Samsung MWR-TH00 Installation Manual page 20

Installing to COM2(F3, F4) (cont.)
2-remote controller control : 2-remote controller means 2 wired remote controllers
control 1 indoor unit.
Set the DS03 switch of the wired remote controller
PCB as shown in the picture.
Wired remote controller PCB Indoor unit PCB
Outdoor unit
COM1
Indoor unit
COM2
Wired remote Wired remote
controller(Master) controller(Slave)
DS03 DS03
(Set to '0') (Set to '1')
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