One more thing to check. Do the power up of the Tx while holding down the RTN/home button and make sure the RF is on. (Or however you enter the range check menu for the 16IZ).
Only other thought I have is to hold the link button down longer on the Rx when you turn it on. Like for three seconds.
Last edited by Charlie P.; 08-24-2022 at 06:02 AM.