Basic Segment Display; Setting Outdoor Unit Option Switch And Key Function - Samsung AM TXMDCH Series Installation Manual

Basic segment display

Step
At initial power input
While setting
communication between
indoor and outdoor unit
(Addressing)
After communication
setting
(usual occasion)
❋ I/U : Indoor unit, MCU : HR Changer & MCU

Setting outdoor unit option switch and key function

Setting outdoor unit option switches : A TYPE
38
Display content
Checking segment display
Number of connected indoor units
MCU, Indoor unit address
Terminal blocks (R1, R2) for connection with the Upper Controller
(DMS, Touch, On/Off Controller, etc.)
Do not connect the power and communication wires to these terminal blocks
Display
SEG 1 SEG 2 SEG 3
"8" "8" "8"
SEG 1 SEG 2 SEG 3
Number of communicated
"A" "d"
Refer to "View Mode" for
communication address
SEG 1 SEG 2 SEG 3
I/U: "A" I/U: "0"
Reception address
(in decimal number)
MCU: "C" MCU: "1"
SEG 4
"8"
SEG 4
units
SEG 4