1. Introduction and Overview
The Doro Secure 347 is a user-friendly corded telephone designed with assistance functions for enhanced safety and communication. It features amplified sound, direct memory buttons with photo slots, and two remote controls for convenient call management and emergency alerts.
This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your Doro Secure 347 phone to ensure optimal performance and safety.
2. Setup
2.1 Unpacking the Box
Before you begin, ensure all components are present:
- Doro Secure 347 Telephone Unit
- Handset and Coiled Cord
- Telephone Line Cord
- Power Adapter
- 2 Remote Controls (one waterproof wrist/pendant, one pendant)
- User Manual (this document)
2.2 Connecting the Telephone
- Connect the Handset: Plug one end of the coiled cord into the handset and the other end into the designated port on the side of the telephone base.
- Connect the Telephone Line: Plug one end of the telephone line cord into the wall socket and the other end into the 'LINE' port on the back of the telephone base.
- Connect Power: Plug the power adapter into the 'POWER' port on the back of the telephone base, then plug the adapter into a wall outlet.
- Install Backup Batteries: For emergency functions and memory retention during power outages, install 4 x AA alkaline batteries (not included) into the battery compartment on the underside of the phone. Ensure correct polarity. Secure the battery compartment cover.

3. Operating Instructions
3.1 Making and Answering Calls
- To Make a Call: Lift the handset or press the speakerphone button. Dial the desired number using the large keypad.
- To Answer a Call: Lift the handset or press the speakerphone button when the phone rings.
- To End a Call: Replace the handset or press the speakerphone button again.
3.2 Using Direct Memory Buttons (with Photos)
The Doro Secure 347 features four direct memory buttons, allowing you to call frequently contacted numbers by simply pressing a single button. You can insert photos of your contacts into these buttons for easy identification.
- Programming: Refer to the detailed programming section in the full manual for steps on how to store numbers for each photo button.
- Making a Call: Lift the handset or press the speakerphone button, then press the desired photo memory button. The phone will automatically dial the stored number.

3.3 Volume Adjustment
The phone offers amplified sound for both the handset and speakerphone. Use the volume control buttons, typically located on the side of the phone, to adjust the listening volume during a call.
3.4 Hands-Free Function
Press the speakerphone button to activate the hands-free function, allowing you to talk without holding the handset. Press it again to deactivate.
4. Assistance Functions
The Doro Secure 347 is equipped with advanced assistance features to provide peace of mind and quick access to help when needed.
4.1 Emergency Alarm Function
The phone features an alarm function with a pre-recorded voice message. When activated, the phone will sequentially dial pre-programmed emergency numbers and play a customizable alert message.
4.2 Remote Controls
Two remote controls are included: one designed to be worn as a wristband or pendant (waterproof), and another as a pendant. These remotes allow you to activate the emergency alarm function from a distance.
- Activating Alarm: Press the button on the remote control to initiate the emergency call sequence.
- Remote Call Answering/Hanging Up: The remote controls can also be used to answer or end a call remotely, providing flexibility and convenience.


4.3 Programming Emergency Numbers and Voice Message
To ensure the assistance function works correctly, you must program at least one emergency number and record an alert message. The remote controls are typically pre-registered at the factory. If you encounter issues with remote functionality, ensure emergency numbers and a voice message are properly set up, as this can affect their operation.
5. Maintenance
5.1 Cleaning
Wipe the phone and handset with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners. Ensure the phone is unplugged from the power source before cleaning.
5.2 Battery Replacement
The 4 x AA backup batteries should be replaced periodically, especially if the phone is frequently without main power or if the low battery indicator appears. Always use new alkaline batteries of the specified type.
6. Troubleshooting
If you experience problems with your Doro Secure 347, please consult the following common issues and solutions:
- No Dial Tone:
- Check if the telephone line cord is securely connected to both the phone and the wall socket.
- Ensure the power adapter is correctly plugged in and receiving power.
- Remote Control Not Activating Alarm:
- Verify that at least one emergency number has been programmed into the phone.
- Confirm that an alert voice message has been recorded. The remote function may not work if these are not set up.
- Ensure the remote control's battery is not depleted.
- The remotes are typically pre-registered. Attempting to re-register them might not be necessary or possible.
- Poor Sound Quality:
- Adjust the volume using the dedicated volume controls.
- Check for interference from other electronic devices.
- Phone Not Ringing:
- Ensure the ringer volume is not set to minimum or off.
- Check the telephone line connection.
For issues not covered here, please refer to the full Doro Secure 347 manual or contact Doro customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Doro |
| Model Number | CAREPLUS |
| Type | Corded Telephone |
| Color | Doro Secure - White |
| Dimensions (L x W x H) | 23 x 36 x 7 cm |
| Weight | 1 Kilogram |
| Power Source | Mains Powered, Battery Powered (for backup) |
| Battery Type | 4 x AA Alkaline (not included for backup) |
| Special Features | Hands-Free Function, Senior Phone Features, 2 Assistance Remote Controls, Direct Memory with Photo, Amplified Sound (Max 108 dB(A)) |
| Compatible Devices | Wireless alarm devices |
| Material | Plastic |
8. Warranty and Support
8.1 Warranty Information
Doro provides a warranty for its products. Please refer to the warranty card included with your purchase for specific terms and conditions. Spare parts availability is guaranteed for 2 years from the date of purchase.
8.2 Customer Support
If you require further assistance, have questions about your Doro Secure 347, or need to report a fault, please contact Doro customer support. Contact details can typically be found on the Doro website or in the packaging materials.





