24Test ToneUse test tone to check the speaker connection status or level.Press TEST TONE button.• Test signal will be automatically output as follows; F.L ➝ CEN ➝ F.R ➝ S.R➝ S.L ➝ S.W.• During test tone output, press …† button to adjust the speaker output levelfrom -10 to +10 dB by 1 step.To Stop Test Tone• Press TEST TONE button again.√To Automatically Output Test ToneREMOTE CONTROL1OPERATIONSetting DRC (Dynamic Range Compression)You can use this function to enjoy Dolby Digital sound when watching movies at low volume at night.Press SETUP button.• “SETUP MODE” appears on the display and enters into Setup Mode.Press INPUT button 3 times.• “DRC SETUP” appears on the display.Press SURROUND button to set DRC.• Each time you press this button, DRC : STD ➝ DRC : MAX ➝ DRC : MIN will beselected in turn.To Exit Setup Mode• Wait for about 5 seconds or turn the VOLUME CONTROL of the main unit.“SETUP MODE OFF” appears on the display and exits Setup Mode.√• STD : Sets DRC effect to standard.• MAX : Sets DRC effect to maximum.• MIN : Sets DRC effect to minimum.Setting DRCMAIN UNIT12323• You can only set this function via the main unit.