Replacing the RTC battery in FrSky TANDEM transmitters

🔗 https://www.MrD-RC.com 🔗   / mrd_rc  

In this video we look at how to replace the real-time clock (RTC) battery in the FrSky Tandem transmitters. This video covers the X20, X20S, and X18. For the X20/S you will need PH1 and PH0 screwdrivers. For the X18, you only need a PH1.

The battery in both transmitters is the CR1220.

✈️ Contents ✈️
00:00 Introduction
00:50 Removing the back of the X20
03:26 - Moving the ISRM module out the way to access the battery
04:35 - Replacing the battery
05:25 - A couple of things of note inside the transmitter. How to rotate the gimbals
06:05 - Putting the X20 transmitter back together
10:59 Removing the back of the X18
13:12 - Replacing the RTC battery
13:41 - Gimbal spring tension adjusters and the ratchet and stiffness of the throttle
14:29 - Antennae orientation
15:07 - Putting the Tandem X18 back together
17:02 Conclusion

Thank you for watching this video. Time is precious, so I hope that you got some benefit from this video. If you have any questions, please leave a comment and I'll do my best to answer. Please try to keep questions relevant to the video in, as they may also help others who have the same question.

✈️ In this video ✈️
⚙️ FrSky X20S Tandem transmitter: https://bit.ly/MrD_3x6n6JL
⚙️ FrSky X18 Tandem transmitter: https://bit.ly/MrD_3LD7R1j

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