User's Manual

CHAPTER 3. SPI-2213 Architecture
3-14 © SAMSUNG Electronics Co., Ltd.
3.2.5 Interface Structure
The layout of SPI-2213 interfaces is as shown in the figure below:
MIMO Support
Figure 3.9 Interfaces of SPI-2213 (MIMO)
The SPI-2213 supports MIMO and provides the administrator with the following external
interface.
y External Interface of DU
Category Interface Type Port No. Connector Type
2 1000 Base-X: SFP (LC) Simultaneous operation of 1000Base-
X and 100/1000Base-TX
2 100/1000 Base-Tx: RJ-45
Backhaul
100/1000 Base-TX 4 RJ-45
GPS Antenna Analog RF 1 SMA
RRH interface Digital I/Q and C & M Max. 6 SFP (Single mode)
y External Interface of RRH-2
Category Interface Type Port No. Connector Type
TX coupling port Analog RF 2 SMA
Antenna Interface Analog RF (Main Traffic) 2 N-type
DU interface Digital I/Q and C & M 1 Optic (LC)
Power DC power (-48 VDC) 1 Circular Connector
MMA-G
DU
MEI-B
Main Processing
Clock Processing
Power Filter
&
Distribution
DPM-FI
MRA-F
Digital I/Q
and C & M path
Baseband
Processing
External Alarm
&
Control
FAN Alarm from FAN-FD 48
Open/Short for UDA
High Temp. Alarm form Temp. Sensor
-48 VDC
FE to Console
RS-232 for Debug port
From GPS Ant
Analog 10 MHz Output
RS-232 for Debug
Digital I/Q and C & M(Optic)
From/to RRH
RRH
E/O, O/E conversion
RET Relay
Digital I/Q and C & M(Optic)
from/to MRA-F
TDD Clock Output
Digital I/Q and
C & M path
E/O, O/E conversion
2Tx ports to Antenna
2Rx ports from Antenna
RF output monitoring
RS-232 for Debug
TDD Signal Output
-48 VDC input
DC Power to RET
RF Processing
Power Module