48 TASCAM DR-680Power AUTO OFF settingsUse the AUTO OFF item to set the amount of time sincebeing last used until the unit’s power automaticallyturns OFF when operating on batteries.Options: OFF (default value—AUTO OFF disabled),3min, 5min, 10min, 30minTurning the backlight off automaticallyUse the BACKLIGHT item to set the amount of timesince being last used until the backlight automaticallyturns OFF when operating on batteries.Options: OFF, 5sec (default value), 10sec, 15sec,30secCascade settingsUse the CASCADE item to set the cascade function.Options: OFF (default setting—cascade disabled),MASTER, SLAVESetting the extent of the panel operationlock functionYou can set which controls are disabled when youengage the panel operation lock function, which isactivated by pressing and holding the MIX key.TOP : Button operation of the top panel is disabled.FRONT : Button operation of the front panel is disabled.T+F : Button operation of both the front and top panelsis disabled.Setting the battery typeUse the BATTERY item to set the type of battery used.The unit uses this setting to display the remainingbattery charge and determine the minimum necessaryremaining charge for correct operation.Options: ALKALI (alkaline batteries (default value)),Ni-MH (nickel metal hydride batteries)9 – Other Settings and Information Display