En 58SETUPSetting various functions (Setup menu)■ Goes enter standby mode automaticallywhen you leave it without operatingIf you do not operate this unit or use the remote control for anextended period of time, it will automatically go into standby mode(Auto Power Down function). This function’s default setting is“Off.” When you want to enable this function, set the amount oftime to pass before this unit will enter standby.■ Setting the brightness of the front paneldisplaySets the brightness of the front panel display. Lowering the settingdims the display.Setting the sound field programYou can set the parameters for the sound field programs (☞p. 59).Prohibiting setting changesProhibits setting changes to prevent careless changes being madeto the settings on Setup menu.AutoPowerDownOff (Default) Auto Power Down function is disabled.4hours Goes into standby mode, when you have not operatedthis unit for four hours.8hours Goes into standby mode, when you have not operatedthis unit for eight hours.12hours Goes into standby mode, when you have not operatedthis unit for twelve hours.This unit starts a countdown of 30 seconds before entering thestandby mode. Pressing any key of the remote control during thecountdown cancels entering the standby mode and reset thetimer.DimmerAdjustable range -4 to 0Default setting 0Off (Default) Settings are not protected.On Prohibits changes to the settings on Setup menu untilit is returned to “Off.”While set to “On,” the unit displays “MemoryGuard!” when an attempt is made to change thesettings.SWCLSL SRR;DSPParameterSETUP VOL.SWCLSL SRR;Memory GuardSETUP VOL.