What is the Uverse remote code to control onkyo 636 receiver?

To control an Onkyo 636 receiver with an U-verse remote, you can try the code 31063. If that doesn't work, other codes to try include 31714 and 31499. To program the remote, press and hold the "TV" button until it turns green, then enter the code. If successful, the green light will blink and turn off; if not, repeat the process with a different code.