as fluorescent
lamps and motors.
R The product should be kept free from
excessive smoke, dust, high temperature,
and vibration.
R The product should not be exposed to
direct sunlight.
R Do not place heavy objects on top of the
product.
R When you leave the product unused for a
long period of time, unplug the product from
the power outlet.
R The product should be kept away from heat
sources such as heaters, kitchen stoves,
etc. It should not be placed in rooms where
the temperature is less than 0 °C (32 °F) or
greater than 40 °C (104 °F). Damp
basements should also be avoided.
R The maximum calling distance may be
shortened when the product is used in the
following places: Near obstacles such as
hills, tunnels, underground, near metal
objects such as wire fences, etc.
R Operating the product near electrical
appliances may cause interference. Move
away from the electrical appliances. Routine care
R
W

ipe the outer surface of the product
with a soft moist cloth.
R Do not use benzine, thinner, or any
abrasive powder. Other information
C

AUTION:  Risk of explosion if battery is
replaced by an incorrect type. Dispose of used
batteries according to the instructions. Notice for product disposal, transfer,
o

r return
R This product can store your private/
confidential information. To protect your
privacy/confidentiality, we recommend that
you erase information such as phonebook
or caller list entries from the memory before
you dispose of, transfer, or return the
product. Notice
ENERGY S

TAR (for KX-TG7841 series)
As an ENERGY STAR ®
 Partner, Panasonic
has determined that this product meets the
ENERGY STAR guidelines for energy
efficiency. ENERGY STAR is a U.S.
registered mark. 8
For assistance, please visit http://www.panasonic.com/helpImportant Information
TG78xx(en)_1210_ver101.pdf   82012/12/10   21:19:25   
						

							Specifications
R
S
tandard:
DECT 6.0 (Digital Enhanced
Cordless Telecommunications 6.0)
Bluetooth wireless technology 2.0
R Frequency range:
1.92 GHz to 1.93 GHz (DECT)
2.402 GHz to 2.48 GHz (Bluetooth)
R RF transmission power:
115 mW (max.)
R Power source:
120 V AC, 60 Hz
R Power consumption:
Base unit: *1
Standby: Approx. 1.2 W
Maximum: Approx. 4.5 W
Base unit: *2
Standby: Approx. 1.2 W
Maximum: Approx. 8.5 W
Charger:
Standby: Approx. 0.1 W
Maximum: Approx. 1.8 W
R USB Charger: *2
Output voltage: DC 5 V
Output current: 500 mA
R Operating conditions:
0 °C – 40 °C (32 °F – 104 °F), 20 % – 80 %
relative air humidity (dry)
*1 KX-TG7841 series: page 3
*2 KX-TG7871 series: page 3
Note:
R Design and specifications are subject to
change without notice.
R The illustrations in these instructions may
vary slightly from the actual product.
For assistance, please visit http://www.panasonic.com/help 9Important Information
TG78xx(en)_1210_ver101.pdf   92012/12/10   21:19:25 
						

							Setting up
Connections
R
I
f you do not connect the telephone line
cord and use only cellular lines, set the
cellular line only mode to use this unit more
conveniently (page 19).
n  Base unit (KX-TG7841 series: page 3)
R Use only the supplied Panasonic AC
adaptor PNLV226. *DSL/ADSL filter (not supplied) is required if
y

ou have DSL/ADSL service. n
 
Base unit (KX-TG7871 series: page 3)
R Use only the supplied Panasonic AC
adaptor PNLV234.
R The hook of the base unit is not designed to
hold the AC adaptor cord for the desk stand
or wall mounting use (page 67). *DSL/ADSL filter (not supplied) is required if
y

ou have DSL/ADSL service.
n Charger 10
For assistance, please visit http://www.panasonic.com/help Getting Started
TG78xx(en)_1210_ver101.pdf   102012/12/10   21:19:25CorrectIncorrect
To power outlet
Press plug firmly. 
Hook
“Click”
To single-line
telephone jack
(RJ11C)
DSL/ADSL filter* 
“Click”  To power outlet
To single-line
telephone jack
(RJ11C)
DSL/ADSL filter* “Click”
“Click”“Click” To power outlet