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Summary of Contents for Ericsson RBS 2308
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Page 1: Product Description
2/EN/LZT 720 0327 P1D RBS 2308 Radio Base Station Product Description The RBS 2308, a member of the RBS 2000 family, is a 4 TRX radio base station for indoor and outdoor applications. P010237A P010083A 1(22) -
Page 2: Table Of Contents
Radio Base Station RBS 2308 Contents Product Overview Main features Variants Optional Equipment Dimensions Space requirements Environment Operating Environment Environmental Impact Materials Hardware Units Standard Hardware Units Optional Hardware Units Interfaces External connections OMT Interface Operator Interface Power System Power Supply... -
Page 3: Product Overview
RBS 2308 Radio Base Station Product Overview The RBS 2308 is an outdoor micro base station. It can be used for indoor or outdoor applications, with four transceiver (TRX) units. The cabinet can be mounted on walls, poles or masts. -
Page 4: Dimensions
The dimensions of the basic RBS 2308 cabinet are shown in the figure below. Unit of measurement: mm P010238A Figure 1 RBS 2308 dimensions The weights of the RBS 2308 and of the major units to be handled are given in the table below. Table 1 Weights of RBS 2308 and major units... -
Page 5: Space Requirements
5 0 0 Unit of measurement: mm P010123A Figure 2 Space requirements Mounting Base Holing Pattern The mounting base of the RBS 2308 has the same holing pattern as that of the RBS 2302. 2/EN/LZT 720 0327 P1D 5 (22) -
Page 6: Environment
Figure 3 Base frame and installation frame holing pattern Environment This section provides an overview of the operating environment, environmental impact, and materials used in the RBS 2308. Operating Environment Climatic Requirements Temperature limits for operation, transport, storage and handling of the RBS 2308 are given in the table below. -
Page 7: Materials
RBS 2308 Radio Base Station Heat Dissipation Average heat loads of the RBS 2308 are given in the table below. The exact figures are dependent upon configuration, equipment and site-specific conditions. Table 3 Average heat load Operating condition Average heat load... -
Page 8: Standard Hardware Units
TIM, and most external interfaces are located on the IXU. Number of units: 1 MBU – Mounting Base Unit The MBU is the mechanical mounting interface for the RBS 2308. It also contains the interface for the main power supply, and provides surge and 8 (22) -
Page 9: Optional Hardware Units
Number of units: 0 – 2 RRU – Remote Radio Unit The RRU contains the tranceivers; it handles the combining and distributing functions for the RBS 2308. The RRU has integrated power supply and climate control. Number of units: 1... -
Page 10: Interfaces
Most external connectors enter the cabinet through the bottom. The earthing connection is located on the top of the MBU, and the OMT connection is on the side of the IXU. External connections for the RBS 2308 include the following: • Antenna interface •... - Page 11 RBS 2308 Radio Base Station Antenna Connections on RRU Depending on the specific configuration used, antenna connections may be made at the RRU, the RXBP, and the MCB. Antenna connections on the RRU are shown in the figure below. AC/DC power...
- Page 12 Radio Base Station RBS 2308 R X B P -A R X 2 R X B P 2 R X 1 R X B P 1 P010138A Figure 7 Antenna connection ports on RXBP Table 5 Antenna connection ports on RXBP...
- Page 13 Transmission wire screen is grounded. Receive Grounding wire screen can be grounded. External Alarms The RBS 2308 is equipped with four external alarms, located in the IXU, see Figure 9. Parameters are given in the table below. 2/EN/LZT 720 0327 P1D 13 (22)
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Page 14: Omt Interface
25-pin D-sub HD, female or positioning) OMT Interface The OMT interface for RBS 2308 is located on the right side of the IXU. It is a 9-pin D-sub (female) connector. Operator Interface The Man-Machine Interface (MMI) in the RBS 2308 is comprised of indicators and buttons located on the hardware units in the cabinet. - Page 15 RBS 2308 Radio Base Station The following buttons are found on the RRU: Table 11 RRU buttons Button Description RRU Reset Resets the RRU. Local/Remote Changes mode between local and remote The following table describes the indicators found on the RRU, and their meaning when the indicator is lit.
- Page 16 Radio Base Station RBS 2308 RRU-M EDGE RRU Reset Fault Operational Local RF off Local/Remote AC power on DC power on RRU temp. P010111A Figure 10 RRU Interface panel The following buttons are found on the IXU: Table 13 IXU buttons...
- Page 17 RBS 2308 Radio Base Station Table 14 IXU indicators Indicator Colour Description Fault Fault detected on the IXU. Operational Green IXU is operational. Local Yellow IXU is in local mode. RBS fault Yellow RBS fault detected. One or several external alarms active...
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Page 18: Power System
RRU on/off AC/DC Power on/off to the RRU Power System This section provides information on the power system of the RBS 2308. The main characteristics of the RBS 2308 power supply are: • Only alternating current (AC) mains supply is used. -
Page 19: Power Supply
RBS 2308 Radio Base Station • AC Mains voltage range: 100 – 127 V AC Power Supply AC Mains Supply Voltage Single-phase AC is used, voltage range 100 – 127 V AC. Both 50 MHz and 60 MHz nominal frequencies may be used. -
Page 20: Power Consumption
Multidrop Up to ten RBSs can be cascaded using multidrop. External Alarms The RBS 2308 supports a maximum of 4 external alarms, located in the IXU. Alarms can be defined as breaking or closing. Standards, Regulations and Dependability In this section a brief overview over standards, type approval and electromagnetic compatibility are stated. -
Page 21: Safety Standards
Dependability The RBS 2308 is designed for a technical lifetime of 20 years (24-hour operation) at an average ambient temperature of +25°C. Certain components of the RBS 2308 may have a shorter lifetime. -
Page 22: Radio Base Station Rbs
Radio Base Station RBS 2308 Ericsson AB Due to continued progress in methodology, design and manufacturing, SE-164 80 Stockholm the contents of this document are subject to change without notice. Sweden implementation.GSMsupport@era.ericsson.se © Ericsson AB 22 (22) 2/EN/LZT 720 0327 P1D...
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