Product Guide - KX-TG4021
| Released | 2010 |
| Status | Discontinued |
| Warranty | 1 Year Parts and Labor |
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 - Handset power related problems, handset is not charging, battery icon flashes, the unit does not work.
This answer will look at possible cause and solutions for handset power related problems, handset is not charging, battery icon flashes or the unit does not work.
Troubleshooting - Error message "Check tel line"
This answer will show you troubleshooting steps to perform when "Check tel line" is displayed on the handset.
Parts and Accessories - Cordless telephone handset Guide. - Use this guide to look up handsets compatible to your telephone and where to purchase.
Looking to add additional handsets to your system? Use this guide to find handsets compatible to your model.
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 - Handset power related problems, handset is not charging, battery icon flashes, the unit does not work.
This answer will look at possible cause and solutions for handset power related problems, handset is not charging, battery icon flashes or the unit does not work.
Troubleshooting - Error message "Check tel line"
This answer will show you troubleshooting steps to perform when "Check tel line" is displayed on the handset.
Parts and Accessories - Cordless telephone handset Guide. - Use this guide to look up handsets compatible to your telephone and where to purchase.
Looking to add additional handsets to your system? Use this guide to find handsets compatible to your model.