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Summary of Contents for Ericsson RBS 2308
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Page 1: Product Description
EN/LZT 720 0327/3 Uen R1A RBS 2308 Micro RBS Product Description The RBS 2308, a member of the RBS 2000 family, is a 4 TRX radio base station for indoor or outdoor use. P010083A 1 (30) -
Page 2: Table Of Contents
Micro RBS 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 Internal Interface OMT Interface Operator interface Power System... -
Page 3: Product Overview
RBS 2308 Micro RBS Product Overview The RBS 2308 is an outdoor micro base station. It can be used for indoor or outdoor applications, with four transceivers (TRX). The cabinet can be mounted on walls, poles or masts. The RBS 2308 is designed for use with BSS R9.1C or later. It supports GPRS (CS-1, CS-2, CS-3, and CS-4), HSCSD, and EGPRS in the Micro concept. -
Page 4: Optional Equipment
Micro RBS RBS 2308 Optional Equipment The equipment listed below is available, but is not necessary for basic operation: • Fan unit • Mast-mounting fixtures • Multicasting Box (MCB) • RX Bandpass Filter (RXBP) 4 (30) EN/LZT 720 0327/3 Uen R1A... -
Page 5: Dimensions
433 mm Depth 224 mm 270 mm (1) With fan unit. (2) With RXBP. The weights of the RBS 2308 and of the major units to be handled are given in the table below. 5 (30) EN/LZT 720 0327/3 Uen R1A... - Page 6 Weights of RBS 2308 and major units Unit Weight 9.5 kg 6.5 kg 23.5 kg Sunshield 1.5 kg Total 41 kg Colour The RBS 2308 is available in grey (reference number NCS S2502–R). 6 (30) EN/LZT 720 0327/3 Uen R1A...
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Page 7: Space Requirements
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 mounting base, see Figure 2 on page 7. 7 (30) EN/LZT 720 0327/3 Uen R1A... -
Page 8: Environment
This section provides an overview of the operating environment, environmental impact, and materials used in the RBS 2308. Operating Environment The operational temperature limits of the RBS 2308 depend upon the power supply and whether or not the fan is used, see tables below. Table 3... -
Page 9: Environmental Impact
Environmental Impact This section describes the effects that the cabinet has on the environment. 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. -
Page 10: Hardware Units
Replaceable Units (RUs). A faulty RU can easily be replaced by a new one. Screw plugs Sunshield Fan Cover Flash Card Sunshield IXU (RBS 2308 Master) RXBP P010530A Figure 3 RBS 2308 overview Standard Hardware Units This section briefly describes the standard hardware units required for operation. - Page 11 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 transient protection for incoming lines. Circuit breakers for primary power and a switch for RRU power are located here.
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Page 12: Optional Hardware Units
This section describes the RBS 2308 optional hardware units. Fan Unit The fan unit provides addtional cooling to the RBS 2308. It is located on top of the RBS, on the RRU. The fan is controlled by the RRU and receives power from it. -
Page 13: 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 14 Micro RBS RBS 2308 • OMT interface • GPS/LMU signalling interface • DC for MINI-LINK or LMU Antenna Connections In GSM 1900, antenna connections are made at the RRU and the MCB. This section describes the antenna connectors located on the RRU and the MCB.
- Page 15 RBS 2308 Micro RBS T X ( /R X A N T 1 T X ( /R X A N T 2 L O A D M C B 8 0 0 9 0 0 P010139A Figure 6 MCB antenna connection ports...
- Page 16 N connector (female) RXBP2 TNC (female) N connector (female) RXBP1 TNC (female) Transmission The RBS 2308 has four transmission ports, located in the IXU, see figure below. 4 Transmission ports PORT A PORT C PORT B PORT D P010599A Figure 8 Location of T1 transmission ports in IXU For connection parameters, see the table below.
- Page 17 RBS 2308 Micro RBS External Alarms The RBS 2308 is equipped with four external alarms, located in the IXU, see figure below. For external alarm parameters, see Table 12 on page 17. External alarms P010597A Figure 9 Location of external alarms in IXU...
- Page 18 Micro RBS RBS 2308 MINI-LINK or LMU Power Supply The RBS 2308 can supply DC power to a MINI-LINK E Micro or to an LMU. This interface is located on the IXU, see figure below. DC to MINI-LINK or LMU...
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Page 19: Internal Interface
Figure 11 GPS/LMU connection port on IXU Internal Interface The RBS 2308 uses a Y link internal interface when multiple RRUs are connected to the IXU. Parameters for the Y link are given below. Table 15 Y link connection parameters... -
Page 20: Omt Interface
Micro RBS RBS 2308 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 21 RBS 2308 Micro RBS RRU-M EDGE RRU Reset Fault Operational Local RF off Local/Remote AC power on DC power on RRU temp. P010111A Figure 12 RRU interface panel The table below describes buttons found on the IXU. Table 18 IXU buttons...
- Page 22 Micro RBS RBS 2308 Table 19 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. External alarm Yellow One or several external alarms active in the RBS.
- Page 23 RBS 2308 Micro RBS IXU-21 IXU Reset Fault Operational Local RBS fault Ext. alarm EOM bus fault Local/Remote AC power on DC power on IXU temp. Transmission OK Port A Port C Port B Port D P010600A Figure 13 IXU interface panel The table below describes switches found on the MBU.
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Page 24: Power System
Micro RBS RBS 2308 Power System This section provides information on the power system of the RBS 2308. The main characteristics of the RBS 2308 power supply are: • Either alternating current (AC) or direct current (DC), –48 V DC, may be used •... -
Page 25: Battery Back-Up
RBS 2308 Micro RBS DC Power Supply The RBS 2308 can be operated on -48 V DC (-40.5 to -57.0 V DC) supply. The following fuses are recommended for DC power supply. Table 23 DC supply fuses recommendation Cabinet Orientation... - Page 26 1000 VA (1) Heater is fed by AC power. No heating with DC power supply. Power can also be supplied by the RBS 2308 to various external equipment, for example an LMU. The additional power consumed in supplying external equipment is given in the table below.
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Page 27: Transmission
RBS 2308 is equipped with multidrop bypass relays. RBSs connected downstream to a faulty RBS 2308 will therefore still receive transmission. External Alarms The RBS 2308 supports a maximum of 4 external alarms, located on the IXU. 27 (30) EN/LZT 720 0327/3 Uen R1A... -
Page 28: Standards, Regulations And Dependability
EMC. The product has the FCC sign to show compliance to the legal requirements. Dependability The RBS 2308 is designed for a technical lifetime of 20 years (24–hour operation) at an average ambient temperature of +25 C. 28 (30) -
Page 29: Vandal Resistance
RBS 2308 Micro RBS Vandal Resistance The RBS 2308 fulfils Ericsson’s requirements for vandal resistance. 29 (30) EN/LZT 720 0327/3 Uen R1A... -
Page 30: Micro Rbs Rbs
SE-164 80 Stockholm notice due to continued progress in methodology, design and Sweden manufacturing. Ericsson shall have no liability for any error or damages of any implementation.GSMsupport@era.ericsson.se kind resulting from the use of this document. © Ericsson 2003 — All Rights Reserved...
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