Panasonic Kx Tg2421 Operating Instructions Manual

This unit is compatible with Caller ID. To use this feature, you must 
subscribe to the appropriate service offered by your service provider.
Please read these Operating Instructions before using the unit and save 
for future reference.
For assistance, visit our website: http://www.panasonic.com for 
customers in the U.S.A. or Puerto Rico.
Charge the battery for 6 hours before initial use.
2.4 GHz Digital Cordless Phone
Model No. 
KX-TG2421
Operating Instructions
2.4 GHz Digital Cordless Phone 
 with...

Table of Contents
2For assistance, please call 1-800-211-PANA (7262).
Introduction
Your phone  . . . . . . . . . . . . . . . . . . . . 4
Accessory information  . . . . . . . . . . . . . . 5
Important safety instructions  . . . . . . . . . 6
For best performance . . . . . . . . . . . . . . . 8
Preparation
Connections . . . . . . . . . . . . . . . . . . . . . . 9
Battery installation  . . . . . . . . . . . . . . . . 10
Battery charge  . . . . . . . . . . . . . . . . . . . 11
Battery replacement . . . . . ....

Table of Contents
For assistance, please call 1-800-211-PANA (7262).3
Useful Information
Belt clip (KX-TG2421 only) . . . . . . . . . . 41
Headset (optional, KX-TG2421 only) . . 41
Wall mounting. . . . . . . . . . . . . . . . . . . . 42
Base unit  . . . . . . . . . . . . . . . . . . . . . 42
Charger unit (KX-TG2422 only) . . . . 44
Error messages  . . . . . . . . . . . . . . . . . . 45
Troubleshooting . . . . . . . . . . . . . . . . . . 46
General use   . . . . . . . . . . . . . . . . . . 46
Programmable...

Introduction
4For assistance, please call 1-800-211-PANA (7262).
Thank you for purchasing a Panasonic cordless telephone.
We recommend keeping a record of the following information for future reference.
Attach your purchase receipt here.
Your phone
LReferences in these operating instructions to the “charger” and to the “other handset” 
are for KX-TG2422 users only. Serial No. Date of purchase
(found on the bottom of the unit)
Name and address of dealer
Energy Star:
As an 
ENERGY STA R® Participant,...

Introduction
For assistance, please call 1-800-211-PANA (7262).5
Accessory information
Included accessories
To order replacement accessories, call 1-800-332-5368.
TTY users (hearing or speech impaired users) can call 1-866-605-1277.
Additional/replacement accessories
No.Accessory itemsOrder numberQuantity
KX-TG2421KX-TG2422
1AC adaptor PQLV19Z 1 2
2Telephone line cord PQJA10075Z 1 1
3Wall mounting adaptor PQKL10067Z1 1 1
4Battery HHR-P105 1 2
5Handset cover PQYNTG2421WR 1 2
6Belt clip PQKE10393Z1 1 –...

Introduction
6For assistance, please call 1-800-211-PANA (7262).
Important safety 
instructions
When using this unit, basic safety 
precautions should always be followed to 
reduce the risk of fire, electric shock, or 
personal injury.
1. Read and understand all instructions.
2. Follow all warnings and instructions 
marked on this unit.
3. Unplug this unit from power outlets 
before cleaning. Do not use liquid or 
aerosol cleaners. Use a damp cloth for 
cleaning.
4. Do not use this unit near water, for...

Introduction
For assistance, please call 1-800-211-PANA (7262).7
LDo not touch the plug with wet hands.
LThe AC adaptor is used as the main 
disconnect device. Ensure that the AC 
outlet is installed near the unit and is 
easily accessible.
Battery
To reduce the risk of fire or injury to 
persons, read and follow these 
instructions.
LUse only the battery(ies) specified.
LDo not dispose of the battery(ies) in a 
fire. They may explode. Check with local 
waste management codes for special 
disposal...

Introduction
8For assistance, please call 1-800-211-PANA (7262).
For best performance
Base unit location/noise
The base unit and handset use radio 
waves to communicate with each other.
For maximum distance and noise-free 
operation, we recommend the following:
LPlacing the unit away from electrical 
appliances such as a TV, personal 
computer or another cordless phone.
LPlacing the base unit in a HIGH and 
CENTRAL location with no obstructions 
such as walls.
LRaising the antenna vertically.
LIf you use...

Preparation
For assistance, please call 1-800-211-PANA (7262).9
Connections
Base unit
Charger unit (KX-TG2422 only)
To single-line telephone jack (RJ11C)
Telephone line cord
To power outlet (120 V AC, 60 Hz)
AC adaptor
Raise the 
antenna.
Fasten the AC adaptor cord.
Hooks
Fasten the AC adaptor cord to prevent
it from being disconnected.
AC adaptor To power outlet (120 V AC, 60 Hz)
Bottom of
the charger Hooks
TG2421_2422(e).book  Page 9  Friday, January 28, 2005  10:15 AM 

Preparation
10For assistance, please call 1-800-211-PANA (7262).
Note:
LUse only the included Panasonic AC 
adaptor PQLV19.
LThe AC adaptor must remain connected 
at all times. (It is normal for the adaptor 
to feel warm during use.)
LThe AC adaptor should be connected to 
a vertically oriented or floor-mounted AC 
outlet. Do not connect the AC adaptor to 
a ceiling-mounted AC outlet, as the 
weight of the adaptor may cause it to 
become disconnected.
LThe unit will not work during a power 
failure. We...