9N.B. The unit will automatically exit the MENU settings mode if it is left idle for 12 seconds or more.7. RESET ALLPlease remove all output connections before using this feature.This option restores the factory defaults which may be louder than expected. Please review and adjust thedefault menu settings before re-connecting any output connections on the AD-100 rear panel.NB: The AD-100 is an Audio Delay device and it can also be used as a Tone Generator. Please DO NOTconnect the AD-100 directly to a headset or set of speakers it should not be used like an Audio AMP.- Press the MENU button to enter the system configuration settings.- Turn the ADJUST Knob to select the RESET ALL setting.- The cursor will flash at the beginning of this menu option.- Press MENU button again to move the flashing cursor to the setting position.- Turn the ADJUST knob to change the RESET ALL setting from NO to YES.- Press the ADJUST knob in for 2 seconds, the system will return to the factory defaults.- The setting will return to NO.- Press the MENU or MODE button to start to review the units default settings.Factory Default SettingsAUDIO_DELAY OFFDELAY_TIME 10msATTENUATION -0dBTONE_OUT OFFTONE_MODE 1KHzTONE_LEVEL +4dBu8. SOFTWARE VERSION- Press the MENU button to enter the system configuration settings.- Turn the ADJUST knob to select SOFTWARE VERSION.- The firmware version of the AD-100 is displayed for 12 seconds.9. ESCAPE- After reviewing or changing the system configuration settings.- Turn the ADJUST knob to select ESCAPE.- Press the ADJUST knob in to exit the system configuration settings mode.- Alternatively press the MODE button to exit the system configuration settings instantly.