7. Pedal Release Pins These two pins are spring-loaded hinges that hold the pedal in place. Push these pins in to release the pedal from the pedal chassis exposing the battery compartment. (See battery replacement diagram.) 8. Pedal Press the pedal to turn the effect on and off. 9. Out 1(Mono) Jack Connect this output to a single guitar amplifier when only one amp is being used. 10. Indicator LED This LED lights when the effect is turned on. If the LED becomes dim or does not light when the cables are connected, the battery needs to be replaced. 11. Out 2 Jack Connect this output to a second amplifier for stereo reverb. Stereo is the best way to get the most effective reverb experience from the DigiVerb pedal.