31Press Auto OFF/ON button to toggle remote control receiving sound.- Short “beep”: Turn OFF remote control receiving sound.- Long “beep”: Turn ON remote control receiving sound.After Auto OFF/ON button is pressed, the 20 seconds counter for Remote Control Receiving Sound OFF/ONMode is restarted.11.2 Remote Control Button11.2.1 SET Button To check remote control transmission code and store the transmission code to EEPROMo Press “Set” button continuously for 10 seconds by using pointero Press “Timer Set” button unit a “beep” sound is heard as confirmation of transmission code change.11.2.2 RESET (RC) To clear and restore the remote control setting to factory default.o Press once to clear the memory11.2.3 RESET (AC) To restore the unit’s setting to factory default.o Press once to restore the unit’s setting11.2.4 TIMER ▲ To change indoor unit indicator’s LED intensity:o Press continuously for 5 seconds.11.2.5 TIMER ▼ To change remote control display from Degree Celsius (°C) to Degree Fahrenheit (°F)o Press continuously for 10 seconds.11.2.6 CLOCK Button To change the remote control time format:o Press for more than 5 seconds