Samsung MCU-S6NEK2N Installation Manual page 23

Process
2. DIP switch Set using each port (connected to indoor unit) by DIP switch
setting for
Example> If you want to connect indoor units at A,B,C,F port, set DIP switch 1,2,3,2 to 'ON'
using each
port
DIP S/W
ON
1 2 3 4
Default
ON
1 2 3 4
Using A, B, C, F port
3. DIP switch [MCU-S6*, MCU-S4*, MCU-S2*, MCU-S1*]
setting
When twinning 2 adjacent ports, Y-connectors can only be connected to the port combinations noted below.
for using
Allowed Y-connector port combinations: A + B, C + D, E + F ports
Y-connetor
Y-connector port combinations that are NOT allowed: B + C port, D + E port, any non-continuous port
(example: A+C)
Set Dip Switch Settings when using Y-connector
S/W Option
ON
1 2 3 4
Default
DIP switch for indoor unit setting
ON
(ON: Use, OFF: Not use)
1 2
ON
1 2
S/W Option S/W Option
ON ON
1 2 3 4 1 2 3 4
Combination of
Combination of
C+D port
A+B port
S/W Option
ON
1 2 3 4
Combination
of E+F port
23