Stated above, you may have to start from the beginning. Remove steering servo & ESC. Use battery cage that comes with Spektrum, Bind the TX & RX. If it uses a jumper to Bind, Have jumper. When it confirms bind, reconnect servo & ESC and continue the calibration of ESC, per manual. Shut the ESC and radio system, then turn them on. It should intialize, LED should be normal, and operating.