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4  REMOTE CONTROL RECEIVING SOUND OFF/ON MODE 
The Remote Control Receiving Sound OFF/ON Mode will be activated if the Auto OFF/ON button is pressed 
continuously for more than 16 seconds (4 “beep” sounds will occur at 16th seconds to identify the Remote 
Control Receiving Sound Off/On Mode is in standby condition) and press “AC Reset” button at remote 
control. 
 
Press “Auto OFF/ON button” to toggle remote control receiving sound. 
o  Short “beep”: Turn OFF remote control receiving sound. 
o  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/ON 
Mode is restarted. 
 
15.2 Remote Control Button 
15.2.1 SET BUTTON 
  To check remote control transmission code and store the transmission code to EEPROM 
o  Press “SET” button continuously for 10 seconds by using pointer. 
o  Press “TIMER SET” button until a “beep” sound is heard as confirmation of transmission code changed. 
 
15.2.2 RESET (RC) 
  To clear and restore the remote control setting to factory default. 
o  Press once to clear the memory 
 
15.2.3 RESET (AC) 
  To restore the unit’s setting to factory default 
o  Press once to restore the unit’s setting. 
15.2.4 TIMER ▲ 
  To change indoor unit indicator’s LED intensity 
o  Press continuously for 5 seconds. 
 
15.2.5 TIMER ▼ 
  To change remote control display from Degree Celsius (°C) to Degree Fahrenheit (°F) 
o  Press continuously for 10 seconds.