3-8
Chapter 3
Installing the System
SIO
P4
P3
P2
P1
P4
SLC
LOOP
P3
P2
P1
LAN
110-240VAC
1.4A 50/60Hz
I(ON)
O(OFF)
2. Pull the cover of the SMG-400 backward a little and lift it up to remove it.
3. Match the slots of the LOOP board with the slots of the MCU board and press down on the
loop board with your hands.
4. Tighten screws into the four holes at the edge of the LOOP board.
LOOP Board
MCU Board