Samsung MWR-TH00 Installation Manual page 11

Individual & Group control : Controlling 1 indoor unit of 3 indoor units with ADDRESS
'0' of the wired remote controller individually and controlling
the other 2 indoor units with ADDRESS '1' of the wired
remote controller as a group.
Indoor unit PCB
SW4
DVM Outdoor unit
MAIN RCM
ADDRESS ADDRESS
Indoor unit
MAIN RMC MAIN RMC MAIN RMC
Wired remote controller
Group control
11
E-