If you push the red button on the card cage box it will put you into the setup mode for the game. On the red LED display you will see SND 1, SND2, etc. Pushing the Max Bet button plays the sound at the current volume. Pushing the Spin Reels button changes the first number in the sound setting. To switch to the second number you must turn the reset key. Continuing pushing the red button on the card cage until you return to the door open notice and then you will be back to normal attract mode with the new sound volume settings.