OPERATIONEN-28It is default that the buzzer sounds is open.In waiting state, long pressing on numberturns off the sound.When the sounds turn off, long pressing on 8 for 3 seconds, it sounds a long beepand the sound turn off. All the buttons has no beep when they are pressed, includingthe ending cooking sounds is turn off too.Note: All m odels has m ute function and energy-saved function.This function can work under lock function too.8 for 3 seconds, it sounds a long beep,In standby mode, press the " " once (less than 3 seconds to avoidstarti ng the child lock function to enter the Energy Saver mode.)In child-locked mode, press the " " once (less than 3 seconds)and release to enter the Energy Saver Mode.Above operation is the only way to start the Energy Saver mode.The Energy Saver mode works only if the door is closed.(1)(2)(3)(4)19. TURN ON/OFF THE BUZZER SOUND20.ENERGY SAVER MODETo lock the microwave so that it cannot be operated by children or other unintendedusers, press pad for 3 seconds. You will hear a long beep. "LOC" will display.To unlock, press for 3 seconds, you will hear a long beep and "LOC" willdisappear.If the clock has been set, the oven will return to display the clock. Otherwise, "0:00"will display.(1)(2)21.LOCK FUNCTION