Installation Guide
Package Contents:
- KX-TGA402 Handset
- Base Unit
- AC Power Adapter
- Telephone Line Cord
- Battery Pack
- User Manual
Step-by-Step Installation
- Charge the Battery: Insert the battery into the handset and place it on the base unit for 7 hours initial charge.
- Connect Base Unit: Connect the telephone line cord from the base unit to your telephone wall jack.
- Power Connection: Connect the AC power adapter to the base unit and plug into a standard electrical outlet.
- Handset Registration: The handset will automatically register with the base unit - wait for registration tone.
- Date and Time Setup: Set the current date and time using the handset menu (Menu → Settings → Date/Time).
- Test Call: Make a test call to ensure proper installation and clear audio quality.
- Wall Mount Option: If wall mounting, use the wall mount bracket and ensure proper placement near power outlet.
Specifications
| Model Number | KX-TGA402 |
| Type | DECT 6.0 Cordless Phone |
| Color | Black / Silver |
| Frequency | 1.9 GHz DECT 6.0 |
| Operating Range | Up to 1000 feet outdoors |
| Battery Type | Ni-MH AAA 2.4V 600mAh |
| Talk Time | Up to 10 hours |
| Standby Time | Up to 7 days |
| Display | Backlit LCD with White Backlight |
| Phonebook Capacity | 50 entries |
| Caller ID Capacity | 50 entries |
| Power Requirements | AC 120V, 60Hz |
| Dimensions (Handset) | 6.1 x 1.9 x 1.1 inches |
| Weight (Handset) | 0.24 lbs |
Warranty Information
- Full Warranty: 1 year parts and labor
- Battery Warranty: 6 months
- Additional Coverage: Optional extended warranty available
For warranty service, contact Panasonic Customer Service at 1-800-211-7262 or visit Panasonic.com
Key Features
DECT 6.0 Technology
Advanced digital technology provides clear sound quality, enhanced security, and reduced interference with other household devices like Wi-Fi routers and microwaves.
Digital Answering System
Built-in digital answering machine with up to 18 minutes of recording time, remote message retrieval, and time/day stamp for all messages.
Caller ID with Call Waiting
Displays caller information on the LCD screen even while you're on another call, allowing you to manage incoming calls effectively.
Backlit Keypad & Display
Easy-to-read white backlight on both the keypad and display ensures visibility in low-light conditions.
ECO Mode
Power-saving feature that reduces power consumption by up to 50% when the handset is close to the base unit.
Intercom Function
Allows communication between multiple handsets (when used with compatible Panasonic models) without using the telephone line.
Phone Functions Explained
Speed Dial
Program up to 9 numbers for quick one-touch dialing of frequently called contacts
Redial
Automatically redials the last number called with a single button press
Mute Function
Temporarily mute your microphone during a call for private conversations
Flash Function
Access special telephone services like call waiting and three-way calling
Volume Control
Adjustable earpiece, ringer, and speakerphone volume for personalized audio levels
Ringer ID
Assign different ring tones to specific callers for easy identification
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No dial tone | Phone line disconnected, base unit not powered | Check all connections, ensure base unit is plugged in and powered |
| Handset not charging | Battery not properly installed, dirty contacts | Reinstall battery, clean charging contacts with dry cloth |
| Poor sound quality | Low battery, interference, distance from base | Charge handset, move closer to base, check for interference sources |
| Caller ID not working | Service not subscribed, incorrect setup | Contact phone service provider, ensure Caller ID is enabled in settings |
| Handset not registering | Out of range, base unit issues | Bring handset closer to base, restart both units |
| Short battery life | Old battery, excessive use | Replace battery, reduce talk time or use speakerphone |
Error Messages
- NO LINE: Telephone line not detected - Check line connections
- LOW BATTERY: Handset battery needs charging - Place on charger
- OUT OF RANGE: Handset too far from base - Move closer to base unit
- MEMORY FULL: Phonebook or caller ID memory full - Delete old entries
- NO SERVICE: Handset not registered with base - Re-register handset
- ERROR: General system error - Reset phone to factory settings
Manual Downloads
Current Model Manuals
KX-TGA402
DECT 6.0 Cordless Phone
KX-TGA402B
Black DECT 6.0 Phone
KX-TGA402S
Silver DECT 6.0 Phone
KX-TGA402W
White DECT 6.0 Phone
Compatible Models
KX-TGC210
2-Handset System
KX-TGC212
Answering System Model
KX-TGE432
4-Handset System
KX-TGF350
Basic DECT Model