![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-5-1024x767.jpeg\")
<\/figure>\n\n\n\n![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-9-1024x768.jpeg\")
<\/figure>\n<\/figure>\n<\/div>\n<\/div>\n\n\n- Tools and parts required<\/a>
- Removing the old RF module<\/a>
- Installing the new ELRS RF module<\/a>
- Update Edge TX settings<\/a><\/ul><\/div><\/div><\/div><\/div><\/div>\n\n\n
Tools and parts required<\/h3>\n\n\n\n
- \n
- 1.5mm Hex driver<\/a><\/li>\n\n\n\n
- 2.0mm Hex driver<\/a><\/li>\n\n\n\n
- Hot Glue gun<\/li>\n\n\n\n
- small zip-tie<\/li>\n\n\n\n
- Replacement internel ELRS RF module for TX16S<\/a><\/li>\n<\/ul>\n\n\n
\n![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-0-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\nRemoving the old RF module<\/h3>\n\n\n\n
- \n
- Remove Battery cover and battery.<\/li>\n\n\n\n
- Remove side grips and external RF module bay cover<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-1-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Remove 2 screws next to antenna.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-2-1024x767.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Remove 4 screws at the back.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-3-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Carefully lift the back cover. There is one or two speaker cables connected between back cover and Main board. Disconnect them before taking apart the back cover.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-4-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\n<\/p>\n\n\n\n
- \n
- Cut the zip-tie holding the antenna cable to the plastic frame. Be careful not to cut or crimp the antenna cable.<\/li>\n\n\n\n
- Disconnect the RF board data cable from the main board. The new RF module comes with new cable attached.<\/li>\n<\/ul>\n\n\n\n<\/figure>\n<\/div>\n\n\n
- \n
- Remove 3 screws from the the RF board.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-6-1024x767.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Carefully disconnect the SMA antenna connector from the RF board.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-7-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Carefully remove all old glue from the SMA connector.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-8-1024x767.jpeg\")
<\/figure>\n<\/div>\n\n\nInstalling the new ELRS RF module<\/h3>\n\n\n\n
- \n
- Install the replacement ELRS RF module and install the 3 screws.<\/li>\n<\/ul>\n\n\n\n<\/figure>\n<\/div>\n\n\n
- \n
- Install the SMA antenna connector on the RF module.<\/li>\n\n\n\n
- Put a zip-tie around the antenna cable and RF board mount to give some strain relief to the antenna SMA connection.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-10-1024x767.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Put some hot glue on the SMA connector to ensure it doesn’t easily come off during use.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-11-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Connect the RF data cable to the main board.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-11b-1024x764.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Install the back cover, be sure to attach the speaker cables to the main board.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-12-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Install 4 screws on the back cover.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-13-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Install 2 screws on the antenna holder.<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-14-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\n- \n
- Fix the side grips, RF bay cover, Battery and Battery cover<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-4in1-to-elrs-15-1024x768.jpeg\")
<\/figure>\n<\/div>\n\n\nUpdate Edge TX settings<\/h3>\n\n\n\n
- \n
- Power ON the controller and go to Hardware settings. SYS->Hardware<\/strong><\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-hardware.png\")
<\/figure>\n<\/div>\n\n\n- \n
- Scroll down to Internal RF<\/strong> and select CRSF<\/strong>. Choose preferred baud rate. e.g. 1.87M<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-internal-rf-2.png\")
<\/figure>\n<\/div>\n\n\n- \n
- For each model, start the Express LRS app and choose required settings. SYS->Tools->ELRS<\/li>\n<\/ul>\n\n\n\n
![\"\"](\"https:\/\/originhobbies.com\/wp-content\/uploads\/2025\/11\/tx16s-tools.png\")
<\/figure>\n<\/div>\n\n\n<\/p>\n\n\n\n
That’s it. We hope you found this guide helpful.<\/p>\n","protected":false},"excerpt":{"rendered":"
This article shows you how to replace the internal RF module for TX16S form 4in1 to ELRS. Tools and parts required Removing the old RF module Installing the new ELRS RF module Update Edge TX settings That’s it. We hope you found this guide helpful.<\/p>","protected":false},"author":34,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_eb_attr":"","footnotes":""},"class_list":["post-21553","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/Ph9vxs-5BD","_links":{"self":[{"href":"https:\/\/originhobbies.com\/fi\/wp-json\/wp\/v2\/pages\/21553","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/originhobbies.com\/fi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/originhobbies.com\/fi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/originhobbies.com\/fi\/wp-json\/wp\/v2\/users\/34"}],"replies":[{"embeddable":true,"href":"https:\/\/originhobbies.com\/fi\/wp-json\/wp\/v2\/comments?post=21553"}],"version-history":[{"count":0,"href":"https:\/\/originhobbies.com\/fi\/wp-json\/wp\/v2\/pages\/21553\/revisions"}],"wp:attachment":[{"href":"https:\/\/originhobbies.com\/fi\/wp-json\/wp\/v2\/media?parent=21553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- For each model, start the Express LRS app and choose required settings. SYS->Tools->ELRS<\/li>\n<\/ul>\n\n\n
- Scroll down to Internal RF<\/strong> and select CRSF<\/strong>. Choose preferred baud rate. e.g. 1.87M<\/li>\n<\/ul>\n\n\n
- Power ON the controller and go to Hardware settings. SYS->Hardware<\/strong><\/li>\n<\/ul>\n\n\n
- Fix the side grips, RF bay cover, Battery and Battery cover<\/li>\n<\/ul>\n\n\n
- Install 2 screws on the antenna holder.<\/li>\n<\/ul>\n\n\n
- Install 4 screws on the back cover.<\/li>\n<\/ul>\n\n\n
- Install the back cover, be sure to attach the speaker cables to the main board.<\/li>\n<\/ul>\n\n\n
- Connect the RF data cable to the main board.<\/li>\n<\/ul>\n\n\n
- Put some hot glue on the SMA connector to ensure it doesn’t easily come off during use.<\/li>\n<\/ul>\n\n\n
- Install the replacement ELRS RF module and install the 3 screws.<\/li>\n<\/ul>\n\n\n
- Carefully remove all old glue from the SMA connector.<\/li>\n<\/ul>\n\n\n
- Carefully disconnect the SMA antenna connector from the RF board.<\/li>\n<\/ul>\n\n\n
- Remove 3 screws from the the RF board.<\/li>\n<\/ul>\n\n\n
- Carefully lift the back cover. There is one or two speaker cables connected between back cover and Main board. Disconnect them before taking apart the back cover.<\/li>\n<\/ul>\n\n\n
- Remove 4 screws at the back.<\/li>\n<\/ul>\n\n\n
- Remove 2 screws next to antenna.<\/li>\n<\/ul>\n\n\n
- 2.0mm Hex driver<\/a><\/li>\n\n\n\n
- Removing the old RF module<\/a>