Product Guide - KX-TGA20B
How to register / deregister a telephone handset.
The supplied handset and base unit are preregistered. If for some reason the handset is not registered to the base unit, or if you purchase an additional handset, this answer will show you how to register the handset.
Troubleshooting - The handset or base unit does not ring.
This answer will show you troubleshooting steps to perform when the handset or base unit does not ring.
Troubleshooting - Error Messages on a telephone display. ex Line in Use, No link, Base no power
This answer will provide you with a list on messages that may display on a telephone, what they mean and what to do when the message is displayed.
Troubleshooting - Error message "Check tel line"
This answer will show you troubleshooting steps to perform when "Check tel line" is displayed on the handset.
Cordless Telephone Handset Compatibility Guide: Find Compatible Handsets for Your Model and Where to Purchase
Looking to add additional handsets to your system? Use this guide to find handsets compatible to your model.
How to register / deregister a telephone handset.
The supplied handset and base unit are preregistered. If for some reason the handset is not registered to the base unit, or if you purchase an additional handset, this answer will show you how to register the handset.
Troubleshooting - The handset or base unit does not ring.
This answer will show you troubleshooting steps to perform when the handset or base unit does not ring.
Troubleshooting - Error Messages on a telephone display. ex Line in Use, No link, Base no power
This answer will provide you with a list on messages that may display on a telephone, what they mean and what to do when the message is displayed.
Troubleshooting - Error message "Check tel line"
This answer will show you troubleshooting steps to perform when "Check tel line" is displayed on the handset.
Cordless Telephone Handset Compatibility Guide: Find Compatible Handsets for Your Model and Where to Purchase
Looking to add additional handsets to your system? Use this guide to find handsets compatible to your model.