Yes, if the lights and pump are paired with an older ICV6, they will not show up on the new controller until you reset both lights are pump.
To reset the Gyre, unplug the gyre controller and then do the following:
1) Press and hold the center button on the dial and connect the controller to power.
2) On the settings menu, select "Reset"
Once you do that, you should be able to connect the pump to the ICV6.
To reset the Ethereal, just disconnect power, press and hold the control dial then reconnect power. Once the power has been resumed while the control dial is pressed, you can see the RGB light flashing red and green, then let go of the control dial, then press and hold it for 5 seconds, the Ethereal is now
reset.