This function produces a beep sound that accompanies buttonoperation. It can be switched on or off.Display and setting:"Beep ON" : Beep setting is on. (Default setting)"Beep OFF" : Beep setting is off.The beep sound is not output from the preout jacks.NOTETouch Sensor Tone"CODE" appears in the display, you can start inputting the code.Press the Preset button and input the security code again.Hold down the DISP button again for three seconds or more."APPROVED" will appear in the display, with the code securityfunction turning on. From this point on, if the unit isdisconnected from the battery, the security code must beentered the first time that the unit's power is turned on."ENTER" and "CODE" will appear in the display, asking you toinput the code.If you input an incorrect security code, the code setting modewill be cancelled automatically. Follow the steps from 3 to 7above again.If you press the RESET button or remove the battery:The first time you turn the unit on again, "CODE" will appear inthe display, asking you to input the security code.Repeat steps 6 and 7 above, and input the security code.You can start operating the unit again when "APPROVED"appears in the display.If you enter the wrong code, "Waiting" is displayed and youcannot make further input of the code for a fixed interval (seetable below), which grows longer each time you enter the wrongcode.When "CODE" is displayed, you can make input again.The number of wrong inputs is displayed.Number of wronginputsInterval until next inputis allowed1 -2 5 minutes3 1 hour4 24 hoursNOTENOTE76— 29 —