Samsung MHFEEA Series Installation Manual page 21

Wiring and Communication Cable Connection
Connect the power cable, which is connected with the outdoor unit and supplied by another source,
making sure that the power cable terminal should not be changed.
The F3 and F4 communication cable may be cross-connected, however, it is recommended that they
are connected to the corresponding F3 and F4 terminal.
Indoor Unit
MAIN PCB
CN51 BLK
Float Switch
Drain Pump
(Optional)
1(L) 2(N) Vc Vc Vw Vw
1(L) 2(N)
Indoor
Power
Terminal
Outdoor Unit
Receiver &
Display Unit
(Optional)
CN74 YEL
F1 F2 V1 V2
Between Indoor
and Outdoor
Communication
Terminal
F3 F4
V2
Wired Remote
Controlle
V1
I I U
NSTALLING THE NDOOR NIT
CN31 RED
CN33 BLU
COM2
(F3, F4)
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