kx tg6641 panasonic phone manual

The Panasonic KX-TG6641 is a DECT 6.0 cordless phone system featuring a digital answering machine, call blocking, intercom, speakerphone, backlit keypad, and up to 6 handsets. It offers clear audio quality, long battery life, and easy setup. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Using the Answering Machine 8. Advanced Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Base unit with answering machine, Cordless Handset(s), AC power adapter, Telephone line cord, Battery pack, User manual.

Feature	Description
DECT 6.0 technology	Clear sound, secure connection, no interference with Wi-Fi
Digital answering machine	Records up to 18 minutes of messages
Call Block	Blocks unwanted calls from up to 250 numbers
Intercom	Handset-to-handset and handset-to-base communication
Speakerphone	Hands-free conversation on handset and base
Backlit keypad & display	Easy dialing in low light
Expandable system	Supports up to 6 handsets (additional sold separately)
Battery indicator	Shows remaining battery level
ECO mode	Reduces power consumption when handset is near base
Phonebook	Stores up to 50 entries per handset

Installation

Unpack and inspect contents. Place base unit on a flat, stable surface.

Charge the handset: Insert battery into handset, place on base charger for 7 hours before first use.
Connect telephone line: Plug one end of phone cord into TEL LINE jack on base, other end into wall jack.
Connect power: Plug AC adapter into DC IN 9V jack on base, then into electrical outlet.
Install additional handsets: Register each handset to the base unit following manual instructions.

WARNING! Use only the supplied Panasonic AC adapter and battery. Do not disassemble or short-circuit the battery.

First-Time Setup

After installation, power on the system; follow prompts.

Set date and time: Press MENU on handset, select SETTINGS > DATE & TIME.
Set answering machine: Press ANS ON/OFF on base to turn on; record outgoing message.
Adjust ringer volume: Use VOLUME button on handset or MENU > RINGER SETTINGS.
Register handsets: Place new handset on base, press and hold HANDSET LOCATOR on base until IN USE light blinks.

CAUTION! Keep base unit away from heat sources and moisture.

Specifications

Technology: DECT 6.0 cordless.
Frequency: 1.9 GHz.
Range: Up to 50 meters indoors.
Battery: Ni-MH rechargeable (included).
Talk time: Up to 10 hours per charge.
Standby time: Up to 5 days.
Answering Machine: Digital, 18 minutes recording time.
Call Block: 250 numbers capacity.
Phonebook: 50 entries per handset.
Power Source: AC adapter (input: 120V AC, 60Hz).

Controls and Settings

Access menu via MENU button on handset. Base Unit: ANS ON/OFF, PLAY/STOP, VOLUME, DELETE, HANDSET LOCATOR.

Handset: TALK/CALL BACK, OFF, MENU, INTERCOM, PHONEBOOK, REDIAL/PAUSE, FLASH, MUTE, VOLUME, numeric keypad.

Settings: Ringer tone/volume, ECO mode on/off, language (ENGLISH default), date/time, handset name. Answering Machine: Record outgoing message, set number of rings, playback messages. Call Block: Add/remove numbers, activate/deactivate. Phonebook: Add, edit, delete entries, dial from phonebook.

Connecting Devices

Telephone line: Standard RJ11 cord. Additional handsets: Register to base.

Ensure base unit is powered off before connecting telephone line.
Plug telephone line cord firmly into TEL LINE jack on base and wall jack.
For additional handsets, follow registration procedure in manual.
Test connection by lifting handset and listening for dial tone.

Tip: Use a surge protector for telephone line to protect against power surges.

Using the Answering Machine

Digital answering machine with remote access.

Turn on/off: Press ANS ON/OFF on base.
Record outgoing message: Press and hold RECORD on base, speak after beep, release when finished.
Play messages: Press PLAY/STOP on base or handset (when in intercom mode).
Delete messages: Press DELETE during playback.
Remote playback: Call your number, enter remote access code (default: 1111) after outgoing message.
Set number of rings: MENU > ANSWERING MACHINE > NUMBER OF RINGS.

WARNING! Do not disconnect power while answering machine is recording or playing.

Advanced Features

Call Block: Add numbers via MENU > CALL BLOCK. Intercom: Press INTERCOM on one handset, then dial handset number (1-6). Phonebook: Store names/numbers via MENU > PHONEBOOK. ECO Mode: Reduces power; enable/disable in MENU > ECO MODE.

Care & Cleaning

Unplug power before cleaning. Wipe handset and base with soft, dry cloth. Do not use liquids or abrasive cleaners.

CAUTION! Keep handset and battery away from extreme temperatures. Do not immerse in water.

Regulatory Information

FCC Part 15: This device complies with part 15 of the FCC Rules. Operation is subject to the condition that this device does not cause harmful interference. Copyright © Panasonic Corporation of North America. For support, visit www.panasonic.com or contact 1-800-211-7262.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No dial tone	Line/power connection	Check telephone line cord connections; ensure base is powered on.
Handset not charging	Battery/contacts	Ensure handset is properly seated on charger; clean charging contacts; replace battery if old.
Poor sound quality	Distance/interference	Move closer to base; ensure no large metal objects between handset and base.
Answering machine not working	Power/settings	Ensure ANS ON/OFF is on; re-record outgoing message; check number of rings setting.
Cannot register handset	Registration mode	Ensure base is in registration mode (IN USE light blinking); place handset on base within 1 minute.

Reset: Unplug power and telephone line for 1 minute, then reconnect.

Service: 1-800-211-7262; www.panasonic.com