2-2
Chapter 2
System Boards
MCU Board
This section describes the structure of MCU board and features of each part.
Structure of Board
The MCU board is composed of MGCB part, VoIP part, and SLC part. The board has LOOP board
installation slot and one DIP switch.
❶
❶
❶
❶
MGCB Part
This part controls the operation of the entire SMG-400 system. Refer to
'
MGCB Part'
for more
detailed information.
❷
❷
❷
❷
VoIP Part
This part converts voice data used in a PSTN into data used in an IP network. Refer to
'
VoIP Part
'
for more detailed information.
❸
❸
❸
❸
SLC Part
This part provides four analog telephone ports. Refer to
'
SLC Part
'
for
more detailed
information.
❹
❹
❹
❹
LOOP Board Installation Slot
An optional board, a LOOP board can be installed in this slot.
o
VoIP Part
p
SLC Part
r
DIP Switch
q
Loop Board Installation Slot
n
MGCB Part