The Panasonic KX-TGD390C is a DECT 6.0 Plus cordless phone system with one base unit and one handset (expandable up to 6 handsets), featuring digital answering system with up to 18 minutes of recording time, Caller ID with call waiting, 50-name/number phonebook directory, 9-number speed dial, intercom, paging, headset jack, keypad lock, backlit display, and ECO mode for reduced power consumption. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.
Key components: Base Unit, Handset, Telephone Line Cord, AC Power Adapter, Battery Pack, Belt Clip, Quick Start Guide.
| Feature | Description |
|---|---|
| DECT 6.0 Plus Technology | Clear sound, secure connection, reduced interference |
| Digital Answering System | Up to 18 minutes recording time, remote access |
| Caller ID/Call Waiting | Displays caller information on handset screen |
| 50-Name/Number Phonebook | Store contacts with name and number |
| 9-Number Speed Dial | Quick dial frequently called numbers |
| Intercom/Paging | Communicate between handsets, locate handsets |
| Headset Jack (2.5mm) | For hands-free conversation |
| Keypad Lock | Prevents accidental key presses |
| Backlit Display/Keypad | Easy viewing in low light |
| ECO Mode | Reduces power consumption when idle |
Unpack and inspect contents. Place base unit on stable surface away from electronic interference.
WARNING! Use only supplied Panasonic AC adapter and battery. Do not disassemble or short-circuit battery.
After installation, configure basic settings.
CAUTION! Keep base unit and handset away from water, heat sources, and direct sunlight.
Access menu via MENU button on handset. Handset Controls: TALK/CALL BACK, OFF, VOLUME, MENU, INTERCOM/PAGE, FLASH, REDIAL/PAUSE, MUTE, DIR (directory).
Base Unit: ANS/PLAY, STOP, SKIP/DELETE, RECORD, HANDSET LOCATOR.
Settings: Date/Time, Language, Ringer (volume/tone/melody), Phonebook edit, Speed dial setup, Answering system (OGM, message playback, remote access code default 0000), ECO mode on/off, Keypad lock.
Telephone Line: Standard RJ11 cord to wall jack. Headset: 2.5mm plug to handset jack.
Tip: Use a surge protector for telephone line to protect against power surges.
Digital system records incoming messages and allows remote playback.
WARNING! Do not disconnect power during recording/playback to avoid system errors.
Ringer Volume Adjustment: Multiple levels including HI/LO/OFF. Keypad Tone: Can be turned off. Large Backlit Keys: Easier to see and press. Hearing Aid Compatible (HAC): Rated M3/T3.
Unplug AC adapter before cleaning. Wipe handset and base with soft, dry cloth. Do not use liquid or aerosol cleaners.
CAUTION! Do not submerge any part in water. Avoid abrasive cleaners.
FCC Part 15 and 68: Complies with limits for Class B digital devices and telephone equipment. Hearing Aid Compatibility: M3/T3. This device complies with Part 15 of the FCC Rules. Copyright © Panasonic Corporation of North America. For support, visit www.panasonic.com/help or contact 1-800-211-7262.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No dial tone | Line/power connection | Check telephone line cord at wall and base; ensure AC adapter plugged in. |
| Handset not charging | Contacts/battery | Clean charging contacts on handset and base; ensure battery installed correctly. |
| Poor sound quality | Interference/low battery | Move base away from electronics; recharge handset. |
| Answering system not working | Settings/power | Set ANS MODE to ON; ensure power connected; re-record OGM. |
| Caller ID not displaying | Service/subscription | Subscribe to Caller ID service from phone company; ensure date/time set. |
| Handset not registered | Registration process | Follow handset registration steps in First-Time Setup. |
Reset: Unplug AC adapter and telephone line for 1 minute, then reconnect.
Service: 1-800-211-7262; www.panasonic.com/help