Samsung SMG-3200 - Manual (Page 23)

2-5
If you change the S6,S7,S8 , the SMG-3200 system doesn ’t work normally.
R2 Board Installation Slot
This slot is intended for the installation of the R2 board, a daughter board of the MGCB board.
You can find detailed information about the R2 board in the following section.
E1/PRI, T1 Board Installation Slot
This slot is intended for the installation of the E1/PRI, T1 board, a daughter board of the
MGCB board. You can find detailed information about the E1/PRI, T1 board in the following
section.
Daughter Boards of MGCB Board
Daughter boards of MGCB board include the E1/PRI, T1 board and R2 board. This section
describes the features of each daughter board.
R2 Board
The R2 board provides and 8 channels R2 signaling through a digital trunk (E1).
E1/PRI, T1 Board
The E1/PRI, T1 board provides interfaces to connect E1, ISDN PRI, or T1 station lines to an
SMG-3200 system.
Configuring DIP switch and jumper executes the software for E1 or ISDN PRI service
automatically. T1 board is also setup automatically by software when installed.
The E1 is a high-speed digital line with a data transmission rate of 2.048Mbps. The E1 offers 32
separated communication channels. 30 channels are used for PCM data communication at 64Kbps,
and 2 channels are used for communication signaling.