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CME 20 R6.0/CMS 40 R2, CME 20 R6.1/CMS 40 R3
RBS 2301, RBS 2302
Reference Manual
EN/LZT 123 2697 R5A

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Summary of Contents for Ericsson CME 20 R6.1

  • Page 1 CME 20 R6.0/CMS 40 R2, CME 20 R6.1/CMS 40 R3 RBS 2301, RBS 2302 Reference Manual EN/LZT 123 2697 R5A...
  • Page 2 Reference Manual Reference Manual © Ericsson Radio Systems AB — All Rights Reserved — EN/LZT 123 2697 1 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 3 Reference Manual Due to continued progress in methodology, design and manufacturing the contents of this document are subject to revision without notice. 2 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 4 4.1 General....................37 4.2 Product Architecture................39 4.3 Configuration....................42 4.4 Combinations...................43 4.5 Transmission Modes................44 4.6 Interface and Connection ................ 45 4.7 Product Requirements................46 4.8 Future Expansion..................53 EN/LZT 123 2697 3 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 5 8.2 Functions ....................95 9 Base Station Power Control ................ 99 9.1 References....................99 9.2 Concepts....................99 9.3 Functions ....................99 9.4 Operational Conditions................100 10 Channel Measurements................101 4 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 6 16.1 References.....................117 16.2 Functions ....................117 16.3 Operational Conditions................119 17 Diversity Supervision ................. 121 17.1 References.....................121 17.2 Concepts....................121 17.3 Function....................122 17.4 Operational Conditions................123 EN/LZT 123 2697 5 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 7 23.1 Concepts....................147 23.2 Functions ....................148 23.3 Operational Conditions................151 24 Operation and Maintenance Support............153 24.1 Concepts....................153 24.2 Functions ....................154 25 Installation Data Handling................159 6 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 8 31 Climate Protection ..................183 31.1 Concepts....................183 31.2 Functions ....................184 32 Transmission Interface Handling G.703 2048 kbit/s ....... 187 32.1 References.....................187 32.2 Concepts....................187 EN/LZT 123 2697 7 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 9 37.4 Operational Conditions................240 38 Call Control....................243 38.1 References.....................243 38.2 Concepts....................243 38.3 Functions ....................244 38.4 Operational Conditions................251 39 EMC Capabilities for RBS 2301..............255 8 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 10 43.5 Environmental Consideration during the Life-Cycle......288 44 BTS Parameter Limitations................289 44.1 Purpose and Readers................289 44.2 Terminology................... 289 44.3 References.....................289 44.4 Parameters .................... 289 44.5 Appendix....................295 EN/LZT 123 2697 9 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 11 Reference Manual 45 Glossary.......................297 10 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 12: Preface

    Preface Preface This manual is valid for CME 20 R6.0/ CMS 40 R2 and CME 20 R6.1/ CMS 40 R3. Objectives The manual is intended as an overview of the Ericsson micro base stations for the GSM 900 MHz, GSM 1800 MHz and GSM 1900 MHz.
  • Page 13: Audience

    Preface Audience Customer and Ericsson personnel involved in radio base station activities. Customer Documentation Library The user documentation for RBS 2301, RBS 2302 and MAXITE consists of customer manuals and procedures divided up to suit different process events. The Library Overview contains the following information for each manual: •...
  • Page 14: Release History

    EMC Capabilities for RBS 2302 A new chapter added Environmental Capabiblities "RBS 2301" was removed from the title Note: Chapters not listed in the table are unchanged. EN/LZT 123 2697 13 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 15 Preface This page is intentionally left blank 14 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 16: Site Configurations, Rbs 2000 Micro

    Table 2 RBS 2302 Site Configurations Short no. Slogan RBS 2302 P B C Fan Unit Mini Link (RF,PF) 2 TRX /RF1 4 TRX /RF2 EN/LZT 123 2697 15 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 17: Configuration

    T, X, L -bus RBS 2302 RBS 2302 Transmission Ext. alarms Ext. alarms AC Mains P0035019 Figure 3 4 TRX (R2) 16 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 18 RBS 2302 Configurations with backup Feeders to passive antenna RBS 2302 Transmission Alarms Ext. alarms DC 24V AC Mains P0035020 Figure 5 Extended backup, 2 TRX (R1P1) EN/LZT 123 2697 17 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 19 T, X, L - bus 2302 2302 2302 Transmission Ext. alarms Ext. alarms Ext. alarms PBC1 PBC2 PBC3 AC Mains P003522 Figure 7 Extended backup, 6 TRX (R3P3) 18 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 20 C Configurations Feeders to passive antenna fan unit RBS 2302 Alarms Transmission Ext. alarms AC Mains P0035014 Figure 8 2 TRX, +55 C (R1/RF1) EN/LZT 123 2697 19 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 21 Site Configurations, RBS 2000 Micro This page is intentionally left blank 20 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 22: Radio Configurations, Rbs 2000 Micro

    Terminology 3.2.1 The Mobile Telephone System Figure 9 RBS 2000 in Ericsson’s GSM System The BSS (Base Station System) contains two functional entities: • The BSC (Base Station Controller) handles the radio-related functions such as hand over, management of the radio network resources, and cell configuration data.
  • Page 23 The basic configuration may be multiplied or used in combination with other basic configurations to build the needed site equipment. 3.2.4 Definition The definition of the basic configuration type thus refers to CDU_type. <Basic_Config>::=<X><F>d_<A>.<T>\<N> 22 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 24: Frequency Bands

    Uplink 1710 - 1785 MHz GSM 1800 Downlink 1805 - 1880 MHz Uplink 1850 - 1910 MHz GSM 1900 Downlink 1930 - 1990 MHz EN/LZT 123 2697 23 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 25: General

    21 - 33 (dec) Note: Only steps by 2 is configureable (from the highest value). TX diversity configuration power parameters for the Micro Base Station RBS 2301: 24 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 26 0.5 wavelength c/c or a vertical separation of 1.0 wavelength c/c. Power Handling: The Antenna is able to handle a continuous output of 10 W. EN/LZT 123 2697 25 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 27 The following Basic Configurations are supported: Table 3 RBS 2301 Supported Configurations No. Cab. Config/band GSM 900 GSM 1800 GSM 1900 M9d_2.2 M9d_2.2 M9d_1.2 M18d_2.2 26 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 28 RBS 2302 Supported Configurations No. Cab. Config/band GSM 900 GSM 1800 GSM 1900 M9d_2.2 M9d_4.4 M9d_6.6 M9d_1.2 M18d_2.2 M18d_4.4 M18d_6.6 M18d_1.2 M19d_2.2 M19d_4.4 M19d_6.6 M19d_1.2 EN/LZT 123 2697 27 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 29: Basic Configuration Gsm 900 Mhz, M9D_2.2

    The equivalent output power with TX diversity configured is minimum +35 dBm. The actual sensitivity level is −104 dBm, Capacity Radio Reception: or better. 28 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 30 The actual sensitivity level is −104 dBm, Capacity Radio Reception: or better. The corresponding sensitivity level with Sector antenna is −110 dBm or better. EN/LZT 123 2697 29 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 31: Basic Configuration Gsm 900 Mhz, M9D_1.2

    Capacity Radio Transmission: The output power from 1 TX to each TX/ RX output/input is minimum +27.5 dBm. The actual sensitivity level is −99.5 dBm, Capacity Radio Reception: or better. 30 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 32: Basic Configuration Gsm 1800 Mhz, M18D_2.2

    The equivalent output power with TX diversity configured is minimum +35 dBm. The actual sensitivity level is −104 dBm, Capacity Radio Reception: or better. EN/LZT 123 2697 31 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 33 The actual sensitivity level is −104 dBm Capacity Radio Reception: or better. The corresponding sensitivity level with Sector antenna is −112.5. dBm, or better. 32 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 34: Basic Configuration Gsm 1800 Mhz, M18D_1.2

    Capacity Radio Transmission: The output power from 1 TX to each TX/ RX output/input is minimum +27.5 dBm. The actual sensitivity level is −99.5 dBm, Capacity Radio Reception: or better. EN/LZT 123 2697 33 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 35: Basic Configuration Gsm 1900 Mhz, M19D_2.2

    The equivalent output power with TX diversity configured is minimum +35 dBm. The actual sensitivity level is −104 dBm, Capacity Radio Reception: or better. 34 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 36 The actual sensitivity level is −104 dBm Capacity Radio Reception: or better. The corresponding sensitivity level with Sector antenna is −113 dBm, or better. EN/LZT 123 2697 35 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 37: Basic Configuration Gsm 1900 Mhz, M19D_1.2

    Capacity Radio Transmission: The output power from 1 TX to each TX/ RX output/input is minimum +27.5 dBm. The actual sensitivity level is −99.5 dBm Capacity Radio Reception: or better. 36 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 38: Product Specification For Rbs 2301

    The RBS is built up by the following main physical units: Mounting Base, Cabinet, Antennas and Sun-shield. This will support a routine of installing the Mounting Base prior to the Cabinet arrival. EN/LZT 123 2697 37 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 39 Linear Cascade connection on the transmission interface. • is possible to install by one person. • can be installed by ordinary skilled installation personnel. 38 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 40: Product Architecture

    The RXDA (1 per RBS) contains equipment for low noise amplification of the received radio carrier(s) and dividing each incoming RX into two output carriers. Filtering Unit EN/LZT 123 2697 39 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 41 The distribution plane interfaces the DXB, the TCB, the TXUs, the RXUs and the PSU. It also contains the buttons and indicators for the RBS. 40 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 42 Ext. alarm Connection AC power G 703 unit G 703 Heater Battery G 703 G 703 Ext. alarm AC Power 07_0330B Figure 20 Overview EN/LZT 123 2697 41 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 43: Configuration

    Table 5 GSM 900 GSM 1800 GSM 1900 M9d_1.2 M18d_1.2 M19d_1.2 M9d_2.2 M18d_2.2 M19d_2.2 The performance for each configuration is described in ref. /GS-Config/. 42 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 44: Combinations

    2.0 Mbit/s, 120 Ohm Filter Duplex Integral Antennas The following selection are available: Omnidirectional or Sector. Combinations Possible combinations are described in Ordering Information. EN/LZT 123 2697 43 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 45: Transmission Modes

    Figure 22 on page 44 shows a multidrop chain with three RBSs. The multidrop function handles 64 kbit/s timeslots only. All RBSs have dedicated timeslots. 01_0345A Figure 22 Multidrop chain 44 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 46: Interface And Connection

    The RBS is equipped with test ports for connection of external instruments. The following signal are available at test ports: 13 MHz Reference Type of connectors: SMB connector (receptacle) male. EN/LZT 123 2697 45 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 47: Product Requirements

    Product Requirements 4.7.1 Appearance Ericsson products are designed to appear as one physical unit, inconspicuous, pleasant and good-looking. The standard colour of the RBS is Grey. The front cover of the RBS which is designed as a sun-shield may be ordered in different colours to make the RBS even more inconspicuous.
  • Page 48 Wall bracket 3 kg Omni Antenna 0.5 kg Sector Antenna 2 kg Total Weight 30 kg (A temporary lifting device can be attached during installation.) EN/LZT 123 2697 47 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 49 Storage The RBS is designed to endure the requirement for storage. Temperature range: C - +55 For details see: Section "Environmental Capabilities RBS 2301" 48 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 50 ±10 % 60 Hz ± 8 % The RBS will support installation with: Single-phase (two-wire; earthed end of phase). Single-phase (three-wire; earthed mid point). EN/LZT 123 2697 49 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 51 RBS. Action Interval Change of battery < 5 years Change of lightning protection equipment <10 years Calibration of "optional" synchronisation oscillator < 3 years 50 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 52 When installing more than one RBS at the same site, the RBS’s must be separated. The separation is necessary because of antenna isolation requirements and to provide sufficient working space. EN/LZT 123 2697 51 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 53 Top: 0.5 m • Bottom: 0.5 m 4.7.11 Production The concept for the RBS supports production according to customer choice from the ordering information plan. 52 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 54: Future Expansion

    Product Specification for RBS 2301 Future Expansion 4.8.1 Future Expansion Possibilities • Datacommunication, i.e. 14.4 kbit/s and GPRS CS-2. EN/LZT 123 2697 53 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 55 Product Specification for RBS 2301 This page is intentionally left blank 54 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 56: Product Specification For Rbs 2302

    An extended OMT port (a permanent cable from the RBS to a more convenient place) is provided as an option. EN/LZT 123 2697 55 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 57 OMT at ground level if the RBS 2302 is mounted high on a wall or a pole. • includes an optional fan-unit which extends the upper temperature limit to +55 C 56 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 58: Product Architecture

    Main Physical Units Mountingbase Connection board Cabinet Sector antenna Sunshield Installation Interface box: Interface board Transmission filter board omni radome/antenna P003373A Figure 25 Main Physical Units EN/LZT 123 2697 57 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 59 The RXDA (1 per RBS) contains equipment for low noise amplification of the received radio carrier(s) and dividing each incoming RX into two output carriers. Filtering Unit 58 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 60: Configurations

    NCS S2010-B70G (Olive green) NCS S1020-R70B (Sky blue) NCS S1020-Y90R (Brick red) NCS S1020-Y50R (Brown) NCS S1020-Y10R (Yellow) According to NCS standard. EN/LZT 123 2697 59 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 61 4 or 6 TRX site. The RBS supports a multicasting box, as specified below. The RBS 2302 will support the following basic configuration alternatives: 60 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 62 RBS. The backup voltage requirements are further specified in chapter Product Specification for Power and Battery Cabinet. EN/LZT 123 2697 61 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 63: Combinations

    The transmission functionality is further specified in relevant function specifications, see chapter Transmission and Interface Handling G.703 2048 kbit/s and Transmission and Interface Handling DS1 1544 kbit/s. 62 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 64: Interface And Connection

    Screw terminal for 16 x max. 1.5 mm² Cable gland capacity: 2 x Ø5-9 mm Number of alarms: Antenna Connectors Type of connectors: 2 x TNC (receptacle) female. EN/LZT 123 2697 63 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 65 The operator interface is located in the Mounting Base. The interface includes indicators and buttons, switches and barcode signs. For exact specification of button and indicator functionality see chapter Operation & Maintenance Support. 64 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 66: Product Requirements

    RBS function. Product Requirements 5.8.1 Appearance Ericsson products are designed to appear as one physical unit, inconspicuous, pleasant and good-looking. The standard colour of the RBS is Grey. The front cover of the RBS which is designed as a sun-shield is available in different colours to make the RBS even more inconspicuous.
  • Page 67 The total weight is the sum of the following units: Cabinet 18 kg (incl. Internal battery) Mounting Base 8 kg (incl. Sun-shield) Wall bracket 5 kg (incl. Pole fixture) Total weight 31 kg 66 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 68 The RBS is designed to endure the requirement for storage. Temperature range: C to +55 Handling The RBS is designed to endure the requirement for Handling. EN/LZT 123 2697 67 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 69 Single-phase (three-wire; earthed mid point). Single-phase (three-wire; separate PE and N conductor). According to TN, TT and IT power system. The AC supply is fused. 68 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 70 Base station equipment. The product has the FCC sign to show this compliance. The RBS fulfils the electromagnetic requirements for Base station Radio meeting Phase 2 GSM requirements according to ETS 300 342–3. EN/LZT 123 2697 69 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 71 Favourable geographic location and environment (means higher than -10 C, no precipitation and easy access to the site) "available" means: accessible and with specified function. 70 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 72: Future Expansion

    Future Expansion 5.9.1 Future Expansion Possibilities • The hardware of the RBS is prepared for the expansion of up to 4 and 6 TRX. EN/LZT 123 2697 71 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 73 Product Specification for RBS 2302 This page is intentionally left blank 72 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 74: Product Specification For Power And Battery Cabinet

    Easy access of the batteries for maintenance without disturbing the traffic. The weather-proof cabinet and design make it ideal for installation indoor, outdoor, on poles, walls or masts. EN/LZT 123 2697 73 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 75: Product Architecture

    Installation Box The Installation Box contains the MMI-area. Interface Box The Interface Box contains all ports to external equipment as follows: 74 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 76: Configurations

    According to NCS standard. 6.4.2 Variants Enhanced Lightning Protection To protect the PBC from lightening it is possible to order an Enhanced Lightning Protection. EN/LZT 123 2697 75 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 77: Combinations

    The PBC has eight alarm terminals. Four of them are used to connect the RBS. The remaining four terminals are used to connect the external alarms from the second PBC. 76 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 78 See Data/DC port -48 V, Link Equipment Type of connections: Screw terminal for 2x max. 2.5 mm² 1 times ∅ 7.5-9.5 mm Cable gland capacity: EN/LZT 123 2697 77 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 79 Select between display elements Enter Transfers commands to AAU Barcode Sign The barcode sign for product identification is readable without disturbing the PBC function. 78 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 80: Product Requirements

    Display 3 (D3) shows which type of error has occured or the command that is transmitted to the AAU as follows: AC fault AC/DC fault DC/DC overload DC/DC fault Battery fault EN/LZT 123 2697 79 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 81 All errors displayed are current alarms, that is no history is displayed on the MMI. The temperature alarms are however handled in another way because they are differentiated as active or historical. 80 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 82 Raise condition: Activated if the battery is faulty or if charging is not operating normally. Cease condition: Correct battery or normal charging has returned. EN/LZT 123 2697 81 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 83 The PBC internal alarms are mapped to the following binary alarms: SEVERE_A AAU, carrier A, severe SEVERE_B AAU, carrier B, severe WARNING AAU, carrier A or B, warning POWER PBC, any error, warning 82 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 84 Product Specification for Power and Battery Cabinet 6.7.3 Appearance Ericsson products are designed to appear as one physical unit, inconspicuous, pleasant and good-looking. The standard colour of the RBS is Grey. The front cover of the PBC which is designed as a sun-shield may be ordered in different colours to make the PBC even more discrete.
  • Page 85 The PBC is designed to withstand the additional heat from solar radiation in its specified environment. Transport The PBC meets the following transport requirement. 84 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 86 529 and type 3R according to UL50. 6.7.9 Power Supply Input Supply Voltage The PBC can be connected to mains supply voltage with Nominal: EN/LZT 123 2697 85 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 87 The PBC fulfils the required type approvals from: GSM 11.20 or GSM 11.21 standard JTC standard FCC rules and regulations. According to requirements in Section Product Safety Requirements RBS 2000. 86 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 88 These preventive maintenance conditions must be fulfilled to guarantee the availability figures above. Action Interval Change of battery < 10 years (with an annual temperature of +20 Surge protection equipment <10 years EN/LZT 123 2697 87 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 89 For a simple installation, the following distances are recommended: • Front: 1.0 m • Side: 0.5 m • Top: 0.5 m • Bottom: 0.5 m 88 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 90 Product Specification for Power and Battery Cabinet 6.7.13 Production The concept for the PBC supports production according to customer choice from the ordering information plan. EN/LZT 123 2697 89 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 91 Product Specification for Power and Battery Cabinet This page is intentionally left blank 90 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 92: Broadcast

    The bursts are transmitted regularly, allowing attaching mobiles to synchronise on the TDMA structure and on the timing of the cell. Supported logical channels /GSM:05.02:3.3.2/: FCCH Frequency Correction Channel Synchronisation Channel EN/LZT 123 2697 91 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 93 Mapping of BCCH data No 2bis, no 2ter 2bis, no 2ter No 2bis, 2ter 2bis, 2ter 1 (3) 1 (3) 1 (3) 1 (3) 92 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 94 • (v) FCCH+SCH+BCCH+CCCH+SDCCH/4(0..3)+SACCH/ C4(0..3) • (vii) SDCCH/8(0..7) + SACCH/C8(0..7) LAPDm frames /GSM:04.06:2.1 (format type B)/ are used for transmission of System Information on SACCH. EN/LZT 123 2697 93 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 95 6, 5bis... 6, 5ter... 5,5... 5bis, 5bis... 5ter, 5ter... 6, 6... For SACCH blocks, where no System Information is defined, "fill frames" /GSM:04.06:5.4.2.3/ are transmitted. 94 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 96: Physical Channel Handling

    Frequency Correction Channel SACCH/C4 Slow Associated Control Channel, dedicated control/4 SACCH/C8 Slow Associated Control Channel, dedicated control/8 SACCH/TF Slow Associated Control Channel, full rate traffic EN/LZT 123 2697 95 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 97 Channel Coding (downlink) is performed according to: /GSM:05.03:3/ Traffic Channels /GSM:05.03:4/ Control Channels 8.2.5 Channel Decoding Channel Decoding (uplink) is performed according to: /GSM:05.03:3/ Traffic Channels 96 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 98 Multiplexing of bursts into TDMA frames is performed according to: /GSM:05.02:7 Table 1/ /GSM:05.02:7 Table 2/ /GSM:05.02:7 Table 3/ /GSM:05.02:7 Table 4/ /GSM:05.02:7 Table 5/ EN/LZT 123 2697 97 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 99 Physical Channel Handling This page is intentionally left blank 98 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 100: Base Station Power Control

    SDCCH/8 + ACCH • SDCCH/4 + ACCH Supported Channel combinations /GSM:05.02:6.4/: • (i) TCH/F + FACCH/F + SACCH/TF • (ii) TCH/H(0,1) + FACCH/H(0,1) + SACCH/TH(0,1) EN/LZT 123 2697 99 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 101: Operational Conditions

    BS power is changed within two SACCH reporting periods Operational Conditions The power level setting follows /GSM:05.05:4.1.2/, according to power level step size, maximum output power and tolerances. 100 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 102: Channel Measurements

    GSM:08.58:4.5.1/, the RBS performs quality and signal strength measurements on all active uplink dedicated channels. Measurements on channel combinations, (i), (ii), (v) and (vii) are supported, / GSM:05.02:6.4/. EN/LZT 123 2697 101 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 103 After Initiation, a first average value is calculated after two completed measurement periods. The second value is calculated when the first averaging period is completed. 102 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 104: Operational Conditions

    05.08:8.2/, that is for BER from < 0.2% to > 12.8%. The MEASUREMENT_RESULT message and the RF_RESOURCE_INDICATION message are sent during the following reporting period. EN/LZT 123 2697 103 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 105 Channel Measurements This page is intentionally left blank 104 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 106: Discontinuous Transmission

    Comfort Noise Aspects (half rate speech) /GSM:06.31/ Overall DTX Operation (full rate speech) /GSM:06.32/ Voice Activity Detection (full rate speech) /GSM:06.41/ Overall DTX Operation (half rate speech) EN/LZT 123 2697 105 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 107 Transmission of SID frames (comfort noise parameters) • Transmission of signalling (FACCH) • Transmission on a C0 carrier (dummy bursts) • Transmission on a transmitter configured for filling (dummy bursts) 106 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 108 If half rate is used, speech frames with a bad frame indication are transmitted to the RTC. Data frames (transparent and non-transparent) are passed transparently from the MS to the RTC without consideration of DTX. EN/LZT 123 2697 107 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 109 Discontinuous Transmission This page is intentionally left blank 108 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 110: Encryption

    Consequently, the RBS supports independent key update for ciphering and deciphering. EN/LZT 123 2697 109 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 111 If encryption mode is set to “no encryption” the RBS updates the key setting by clearing the stored ciphering key. The function is terminated when downlink ciphering is changed. 110 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 112: Frequency Hopping

    Frequency hopping is provided on a slot-by-slot basis according to / GSM:05.02.6.2/. Supported channel combinations /GSM:05.02:6.4/: • (i) TCH/F+FACCH/F+SACCH/TF • (ii) TCH/H(0,1) + FACCH/H(0,1) + SACCH/TH(0,1) • (vii) SDCCH/8 [0..7]+SACCH/C8 [0..7] EN/LZT 123 2697 111 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 113: Operational Conditions

    ARFCNs used in a frequency hopping sequence 13.4 Operational Conditions Both baseband and synthesiser frequency hopping are supported. A maximum of 64 frequencies can be used in the hopping sequence. 112 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 114: Mode Modify

    Any transition between the following half rate Channel Modes /IWD TRAFFIC/ are supported: TCH/H Signalling TCH/HS Half rate speech TCH/H4.8 NT Half rate data 4.8kbit/s non-transparent EN/LZT 123 2697 113 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 115: Operational Conditions

    14.3 Operational Conditions The maximum delay from reception of a MODE_MODIFY command until the command is acknowledged (MODE_MODIFY_ACKNOWLEDGEMENT or MODE_MODIFY_NEGATIVE_ACKNOWLEDGEMENT) is 25 ms. 114 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 116: Mobile Station Power Control

    (v) FCCH+SCH+BCCH+CCCH+SDCCH/4(0..3)+SACCH/ C4(0..3) • (vii) SDCCH/8(0..7) + SACCH/C8(0..7) RBS actions: • Storage of MS power level • Order MS to set the commanded power level EN/LZT 123 2697 115 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 117 L1 header of all downlink SACCH blocks /GSM:04.04:7.1/. It overwrites the MS power value set by any previous "Channel Activation" or "MS Power Control" functions. 116 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 118: Short Message Service

    Slow Associated Control Channel, full rate traffic SACCH/TH Slow Associated Control Channel, half rate traffic. Supported channel combinations /GSM:05.02:6.4/: • (i) TCH/F + FACCH/F + SACCH/TF EN/LZT 123 2697 117 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 119 • (v) FCCH + SCH + BCCH + CCCH + SDCCH/4[0,1,3] + SACCH/C4[0,1,3] + CBCH • (vii) SDCCH/8[0,1,3..7] + SACCH/C8[0,1,3..7] + CBCH RBS Actions: 118 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 120: Operational Conditions

    The maximum sending intensity is one message per 1.88 seconds (4 blocks of data and 4 empty frames). RBS provides storage capacity for two complete SMSCB messages. EN/LZT 123 2697 119 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 121 Short Message Service This page is intentionally left blank 120 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 122: Diversity Supervision

    The Minimum Channel Utilisation Ratio is the lowest CUR at which the receiver diversity is supervised. The minimum CUR is applied to the entire transceiver EN/LZT 123 2697 121 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 123: Function

    filtering process. This means that a fault condition is only raised or ceased during valid observation periods. 122 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 124: Operational Conditions

    If 100% of the observation periods indicates no disturbance, the alarm will be terminated after 100 minutes. If the disturbance ratio is more than 15%, the alarm will not be terminated. EN/LZT 123 2697 123 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 125 Diversity Supervision This page is intentionally left blank 124 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 126: Synchronization

    The choice of reference source depends on the type of equipment installed. Units equipped with an optional reference source will always use this option. EN/LZT 123 2697 125 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 127: References

    If PCM-A is not usable as reference, a reselection of PCM-A as the executive reference is performed when it becomes usable as reference again. 126 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 128 The following criteria are used when evaluating the locking process: Locking to the PCM interface: • PCM sync presence (detected by physical interface) EN/LZT 123 2697 127 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 129: Operational Conditions

    There is no momentary change in phase or frequency of the RBS caused by reselection of synchronization source. 18.4.3 Hold-over Operation The "Hold-over entered time" is 5 minutes. The "Hold-over expired time" is 60 minutes. 128 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 130 The frequency error is less than 0.5 ppm after 4 minutes. The timeout for locking is 6 minutes. EN/LZT 123 2697 129 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 131 Synchronization This page is intentionally left blank 130 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 132: Radio Reception

    Base Transceiver Station (BTS), unit operating on a set of radio frequencies in one cell. Radio Base Station (RBS), all equipment forming an Ericsson base station; may comprise several BTSs. The RX reference point X is defined as the point where the RX antenna signal crosses the RBS border, i.e.
  • Page 133: Functions

    The receiver can operate in the extended GSM 900 frequency band, 880 - 915 MHz. The Combining system supports the primary GSM band, 890 - 915 MHz, see /GSM:05.05:2/. 132 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 134 Receivers for the GSM 1900 band operates in the 1900 frequency band, 1850 - 1910 MHz, see /PCS:5.1/. 19.4.2 Frequency Hopping The receiver is capable of frequency hopping as defined by the Frequency Hopping function. EN/LZT 123 2697 133 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 135 Radio Reception This page is intentionally left blank 134 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 136: Radio Transmission

    20.2 Concepts Base Transceiver Station (BTS), unit operating on a set of radio frequencies in one cell. Radio Base Station (RBS), all equipment forming an Ericsson base station, may comprise several BTSs. EN/LZT 123 2697 135 (306) © Ericsson Radio Systems AB 1998-08-13 —...
  • Page 137: Functions

    GSM 900 and GSM 1800, and /PCS:4/ for GSM 1900. The RF transmission characteristics are in compliance with requirements in /GSM:05.05/ for GSM 900 and GSM 1800, and / PCS:5/ for GSM 1900. 136 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 138: Operational Conditions

    The transmitter can control the output power as defined by the Base Station Power Control function. The transmitter is capable of frequency hopping as defined by the Frequency Hopping function. EN/LZT 123 2697 137 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 139 The output power is measured at the TX reference point, see Section 20.2 Concepts on page 135. The output power is configuration dependent and is described in chapter Radio Configurations, RBS 2000 Micro. 138 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 140: Restart And Recovery

    The smallest unit that can be handled on site or in a repair center. Information about the RU can be retrieved via OMT or BSC. EN/LZT 123 2697 139 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 141: Functions

    DMRU with its own copy of the DMRU software. If the application software differs, the CMRU updates the DMRU application software with its own copy. 140 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 142 DMRU will download the application software from the CMRU − Further information is found within the context of Function Change • RBS Database Update EN/LZT 123 2697 141 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 143: Operational Conditions

    A special case of restart is when the BSC orders a reset. Then the total start-up time for the RBS or CMRU is maximum 8 seconds. 142 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 144: Function Change

    Contains one or more processors to which software can be downloaded from the BSC. A Main RU is either central or distributed, see above. A Main RU may, EN/LZT 123 2697 143 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 145: Functions

    Download is carried out only when the file offered has a different revision than the one held in RBS memory. 144 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 146: Operational Conditions

    The switch-over time is defined as the time elapsed from the reception of a start command via A-bis to when the Main RU is ready for re-establishment of the link to the BSC. EN/LZT 123 2697 145 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 147 Function Change This page is intentionally left blank 146 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 148: Functionality Administration

    An MO does not necessarily have a one- to-one relation with a physical unit in the RBS, and the MO comprises both hardware and software. EN/LZT 123 2697 147 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 149: Functions

    A-bis OML and includes both of the following: • Connect an AO to an SO • Disconnect an AO from an SO 148 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 150 The BSC is informed of the successful enable of the AO or, if unsuccessful, an indication of why the enable was unsuccessful is returned. EN/LZT 123 2697 149 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 151 Valid header and message code • Correct length • All mandatory parameters are present • Only mandatory or optional parameters are present • Parameter values are in range 150 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 152: Operational Conditions

    EP. 23.3 Operational Conditions 23.3.1 Operation and Maintenance The visual indicators relevant to Functionality Administration are described in chapter Operation and Maintenance Support. EN/LZT 123 2697 151 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 153 Functionality Administration This page is intentionally left blank 152 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 154: Operation And Maintenance Support

    The BSC manages the O&M of the RBS via the A-bis O&M Interface. The RBS equipment is seen as MOs by the BSC. EN/LZT 123 2697 153 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 155: Functions

    24.2.2 Remote Operational Indication The operational indicator associated with the micro RBS RU is under BSC control when the RU is in remote mode. 154 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 156 (or may affect) the function of the When in remote mode: Connected to BSC and considered operational by the BSC At restart: Explicit test of indicators Flashing Either: EN/LZT 123 2697 155 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 157 At restart: Explicit test of indicators There is one AC Power On indicator per cabinet. Battery Fault (yellow) Battery connected Battery disconnected or faulty 156 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 158 (Test Operation is only HW supported, the indicator is not used.) Test Result TDMRU2 (yellow) (Test Operation is only HW supported, the indicator is not used.) EN/LZT 123 2697 157 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 159 Operation and Maintenance Support This page is intentionally left blank 158 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 160: Installation Data Handling

    The smallest unit that can be handled on site or in a repair center. Information about the RU can be retrieved via OMT or BSC. EN/LZT 123 2697 159 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 161: Functions

    OMT. Resident within RU database • RU Specific: − Includes parameters specific to an RU which are dependent on the hardware design. 160 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 162: Operational Conditions

    4 minutes. • Installation of the entire RBS database (copy from the OMT to the RBS) takes less than 4 minutes. EN/LZT 123 2697 161 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 163 Installation Data Handling This page is intentionally left blank 162 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 164: Self Test And Supervision

    If the data fed to the bus drive function or the data received is incorrect, this is detected. All buses between RUs or major function blocks are covered. 26.3.3 Cables If a cable is removed, this is detected. EN/LZT 123 2697 163 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 165 If the frequency generators of the transmitter or receiver are not locked to the reference frequency, this is detected. If the quality of the reference source is too low, this is detected. 164 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 166: Diagnostics And Fault Handling

    Detected disturbances are processed by filtering, evaluation and classification. The types of faults that are detected are specified in chapter Self Test and Supervision. EN/LZT 123 2697 165 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 167 Local Action The impact of certain faults can sometimes be minimised by performing some suitable local action autonomously within the RBS. Permitted actions are: 166 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 168: Operational Conditions

    Operational and Maintenance Terminal. The visual indicators relevant to Diagnostics and Fault Handling are described in chapter Operational and Maintenance Terminal. EN/LZT 123 2697 167 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 169 Diagnostics and Fault Handling This page is intentionally left blank 168 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 170: Operation And Maintenance Terminal

    RBS, in terms of MOs, is built in the BSC. All O&M actions are based on this logical model structure created in the BSC. EN/LZT 123 2697 169 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 171: Functions

    CMRU and for the DMRUs with a direct signalling link to the BSC in the cabinet (see also Section 28.3.11 Replaceable Unit on page 174). 170 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 172 Monitor external alarms status, the status (on/off) of the external alarms is continuously monitored and displayed. The functions above are normally used in connection with: EN/LZT 123 2697 171 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 173 PCM links A and B. • Display LBO values. • Set FDL use, sets facility data link use values for a T1 transmission interface. 172 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 174 • Display state, display the current state of the selected MO. • Display relation, display which Main RU the selected MO is executing on. EN/LZT 123 2697 173 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 175 Define RU, define the following parameter associated with the CMRU: − The functions above are normally used for: • Maintenance (display RU software revision, display RU HW info). • Installation (define RU). 174 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 176 Reset CMRU, the CMRU is reset. • Display CMRU operational state, the CMRU operational state is displayed. The functions above are used for general purposes. EN/LZT 123 2697 175 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 177: Operational Conditions

    The transmission rate between the OMT and the RBS is 19200 bit/s. The IDB transfer time (between the OMT and the RBS) is specified in chapter Installation Data Handling. 176 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 178: External Alarms

    filtered, that is, must remain in a state for a fixed period of time (approximately 3 seconds) before the BSC is notified of the external alarm raising or termination. EN/LZT 123 2697 177 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 179: Operational Conditions

    The micro RBS 2302 supports up to 8 external alarms defined by the customer. The alphanumeric string associated with each external alarm may contain a maximum of 62 characters. 178 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 180: Power Supply

    User In this document, any unit that needs power from the RBS power system in order to function. EN/LZT 123 2697 179 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 181: Functions

    • No distribution 30.4 Operational Conditions 30.4.1 Operation and Maintenance Maintenance functions related to Power Supply are described in chapter Operation and Maintenance Terminal. 180 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 182 280 V- 300 V AC input frequency Nominal 50 Hz Tolerance ±10% AC input current Inrush current (total, all phases) Cabinet dependent Short circuit current Cabinet dependent EN/LZT 123 2697 181 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 183 Battery backup Table 21 Battery backup data Number of battery units Minimum backup time with internal batteries 3 min (with fully charged batteries and +25 182 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 184: Climate Protection

    Are defined within the context of Environmental Capability. User In this chapter, any unit that needs power from the RBS power system in order to function. EN/LZT 123 2697 183 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 185: Functions

    The Heating function is available when the temperature is above the specified external normal condition low limit and up to normal operation low limit. Alarm reporting is available within the safe range. 184 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 186 When the internal temperature has returned back within the safe range, the users are reconnected to the DC power. EN/LZT 123 2697 185 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 187 Climate Protection This page is intentionally left blank 186 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 188: Transmission Interface Handling G.703 2048 Kbit/S

    This figure is included to ease the understanding of the functions Layer 1 Termination and Supervision of Transmission Faults. EN/LZT 123 2697 187 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 189 The path for information from the MS to the BSC, see Figure 39 on page 189 Linear Cascade Chain A cascade of RBS:s according to Figure 39 on page 189 188 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 190: Functions

    Detection of fault conditions, alarm states, and consequent actions. This includes detection of: − LOS (Loss Of Signal) − LOF (Loss Of Frame alignment) EN/LZT 123 2697 189 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 191 PCM-A cannot be used as reference source The free running oscillator is selected as reference source The free running oscillator is used to synchronize both PCM-A and B outgoing. 190 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 192 195. This condition is set instead of ERATE when quality supervision including CRC-4 is used. CSES ceases More than N non-SES detected consecutively. EN/LZT 123 2697 191 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 193 BSC. UAST ceases UAST ceases when available state is declared. Each direction (upstream and downstream) is supervised independently of the other. 192 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 194 The DF downstream counter is incremented by 1 for each occurrence of • LOF or • LOS or • The DF upstream counter is incremented by 1 for each occurrence of RAI. EN/LZT 123 2697 193 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 195 A-bit=”1” or • E-bit=”0” (only valid when CRC-4 is used) ES are not counted during unavailable state. Both ES counters are reported after each BI. 194 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 196 Q consecutive seconds with no SES detected. These Q seconds are considered to be part of the available time. EN/LZT 123 2697 195 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 197 The configuration parameter AFT defines the Alarm Filtering Time for all the fault supervision functions − Value range is 50-5000 ms − Default value is 125 ms 196 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 198: Operational Conditions

    AO DP is enabled. The IDB is not updated if a new setting is ordered from the BSC. EN/LZT 123 2697 197 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 199 Transmission Interface Handling G.703 2048 kbit/s This page is intentionally left blank 198 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 200: Transmission Interface Handling Ds1 1544 Kbit/S

    Table 24 on page 200. This table is included to ease the understanding of the functions: Layer 1 Termination, and Supervision of Transmission Faults. EN/LZT 123 2697 199 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 201 Option 2 2-State Signalling (Channel A) Option 4 4-State Signalling (Channel A and B) Option 16 16-State Signalling (Channel A, B, C and 200 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 202: Functions

    Physical and electrical characteristics according to ANSI T1.403 (interface at 1544 kbit/s, one pair for each direction of transmission, test load impedance 100 , resistive). EN/LZT 123 2697 201 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 203 The receiver dynamic range in long haul mode is 0 to – 30 dB at 772 kHz (0 dB = 6.0 V , 100 twisted pair cables). The default setting of LBO in RBS is: 202 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 204 Synchronization of layer 1 is derived either from one of the incoming PCM paths or taken from a free running oscillator. The following cannot be used as a reference source: EN/LZT 123 2697 203 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 205 Thus the updated parameters are used when the synchronization source is selected. 33.3.4 Supervision of Transmission Faults The supervision is initiated during restart of DXU. 204 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 206 An ERATE condition is declared when the bit error rate is equal to or –3 greater than 1*10 during time T. The number of CRC-6 errors is used in this evaluation. EN/LZT 123 2697 205 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 207 AO DP is in state “Disable”. The reporting to the BSC is performed when the AO DP is in state “Enable”. Quality supervision consists of six supervision functions: • BFF (Bit Fault Frequency) 206 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 208 The DF is supervised and reported as the number of disturbances during the BI. Both counters are handled separately. EN/LZT 123 2697 207 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 209 An SES is a is a second with at least one of the events: • N1 CRC-6 errors • LOF alignment • • • 208 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 210 The parameters P and Q are used for defining unavailable state − Value range is 5-15 s − Default value is 10 s • The parameter N1 EN/LZT 123 2697 209 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 211 For an RBS not configured for multidrop, the function is initiated when the parameter Network Topology is set by the OMT to indicate multidrop (cascade). 210 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 212 First 20 universal loopback deactivate code words are sent, then 20 LLB deactivate code words, and finally 20 PLB deactivate code words are sent. EN/LZT 123 2697 211 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 213 Universal Loopback Deactivation Signals The command “Universal Loopback Deactivate” releases all loops whether they are of type LLB or PLB (or both). 212 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 214 Thus, the updated parameters are used when the selection of FDL use is performed. Two PCM paths are supported: PCM-A and PCM-B. EN/LZT 123 2697 213 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 215 Transmission Interface Handling DS1 1544 kbit/s This page is intentionally left blank 214 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 216: Terrestrial Link Handling

    Operation and Maintenance Maintenance functions related to definition of layer 2 address (TEI) are described in chapter Operation and Maintenance Terminal. 34.4.2 Capabilities Not applicable. EN/LZT 123 2697 215 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 217 Terrestrial Link Handling This page is intentionally left blank 216 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 218: Channel Distribution Function

    A unit enters Remote mode when accepting a layer 2 link establishment on A-bis. It remains in Remote mode until it is manually switched to Local mode. EN/LZT 123 2697 217 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 219: Functions

    Functionality Administration. The configuration commands consist of a number of connections between timeslots in the Transport network, the Concentrator and the TRXs. 218 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 220 ICPs range 4 – 255 Usage PCM-A 8-11 PCM-A ..122-127 PCM-A TS 31 132-135 PCM-B TS 1 136-139 PCM-B TS 2 250-255 PCM-B TS 31 EN/LZT 123 2697 219 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 221 For each concentrated signalling channel there is a transmit queue for uplink messages to the BSC. The queue length is supervised as described in "Self Test and Supervision". If a new message is received 220 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 222 The bit rate for the concentrated channels is limited to 64 kbit/s, that is, LAPD concentration and LAPD multiplexing can not be combined. EN/LZT 123 2697 221 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 223 TRXs. The function shares signalling to/from MO CF and signalling to/from one or more TRXs on a shared terrestrial signalling channel. 222 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 224 RBS (and indirectly the BSC), port B towards the next RBS, and so on. Only RBSs supporting multidrop can be included in the multidrop connection chain. Figure 44 on page 224 illustrates the case with three RBSs. EN/LZT 123 2697 223 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 225 Figure 45 on page 225 shows a schematic example with two RBSs and seven timeslots. The first RBS uses timeslots 2, 5 and 6 and the second uses 1, 3 and 4. 224 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 226 When entering and leaving loop modes AFT is not used. The multidrop function is terminated when the parameter Network Topology is set not to indicate multidrop. EN/LZT 123 2697 225 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 227 CMRU 04_0301A Figure 46 Linear Cascade connection with bypass When switching to and from bypass mode, a disturbance will occur on the PCM line. 226 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 228: Operational Conditions

    When multidrop is used only one PCM path can be used for communication towards the BSC. A maximum of five RBSs can be connected in a linear cascade chain. EN/LZT 123 2697 227 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 229 Channel Distribution Function This page is intentionally left blank 228 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 230: Common Control Channel Handling

    PAGING_REQUEST_TYPE_1 /GSM:04.08:9.1.22/ • PAGING_REQUEST_TYPE_2 /GSM:04.08:9.1.23/ • PAGING_REQUEST_TYPE_3 /GSM:04.08:9.1.24/ For dequeuing, priority handling, selection of Page mode, transmission and retransmission, see Section 36.2.3 on page 230. EN/LZT 123 2697 229 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 231 Dequeuing and Scheduling The RBS dequeues and transmits messages from the CCCH queue system in the following order of priority, where a) has the highest priority: 230 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 232 IMSIs and TMSIs stored for retransmission (in the corresponding paging stack) are included in the PAGING_REQUEST message if not enough IMSIs or TMSIs are found in the actual paging queue. EN/LZT 123 2697 231 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 233 The message used for Dummy Paging is a PAGING_REQUEST type 1 /GSM:04.08:9.1.22./. Administration The following configuration parameters are used to control the transmission of PAGING_REQUEST messages and IMMEDIATE_ASSIGNMENT messages on downlink CCCH: 232 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 234: Operational Conditions

    The number of paging groups supported by the RBS is dependent on the channel combination: • (iv) The use of 16-81 paging groups is supported EN/LZT 123 2697 233 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 235 RACH capacity. The RBS is able to report accepted channel requests, as CHANNEL_REQUIRED messages, corresponding to 37% of the requests on full RACH load. 234 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 236: Speech And Data Services

    RBS and RTC as described in /GSM:08.60/. The size of the TRAU frame for full rate speech/data/idle speech is 320 bits. EN/LZT 123 2697 235 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 237: Functions

    Idle pattern is transmitted. • 8 kbps resource in IDLE state (this case only exists when the other 8 kbps resource is in ACTIVE state) 236 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 238 CONNECTION_FAILURE_INDICATION message is sent to the BSC. 37.3.3 Full Rate Speech Full Rate Speech is either initiated by the Channel Activation function or the Mode Modify function. EN/LZT 123 2697 237 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 239 Half Rate Speech is either initiated by the Channel Activation function or the Mode Modify function. In order to activate coding/decoding of speech in the RTC, the RBS issues TRAU frames of type Speech. 238 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 240 TRAU frames of type Idle Speech according to /GSM:08.61/. The rate adaptation is split up between RTC and RBS and is performed as described in /GSM:08.20/ and /GSM:08.61/. EN/LZT 123 2697 239 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 241: Operational Conditions

    /GSM 11.20:7.2.6, table 7–2b/. 37.4.3 Half Rate Speech The round-trip delay for a half rate speech channel, introduced by the BTS, is less than 63 ms. 240 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 242 Less than 315 ms for TCH/H4.8NT. The values are including additional delay due to the measuring method as described in /GSM 11.20:7.2.6, table 7–2b/. EN/LZT 123 2697 241 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 243 Speech and Data Services This page is intentionally left blank 242 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 244: Call Control

    Optional element in /GSM:08.58/. The message containing this element is rejected by the RBS. The sender of the message is notified using an appropriate error handling procedure. EN/LZT 123 2697 243 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 245: Functions

    Full rate data 9.6 kbit/s transparent TCH/F4.8 Full rate data 4.8 kbit/s transparent TCH/F2.4 Full rate data 2.4 kbit/s transparent TCH/F2.4 Full rate data 1.2 kbit/s transparent 244 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 246 The Activation for Normal Assign procedure is in accordance with / GSM:08.58:4.1/. Classification (see section Concepts) of optional elements: Encryption Information Optional Handover Reference Rejected Timing Advance Required EN/LZT 123 2697 245 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 247 Access Delay Measurement From the start of normal burst reception on a dedicated channel, the RBS measures the Access Delay on all received bursts. 246 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 248 • Opens all logical channels for transceiving on the air (start Normal Burst reception) and starts active channel measurements on the dedicated resource EN/LZT 123 2697 247 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 249 SAPI-3 links (at SMS point-to-point). The Contention Resolution Establishment is utilised for SAPI-0 links only (in conjunction with an immediate assign). 248 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 250 /GSM:04.06:5.4.4/. This function is only applicable for SAPI-3 links on SDCCH and SACCH/T. The RBS supports Normal Release /GSM:04.06:5.4.4.2/ as well as Local End Release /GSM:04.06:5.4.4.4/. EN/LZT 123 2697 249 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 251 Each System Information type for the channel group which is changed by the SACCH_INFO_MODIFY message will override the corresponding System Information type stored for the TRX. 250 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 252: Operational Conditions

    Operational Conditions 38.4.1 Channel Activation The maximum delay from reception of a CHANNEL_ACTIVATION command, until the CHANNEL_ACTIVATION_ACKNOWLEDGEMENT or CHANNEL_ACTIVATION_NEGATIVE_ACKNOWLEDGEMENT is sent, is 25 ms. EN/LZT 123 2697 251 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 253 SACCH_INFO_MODIFY message. 38.4.7 LAPDm The RBS uses a repetition delay between 138.5 and 143.1 ms on FACCH/F (depending on the position in the multiframe). 252 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 254 47.9 ms on FACCH/F (counting from the last burst in the received message, to the first burst in the response). On all other channels, the repetition delay specified in /GSM:04.06/ applies. EN/LZT 123 2697 253 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 255 Call Control This page is intentionally left blank 254 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 256: Emc Capabilities For Rbs 2301

    Electrostatic discharge requirements. IEC 1000–4–4, 1995 Electrical fast transient/burst requirement. IEC 1000–4–5 Surge Immunity Requirements. IEC 1000–4–8, 1993 Power frequency magnetic field immunity tests. IEC 1000–4–11 EN/LZT 123 2697 255 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 257: Concepts

    During the test, degradation of performance is however allowed below the specified test level. No change of actual operating state or stored data is allowed. 256 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 258 A fire hazard should not arise in the test object. Any damage or permanent malfunction occurring should be confined to a small number of external line interface circuits. EN/LZT 123 2697 257 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 259: Capabilities

    Limit Set by Table 1 in IEC 1000-3-2 Table 30 Interference on AC power supply leads Basic standard EN 55 022 Limit Class B 258 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 260 6 kV common mode between all lines and cabinet ground reference Performance Criteria A for a complete system Criteria TT for transmitter units Criteria TR for receiver units EN/LZT 123 2697 259 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 261 1 kV differential mode between line and line Performance Criteria B for a complete system Criteria TT for transmitter units Criteria TR for receiver units 260 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 262 Criteria CR for receiver units Table 45 Immunity of 50/60 Hz magnetic fields Basic standard IEC 1000-4-8 Test level 10 A/m, 50/60 Hz Performance Criteria A EN/LZT 123 2697 261 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 263 Air discharges: 8 kV Contact discharges: 4 kV. Performance Criteria A for a complete system Criteria TT for transmitter units Criteria TR for receiver units 262 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 264: Emc Capabilities For Rbs 2302

    Part 3: Limits Section 2: Limits for harmonic current emissions (equipment input current < 16 A per phase) EN 61 000–3–3, 1995 Electromagnetic compatibility (EMC) EN/LZT 123 2697 263 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 265 EN 61 000–4–11, 1994 Electromagnetic compatibility (EMC) Part 4: Testing and measurement techniques Section 11: Voltage dips, short interruptions and voltage variations immunity tests IEC 801-2, 1984 264 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 266 FCC part 2 Frequency allocations and radio treaty matters, General rules and regulations Code of Federal Regulations title 47 FCC part 15 Radio Frequency devices EN/LZT 123 2697 265 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 267: Concepts

    Ancillary RF amplifiers. The gain measured during the test must not change from the gain measured before the test by more than 1 dB. During the test no 266 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 268 Performance Criteria B(K.21): A fire hazard should not arise in the test object. Any damage or permanent malfunction occurring should be confined to a small number of external line interface circuits. EN/LZT 123 2697 267 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 269: Emission

    Table 51 Fulfills EEC self certification requirements according to: Generic standard EN 50 081-1, 1992 Basic standard EN 55 022, 1994 Limit Class A 268 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 270 1.0705 - 108 1000 108 - 500 2000 500 -1000 3000 >1000 5th harmonic of the highest freq. or 40 GHz which ever is lower EN/LZT 123 2697 269 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 271: Immunity

    Code of Federal Regulations 47, FCC part 15 chapter 15.33, 15.109 40.4 Immunity Note: Increased test level, extended frequency range and more severe performance criteria are specified by Ericsson internal EMC document. 40.4.1 Conducted Immunity on AC power ports Fast Transient Test: RBS Table 56 Fulfills the EEC type approval certification requirements according to:...
  • Page 272 Test level 2 Voltage dip, 60% reduction of nominal voltage during 100 ms Test level 3 Voltage dip, >95% reduction of nominal voltage during 5000 ms EN/LZT 123 2697 271 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 273 EN 61 000-4-6, 1996 Frequency range 150 kHz - 80 MHz Test level 3 V(rms) Performance Criteria CT Criteria CR Note: see note 40.4 272 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 274 150 kHz - 80 MHz Test level 3 V(rms) Performance Criteria CT Criteria CR Note: see note 40.4 RF Common Mode: PBC Note: see note 40.4 EN/LZT 123 2697 273 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 275 Criteria CT Criteria CR Note: see note 40.4 RF Common Mode: PBC Note: see note 40.4 Power Induction Test: RBS, PBC Note: see note 40.4 274 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 276 Fulfills the EEC type approval certification requirements according to: Product standard prETS 300 342-3, October 1997 Basic standard EN 61 000-4-2, 1995 Test level Contact discharge 4 kV Air discharge 8 kV EN/LZT 123 2697 275 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 277 Product standard EN 50 082-1, 1992 Basic standard IEC 801-2, 1984 Test level Air discharge 8 kV Performance Criteria B Note: see note 40.4 276 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 278: Environmental Capabilities

    Non-destruction refers to an operation period of not more than 96 consecutive hours, and a total of not more than 5.5 days in a 3 years period. EN/LZT 123 2697 277 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 279: References

    5-100 41.4.3 Biological conditions. The severity of these requirements is in conformity with: • IEC 721-3-2 class 2B2. • ETS 300 019-1-2 Class 2.3. 278 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 280 12 months. The time refers to equipment in its outer package and stored at the consignee in a conditioned store. EN/LZT 123 2697 279 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 281 The severity of these requirements is in conformity with: • IEC 721-3-1 class 1M2 • ETS 300 019-1-1 Class 1.2 In addition to this Ericsson demands more rigorous values than stated by IEC and ETSI above. 280 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 —...
  • Page 282 41.4.6 on page 279 in this document. 41.7 Operation Mast Mounted Equipment -33 C - +45 General conditions General conditions conform to • IEC 721-3-4 classes 4K2/4Z5/4Z7/4B1/4C2(4C3)/4S2/4M5 EN/LZT 123 2697 281 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 283 The climatic conditions conform to • IEC 721-3-4 classes 4K2/4Z5/4Z7 • ETS 300 019-1-4 class 4.1 In addition to this, Ericsson demands more rigorous values than stated by IEC and ETSI above. Table 78 Climatic conditions during outdoor operation Environmental parameters...
  • Page 284 The mechanical conditions conform to • IEC 721-3-4 class /4M5/ • ETS 300 019-1-4 class 4.1 In addition to this, Ericsson demands more rigorous values than stated by IEC and ETSI above. Table 79 Mechanical conditions during operation outdoor Environmental parameter...
  • Page 285 Environmental Capabilities This page is intentionally left blank 284 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 286: Product Safety Requirements Rbs 2000

    For the US the following standards are applicable: UL 1950 3rd edition “Safety of Information Technology Equipment Including Electrical Business Equipment”. UL 1419 Standard for Professional Audio and Video Equipment. EN/LZT 123 2697 285 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 287 Protection against overvoltage. (Only applicable for UL 1950 3rd edition.) 42.2.1 Declaration of Conformity Tests and inspections are carried out according to ECMA requirements. 286 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 288: Building Practice Requirements Rbs 2000

    This chapter specifies the building practice requirements for RBS 2000. 43.1 Fire Resistance The fire resistance of assemblies for Ericsson equipment are based on the properties of the materials, components and cables which are used for the construction of these assemblies. The properties concerning fire resistance are measured according to widely accepted national and international standards.
  • Page 289: Poisonous Fumes

    43.2 Poisonous Fumes Apart from the inevitable carbon monoxide fumes and the possible HCl (Hydrochloric acid) fumes there will be no other noxious, corrosive or poisonous fumes in any harmful concentration during fire in Ericsson equipment. 43.3 Declaration of Materials Materials which are under legal restrictions are declared according to relevant standards.
  • Page 290: Bts Parameter Limitations

    0 - 1 IWD-defined value range: 0 - 2 44.4.2 Alarm Status Type BTS-supported value range: Alarm status type: IWD-defined value range: 0 - 1 EN/LZT 123 2697 289 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 291 Tag=sequential number of CG within Input Concentration Map 44.4.5 Extended Range Indicator BTS-supported parameter range: ERI: 0 (extended range off ) IWD-defined value range: 0 - 1 290 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 292 TSs on that TRX, provided that no TS within the TRX is enabled. BTS-supported value range: FN offset: 0 - 1023 (03FF) IWD-defined value range: 0 - 1325 (052D) EN/LZT 123 2697 291 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 293 ARFCN 1800/1900 MHz: 512 - 885 (dec) Note: Frequency channel number should be defined in steps of two to prevent interference between two nearby channels. 292 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 294 CF, IS, TRXC, RX, TF, TS, TX, DP Started CF, TRXC Enabled IS, RX, TF, TS, TX, DP Disabled IS, RX, TF, TS, TX, DP IWD-defined value range: 00 - 03 EN/LZT 123 2697 293 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 295 Cross Combination Indicator: 127 IWD-defined value range: 0, 127 44.4.20 TF Mode BTS-supported code: TF mode parameter: 1 (= stand-alone) IWD-defined value range: 00 - 02, FF 294 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 296: Appendix

    A 32 or 64 kbit/s signalling channel is established by connecting two or four pairs of consecutive ICPs to each other. The consecutive ICPs must belong to the same TS or SCH. EN/LZT 123 2697 295 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 297 BTS Parameter Limitations This page is intentionally left blank 296 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 298 In the RBS manuals, terminology defined by GSM is used together with terms related to Ericsson and the CME 20 and CMS 40 projects. Terms and Abbreviations An arrow -> is used to indicate a reference to another entry in this list.
  • Page 299 A channel group is a group of dedicated logical channels to a specific MS. Common Mode CME 20 Cellular Mobile Europe —CME 20 Ericsson digital land mobile telecommunication system based on the GSM standards. —CME 201 Ericsson GSM system comprising Ericsson equipment only.
  • Page 300 CMRU, it is said to be distributed. Downlink Signalling direction, from the system to the MS. Distribution Panel Digital Signal Level 1 (1544 kbit/s) Digital Signal Processor EN/LZT 123 2697 299 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 301 System 1900 MHz (generic) HDLC High level Data Link Control HDSL High bit rate Digital Subscriber Line HLIN High Level IN HLOUT High Level OUT Hardware 300 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 302 RU to enter Local or Remote mode. Loss Of Frame Logical Channel A logical channel represents a specified portion of the informationcarrying capacity of a physical channel. EN/LZT 123 2697 301 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 303 Mobile Station MTBF Mean Time Between Failure MTBCF Mean Time Between Catastrophe Failure National Colour System Ericsson Network Management System in Nominal Power The nominal power is the power level defined when configuring the transceiver. O&M Operation and Maintenance 302 (306) EN/LZT 123 2697 ©...
  • Page 304 -> TDMA frame -> Logical channel Personal Identification Number Payload Loop Back PREFL Power Reflected Power Supply Unit EN/LZT 123 2697 303 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 305 Measure of signal quality as defined in GSM 05.08:8.2.4 Reciver Unit Severely Errored Second Service Object Sub RU A sub-replaceable unit is always connected to a superior Main RU. This 304 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 306 DXU to the TRUs. Transport Module Tower Mounted Amplifier TN O&M Transport Network Operation and Maintenance (in general). Tora ASIC in the TRU Transcoder Rate Adapter EN/LZT 123 2697 305 (306) © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...
  • Page 307 The quotient between transmitted and reflected power. X bus The X bus carries transmit air data frames between trancievers. This is used for baseband frequency hopping. 306 (306) EN/LZT 123 2697 © Ericsson Radio Systems AB 1998-08-13 — All Rights Reserved —...

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