Introduction
This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your Amplicomms BigTel 48 Plus amplified corded telephone. Designed for ease of use, this phone features large buttons, a clear display, and enhanced audio capabilities to assist users with hearing or vision impairments.
Key features include:
- Easy to Use Big Button Amplified Phone
- Large and Clear Display
- Audio Boost for Extra Loud Handset Volume
- Hearing Aid Compatible
Package Contents
Please verify that all items listed below are included in your package:
- Amplicomms BigTel 48 Plus Telephone Base
- Handset
- Handset Cord
- Telephone Line Cord
- Power Adapter
- User Manual (this document)

Image: The Amplicomms BigTel 48 Plus telephone base, handset, coiled handset cord, straight telephone line cord, and power adapter are shown, illustrating the complete package contents.
Setup
Follow these steps to set up your Amplicomms BigTel 48 Plus telephone.
1. Connecting the Handset
- Locate the coiled handset cord.
- Plug one end of the coiled cord into the jack on the side of the telephone base, typically marked with a handset icon.
- Plug the other end of the coiled cord into the jack on the bottom of the handset. Ensure both connections are secure.
2. Connecting to the Telephone Line
- Locate the straight telephone line cord.
- Plug one end of the telephone line cord into the jack on the back of the telephone base, usually marked with a wall jack icon or "LINE".
- Plug the other end of the telephone line cord into your telephone wall jack.
3. Power Connection
- Connect the small end of the power adapter cable into the DC IN jack on the back of the telephone base.
- Plug the larger end of the power adapter into a standard electrical outlet.
- The phone display should illuminate, indicating it is receiving power.

Image: The Amplicomms BigTel 48 Plus phone, showcasing its large buttons, clear display, and overall design, ready for operation after setup.
Operating Instructions
This section details the basic functions and features of your telephone.
Making a Call
- Lift the handset from the cradle.
- Listen for a dial tone.
- Dial the desired telephone number using the large numeric keypad.
- Wait for the call to connect.
- To end the call, place the handset back into the cradle.
Receiving a Call
- When the phone rings, lift the handset from the cradle to answer the call.
- To end the call, place the handset back into the cradle.
Adjusting Volume and Audio Boost
The Amplicomms BigTel 48 Plus features an "Audio Boost" function for extra loud handset volume, ideal for users with hearing difficulties. The phone also has a loud ringer.
- Handset Volume: During a call, use the volume control buttons (often marked with arrows or +/-) on the side or front of the phone to adjust the handset listening volume.
- Audio Boost: Press the dedicated "Audio Boost" button (often marked with a speaker icon and a plus sign, or "AUDIO BOOST" on the display) to activate maximum amplification. The display will show "AUDIO BOOST" when active.
- Ringer Volume: Adjust the ringer volume using the switch or button usually located on the side or back of the phone. The ringer can reach up to 90 dB.

Image: A detailed view of the phone's keypad and display, highlighting the "AUDIO BOOST" indicator, the M1 and M2 speed dial buttons, and visual cues for +40dB amplification and 90dB ringer volume.
Speed Dial (M1/M2 Buttons)
The M1 and M2 buttons allow you to store and quickly dial frequently used numbers.
Programming Speed Dial Numbers:
- Lift the handset.
- Press the STORE button (if available, or refer to specific manual for programming sequence).
- Dial the phone number you wish to save.
- Press the M1 or M2 button to assign the number to that memory key.
- Place the handset back into the cradle.
Using Speed Dial:
- Lift the handset.
- Press the M1 or M2 button. The stored number will be dialed automatically.
Redial Function
To redial the last number called:
- Lift the handset.
- Press the REDIAL button (often marked with an 'R' or a curved arrow). The last dialed number will be automatically redialed.
Mute Function
During a call, press the MUTE button (if available) to temporarily disable your microphone, allowing you to speak privately without the other party hearing you. Press it again to unmute.
Hearing Aid Compatibility
The Amplicomms BigTel 48 Plus is designed to be compatible with hearing aids. If you use a hearing aid with a T-coil (telecoil) setting, switch your hearing aid to the "T" or "MT" position for an optimized listening experience, reducing background noise and feedback.
Maintenance
Proper care and maintenance will ensure the longevity of your telephone.
- Cleaning: Use a soft, damp cloth to clean the telephone's surface. Do not use abrasive cleaners, waxes, or solvents as they may damage the finish.
- Liquid Exposure: Keep the telephone away from water and other liquids. If the phone comes into contact with liquid, immediately unplug it from the wall jack and power outlet.
- Storage: Store the telephone in a cool, dry place away from direct sunlight and extreme temperatures.
- Cords: Periodically check all cords for damage or fraying. Replace any damaged cords immediately.
Troubleshooting
If you experience issues with your telephone, please refer to the following table for common problems and their solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No dial tone | Telephone line cord is loose or disconnected. | Ensure the telephone line cord is securely plugged into both the phone and the wall jack. |
| Cannot hear caller / Caller cannot hear me | Handset volume is too low; Mute function is active; Handset cord is loose. | Increase handset volume. Deactivate Mute. Ensure handset cord is securely connected. |
| Phone does not ring | Ringer volume is set to off or too low. | Adjust the ringer volume switch/button to an audible level. |
| Display is dim or unreadable | Insufficient power; Environmental lighting conditions. | Ensure power adapter is securely connected. Adjust phone's position to avoid glare from light sources. |
| Buttons are unresponsive | Temporary software glitch; Power issue. | Unplug the power adapter and telephone line cord for 1 minute, then reconnect. |
Specifications
Detailed technical specifications for the Amplicomms BigTel 48 Plus telephone:
- Model Number: Amplicomms BigTel 48
- Color: Black
- Telephone Type: Corded
- Power Source: Battery Powered (with included power adapter for full functionality)
- Answering System Type: Digital
- Compatible Devices: Hearing Aids, Standard Telephone Lines, Devices with Handsfree Mode
- Multiline Operation: Multi-Line Operation
- Phone Standby Time: 99 hours
- Caller Identification: No
- Item Weight: 2.07 pounds
- Package Dimensions: 9.13 x 8.35 x 3.03 inches
- Manufacturer: Amplicomms
- Date First Available: January 8, 2024
Warranty and Support
Your Amplicomms BigTel 48 Plus telephone is covered by a manufacturer's warranty. Please refer to the warranty card included in your original packaging for specific terms and conditions, including the warranty period and coverage details.
For technical support, troubleshooting assistance beyond this manual, or warranty claims, please contact Amplicomms customer service. Contact information can typically be found on the manufacturer's official website or on the product packaging.
It is recommended to have your product model number (Amplicomms BigTel 48) and purchase date ready when contacting support.







