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Huawei iSiteC BTS3601C-800 User Manual

Cdma base station
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User Manual
iSiteC BTS3601C CDMA Base Station
Chapter 1 System Overview .................................................................................................1-1
1.1 Introduction ...............................................................................................................1-1
1.1.1 Network Solution of cdma2000 1X System ........................................................1-1
1.1.2 Market Orientation of BTS3601C.......................................................................1-3
1.2 System Feature .........................................................................................................1-3
1.3 Technical Index .........................................................................................................1-5
1.3.1 Engineering Index............................................................................................1-5
1.3.2 Protection Index...............................................................................................1-5
1.3.3 Capacity Index.................................................................................................1-6
1.3.4 Performance Index...........................................................................................1-6
1.4 External Interface.......................................................................................................1-7
1.4.1 Um Interface....................................................................................................1-8
1.4.2 Abis Interface ................................................................................................1-11
1.4.3 Other Interface...............................................................................................1-15
1.5 Reliability Design .....................................................................................................1-16
1.5.1 Hardware Reliability Design ............................................................................1-16
1.5.2 Software Reliability Design .............................................................................1-18
Chapter 2 System Architecture.............................................................................................2-1
2.1 Overview...................................................................................................................2-1
2.1.1 Appearance.....................................................................................................2-1
2.1.2 Functional Structure .........................................................................................2-2
2.2 MBPM.......................................................................................................................2-2
2.2.1 Structure and Principle .....................................................................................2-3
2.2.2 External Interface.............................................................................................2-7
2.2.3 Key Index ........................................................................................................2-8
2.3 MTRM.......................................................................................................................2-8
2.3.1 Structure and Principle .....................................................................................2-9
2.3.2 External Interface...........................................................................................2-11
2.3.3 Key Index ......................................................................................................2-12
2.4 MPAM.....................................................................................................................2-12
2.4.1 Structure and Principle ...................................................................................2-12
2.4.2 External Interface...........................................................................................2-13
2.4.3 Key Index ......................................................................................................2-14
2.5 MFEM.....................................................................................................................2-14
2.5.1 Structure and Principle ...................................................................................2-14
2.5.2 External Interface...........................................................................................2-15
2.5.3 Key Index ......................................................................................................2-16

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  • Page 1: Table Of Contents

    User Manual System Description iSiteC BTS3601C CDMA Base Station Table of Contents Table of Contents Chapter 1 System Overview ....................1-1 1.1 Introduction .......................1-1 1.1.1 Network Solution of cdma2000 1X System ............1-1 1.1.2 Market Orientation of BTS3601C...............1-3 1.2 System Feature ......................1-3 1.3 Technical Index ......................1-5 1.3.1 Engineering Index....................1-5 1.3.2 Protection Index....................1-5...
  • Page 2 User Manual System Description iSiteC BTS3601C CDMA Base Station Table of Contents 2.6 MAPM........................2-16 2.6.1 Structure and Principle ...................2-16 2.6.2 External Interface...................2-16 2.6.3 Key Index ......................2-17 2.7 MBKP ........................2-17 2.8 Antenna and Feeder Subsystem................2-17 2.8.1 RF Antenna & Feeder ..................2-18 2.8.2 Dual-Satellite Synchronization Antenna and Feeder .........2-20 Chapter 3 System Function ....................3-1 3.1 Call Procedure Introduction ..................3-1...
  • Page 3 User Manual System Description iSiteC BTS3601C CDMA Base Station Table of Contents A.2 Performance of Transmitter ..................A-10 A.2.1 Frequency Requirement ................A-10 A.2.2 Modulation Requirement ................A-10 A.2.3 RF Output Power Requirement..............A-11 A.2.4 Limitation on Emission .................. A-11 Appendix B EMC Performance ....................

  • Page 4: Chapter 1 System Overview

    1X mobile communication system has been widely used for commercial purpose. This section first introduces the network solution of Huawei cdma2000 1X mobile communication system, and then introduces the market orientation of Huawei outdoor type Base Transceiver Station (BTS) BTS3601C.
  • Page 5 PCF: Packet Control Function BSS: Base Station Subsystem CN: Core Network Figure 1-1 Network structure of Huawei cdma2000 1X mobile communication system BTS3601C BTS3601C is an outdoor one-carrier BTS. It transmits/receives radio signals so as to realize the communication between the radio network system and the Mobile Station (MS).

  • Page 6: Market Orientation Of Bts3601C

    BTS. 1.1.2 Market Orientation of BTS3601C Huawei BTS3601C is fully compatible with IS-95A/B and IS-2000 standards. BTS3601C is an outdoor BTS, configured with one carrier. It features small size, easy installation, flexible networking, less investment and fast network construction.
  • Page 7 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview It supports various configuration modes like S(1/1) and S(1/1/1) through cascading ODU3601Cs. For optical transmission, it supports chain and ring networking modes. Configuration and networking details are available in "3.7 Configuration and Networking"...

  • Page 8: Technical Index

    BTS3601C CDMA Base Station Chapter 1 System Overview VII. Pleasing appearance Huawei BTS3601C has a compact structure and is aesthetically designed, which makes it an attractive solution for both indoor and outdoor facilities. 1.3 Technical Index The technical indices include engineering, protection, capacity and performance indices.

  • Page 9: Capacity Index

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview 1.3.3 Capacity Index Configuration of single-BTS: 1 sector-carrier Number of sector-carriers Configuration of cascaded ODU3601Cs: 3 sector-carriers 96 reverse channels and 192 forward channels, satisfying the 3 Number of channels sector-carriers application 1.3.4 Performance Index　...

  • Page 10: External Interface

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview 824 Ã 849MHz Working frequency 1.23MHz Channel bandwidth 30kHz Channel step length -128dBm (RC3, main and diversity reception) Signal receiving sensitivity III. System reliability 　 Mean Time Between Failures m 100,000 hour (MTBF) [ 1 hour...

  • Page 11: Um Interface

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview Test Test Satellite Satellite equipment equipment Sync. Interface Sync. Interface Clock test Clock test interface interface BTS3601C BTS3601C Um interface Um interface Abis interface Abis interface OML interface OML interface LMF interface LMF interface...
  • Page 12 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview manufacturers are fully compatible with different networks. This is one of the fundamental conditions for realizing the roaming function of CDMA system. Secondly, radio interface defines the spectrum availability and capacity of CDMA system. Um interface is defined with the following features: Channel structure and access capacity.
  • Page 13 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview Layer 3 is the top layer. It performs Radio Resource Management (RM), Mobility Management (MM) and Connection Management (CM) through the air interface. III. Physical layer Working band Duplex Band Forward band...

  • Page 14: Abis Interface

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview V. Layer 3 The higher layer signaling performs the functions such as radio resource management, mobility management and call connection management on air interface. Radio resource management The radio resource management functions include: Radio channel management It is used to establish, operate and release radio channels, and help to realize soft...
  • Page 15 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview Abis Interface Abis Interface SPU: Signaling Processing Unit CEs: Channel Elements SDU: Selection/Distribution Unit OMU: Operation and Maintenance Unit MC: Main Control unit Figure 1-4 Composition of Abis interface &...
  • Page 16 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview Abis Traffic SSSAR AAL2 Physical Layer II. Physical layer The physical layer of Abis interface can use E1 interface or STM-1 interface. Each BTS3601C has an E1 link connected with BSC. It realizes transmission through the ATM User Network Interface (UNI) protocol.
  • Page 17 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview Overhead message updating: With this function, BSC configures or update overhead message to BTS. Cell breath control function. Cell blocking function. Radio measurement report function. Common channel management function Paging channel management procedure: It is used to transmit paging channel messages from BSC to MSs through Abis interface.

  • Page 18: Other Interface

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview 1.4.3 Other Interface I. ODU3601C interface This interface is located between the Micro-bts Transceiver Module (MTRM) of BTS3601C and the MTRM of ODU3601C. It transmits baseband data through optical fibers (including service information and operation &...

  • Page 19: Reliability Design

    1.5 Reliability Design Reliability design of a system is shown in the stability and reliability of the product during operation. Huawei BTS3601C is designed based on the following standards: TIA/EIA/IS-95A CDMA Radio Interface Specifications TIA/EIA/IS-95B CDMA Radio Interface Specifications TIA/EIA/IS-2000 CDMA Radio Interface Specifications...
  • Page 20 Many measures have been taken in board design to improve its reliability. Redundancy configuration is applied for key components to improve system reliability. Key circuits are designed by Huawei, which lays the foundation of high reliability. 　 The hardware WATCHDOG is equipped for the board, and the board can automatically reset in case of fault.

  • Page 21: Software Reliability Design

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview VII. Maintainability The purpose of maintainability design is to define the workload and nature of the maintenance, so as to cut the maintenance time. The main approaches adopted include standardization, modularization, error prevention, and testability improvement, which can simplify the maintenance work.
  • Page 22 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 1 System Overview system test. They make plans strictly following the demand of the upper-level flow, which ensure the improvement of software reliability. Additionally, test plans are modified and improved with the tests. II.

  • Page 23: Chapter 3 System Function

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function Chapter 3 System Function 3.1 Call Procedure Introduction Call procedure includes speech service call procedure and data service call procedure. This section gives some typical examples to introduce the MS call procedures.
  • Page 24 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function MSC sends "Assignment Request" message to BSC to request BSS to assign radio resources. BSC sends “Abis-BTS Setup” message to BTS to request BTS to allocate radio resources for the call.
  • Page 25 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function Paging Request Paging Request Abis-PCH MsgTransfer(GPM ) Abis-PCH MsgTransfer(GPM ) Paging Response Paging Response Abis-ACH Msg Transfer(PRM) Abis-ACH Msg Transfer(PRM) CM Service Req CM Service Req Abis -PCH Msg Transfer(Base Ack) Abis -PCH Msg Transfer(Base Ack) Base Ack Order Base Ack Order...

  • Page 26: Data Service Call Procedure

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function 11) BSC sends “Abis-IS2000 FCH Fwd” message to BTS to request BTS to send null frame to MS. 12) After receiving “Abis-IS2000 FCH Fwd” message, BTS sends null frame to BSC via “Abis-IS2000 FCH Rvs”...
  • Page 27 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function PDSN PDSN (1) Origination (1) Origination (2) BS ACK (2) BS ACK (3) CM Service Request (3) CM Service Request (4) Assignment Request (4) Assignment Request ECAM ECAM (6) Tch Preamble (6) Tch Preamble...
  • Page 28 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function BTS sends service connection message/service selection response message to MS, and designates the service configuration used for the call. MS starts to handle the service according to the designated service configuration. 10) After receiving service connection message, MS responds with one Service Connect Complete"...

  • Page 29: Signaling Processing

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function (1) Supplemental Channel Request Message (2) Abis-BTS Setup (3) Abis Connect (4) Abis Connect Ack (5) Abis-BTS Setup Ack (6) Abis Burst Request (7) Abis Burst Response (8) Abis Burst Commit (9) Extended Supplemental Channel Assignment Message Figure 3-4 Reverse SCH establishment procedure...
  • Page 30 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function I. Functions of physical layer and transmission layer on Abis interface The physical layer of Abis interface adopts ATM UNI technology. The configuration of User-to-Network Interface (UNI) is completed at the BTS that also provides the timeslot configuration function.

  • Page 31: Baseband Processing

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function VIII. Power control Coordinating with the MS and BSC, BTS provides various power control mechanisms (as detailed in Section 3.4.1 Power Control). 3.3 Baseband Processing Baseband processing performs physical layer functions on Um interface, and processes baseband data of all full-duplex channels in CDMA system.
  • Page 32 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function In the forward channel, long code scrambling is used to scramble the user data to provide encryption function. Walsh code spreading spectrum In the forward channel, Walsh code is used to identify each user. QPSK modulation Quadrature Phase Shift Keying (QPSK) modulation is used in the forward channel.

  • Page 33: Radio Resource Management

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function 3.4 Radio Resource Management BTS radio resource management functions meet the requirements of TIA/EIA IS-97-D protocol. 3.4.1 Power Control CDMA system is a self-interferenc system, in which every subscriber is an interference source to other subscribers.
  • Page 34 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function In this mode, the BTS power is adjusted according to power control bit from the MS (the maximum speed can reach 800bit/s). In cdma2000 1X system, large data service is supported.

  • Page 35: Handoff

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function 3.4.2 Handoff I. Types The handoff can be divided into the following three types according to the handoff procedures. Hard handoff The MS firstly disconnect the connection with the previous BTS, then sets up the connection with the new BTS.
  • Page 36 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function channel configurations and spreading spectrum structures. The supported transmission combinations include: Forward RC1, and reverse RC1; Forward RC2, and reverse RC2; Forward RC3 or RC4, and reverse RC3; Forward RC5, and reverse RC4.
  • Page 37 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function II. Physical channel configuration On Um interface is defined series of physical channels, which are divided into different types according to the channel features. Different RCs support different channels.
  • Page 38 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function If smart antenna or beam shaping formation technology is adopted, the BTS will provide one or more Forward Auxiliary Pilot Channels (F-APICHs) on the forward channel to improve the system capacity and coverage. When diversity transmit method is used in CDMA channel with F -APICH, BTS will provide corresponding...
  • Page 39 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function The frame length of paging channel is 20ms. Each frequency of the sector can support seven paging channels at most. Forward Quick Paging Channel (F-QPCH) This is used to send paging indicator and the system configuration change indicator to MSs operating in slotted mode, instructing them to receive the paging messages.
  • Page 40 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function R-ACH is used by MS to originate the communication with BTS, and respond to paging channel message. MS uses random access protocol to initiate access procedure. Regarding each of the supported paging channel, Maximum 32 access channels can be supported.

  • Page 41: Diversity Receiving

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function 3.4.4 Diversity Receiving BTS3601C supports Diversity Receiving function, which is realized through two sets of independent receiving devices (including antenna, feeder, MFEM and MTRM). The two sets of receiving devices demodulate the received signals at the same time, and then the baseband processing unit decodes the signals with diversity mergence algorithm to obtain diversity gain.

  • Page 42: Configuration Management

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function he can send the loading command through the remote maintenance console to activate the software loading process. & Note: The remote maintenance console means the client of the BAM at the BSC side, and the nearby maintenance console means the client of the OMU at the BTS side.
  • Page 43 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function I. Local cell configuration This function is used to add or delete physical cell resources of the BTS. The unit of physical cell configuration is sector-carrier. The following configuration items are provided for this function: Local cell ID, local sector ID, carrier ID, MTRB ID, maximum cell radius, maximum user speed, maximum times of searching for reverse common channel, size of service channel search window, search window offset, and power control mode.

  • Page 44: Mbpm

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function Clock source of high priority, clock source of ordinary priority, and clock source with low priority. In-board clock source can be GPS closk source or GLONASS clock source. V.
  • Page 45 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function X. Configuration data deletion This function is used to delete the BTS configuration data which is saved in Flash Memory. XI. Configuration data saving This function is used to save the BTS configuration data currently in use to the Flash Memory of MBPB so that BTS can obtain the data from the Flash Memory directly upon the startup next time.

  • Page 46: Equipment Management

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function 3.5.3 Equipment Management I. Version query This function is used to query the version of MBPB and MTRB of BTS3601C. The version information of MBPB includes: software version No., logical version No., BOOTROM version No., PCB version No., CPU version No., and hardware &...
  • Page 47 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function Including the alarms of receiver over-excited, transmit path clock out of sync., hardware phase-locked loop out of sync., software phase-locked loop out of sync., I value abnormal, and digital down converter fault. Besides, the alarms related to fans, power amplifier and MLNA are also reported through MTRB.

  • Page 48: Status Management

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function configuration and started, it will be reset; if BTS3601C is in test mode or finished configuration, it will not be reset. Abis signaling link disconnection BTS sends a handshaking packet to BSC once a second. If no response is received from BSC within 20 seconds, the system regards that Abis s ignaling link has been disconnected.
  • Page 49 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function MTRB statuses include: Status type Value range Enable (enabled) Disable (disabled) Operation status Degrade Not Install (not installed) Board Not Config (board not configured) Block (blocked) Administration status Unblock (unblocked) II.

  • Page 50: Tracing Management

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function Special status Status name Value range and description type K_161T (GPS/GLONASS card) Satellite card model UTONCORE (GPS card) GPS only Satellite card work mode GLONASS only GPS and GLONASS Clock state GPS Satellites traced The number of traced GPS satellites...

  • Page 51: Test Management

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function OML interface, Abis interface, MBPB-MTRB signaling interface and O&M interface. II. Resource tracing BTS3601C resource tracing management includes: The management of MBPB CPU occupancy, board temperature, channel resource and I (power spectrum density) value.

  • Page 52: Lightning Protection

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function III. RSSI test Received Signal Strength Indicator (RSSI) test can help to judge whether BTS receiving paths are operating normally. 3.6 Lightning Protection 3.6.1 Lightning Protection for Power Supply As an all-whether outdoor BTS, BTS3601C features strong protection capability against extreme temperature, rain, dust and lightning, and is adaptive to the power supply of unstable voltage.

  • Page 53: Structure And Principle

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function 3.6.2 Lightning Protection for Trunk Line Three kinds of trunk lines are supported in BTS3601C: 75Ù coaxial cable (E1/T1), 120Ù twisted pair (E1/T1) and optical fiber. Lightning protection is out of question if optical fiber is used as the BTS is connected with fiber tail.

  • Page 54: Mtrm

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function Lightning rod Grounding cable cBTS3601C BTS3601C Figure 3-11 Lightning protection of RF antenna & feeder II. Lighting protection for dual-satellite synchronization antenna & feeder GPS/GLONASS dual-satellite synchronization antenna & feeder should be under the protection of the lightning arrester as shown in Figure 3-11.

  • Page 55: Bts Networking

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function Configuration of the BTS3601C cabinet is shown in Figure 3-12. Heat-pipe radiator Figure 3-12 BTS3601C configuration (AC power input) As shown in the above configuration, slots 0, 1, 2, 3 and 4 are configured with MAPM, MBPM, MTRM, MFEM and MPAM respectively.

  • Page 56: External Interface

    User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function The networking modes supported by the BTS3601C are relevant to the external interfaces it provides. The BTS3601C provides two external STM-1 interfaces and one external E1 interface. When BTS3601C is connected to the transmission system via the STM-1 interface, it can cascade the subordinate BTS via the other STM-1 interfaces or E1 interface.
  • Page 57 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function BTS3601C STM-1 STM-1 STM-1 BTS3601C STM-1 BTS3601C Figure 3-14 Star networking (connected to SDH transmission ring via STM-1 interface) BTS3601C BTS3601C BTS3601C Figure 3-15 Star networking (connected to SDH transmission ring via E1 interface) II.
  • Page 58 User Manual System Description iSiteC BTS3601C CDMA Base Station Chapter 3 System Function III. Optical fiber ring networking The optical fiber ring networking differs from the optical fiber chain networking in that all the BTSs are concatenated to an SDH155 ring in sequence, as shown in Figure 3-17.
  • Page 59 Figure 3-19 Co-E1 networking of the external DXC VI. Co-transmission networking with GSM mini BTS The BTS3601C supports co-transmission networking with the appropriate Huawei GSM mini BTS (e.g. BTS3001C). When the BTS3601C and GSM mini BTS are constructed at the same site, transmission resources can be shared and network construction can be expedited.

  • Page 60: Appendix A Performance Of Receiver And Transmitter

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Appendix A Performance of Receiver and Transmitter The performances of BTS receivers and transmitters comply with or surpass all the specifications defined in the IS-97-D Recommended Minimum Performance Standards for cdma2000 Spread Spectrum Base Stations.
  • Page 61 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Table A-2 Maximum FER of F-FCH or R-DCCH receiver in demodulation performance test under RC1 FER limits (%) Data rate (bit/s) Lower limit Eb/N0 Upper limit Eb/N0 9,600 3.0 @ 4.1dB...
  • Page 62 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Table A-7 Maximum FER of F-FCH or R-DCCH receiver in demodulation performance test under RC4 FER limit (%) Data rate (bit/s) Lower limit Eb/N0 Upper limit Eb/N0 14,400 2.4% @ 0.8 dB...
  • Page 63 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Table A-10 Standard channel simulator configuration Standard Path 2 power Path 3 power Deferring Deferring Deferring channel Number Speed (corresponds (corresponds path 1 path 2 path 3 of Paths Simulator...
  • Page 64 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Table A-14 Maximum FER of demodulation performance test of R-FCH or R-DCCH receiver under RC2 FER limits (%) Case Data rate (bit/s) Lower limit Eb/N0 Upper limit Eb/N0 14,400 7,200...
  • Page 65 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Table A-17 Maximum FER of demodulation performance test of R-FCH receiver under RC2 FER limits (%) Case Data rate (bit/s) Lower limit Eb/N0 Upper limit Eb/N0 14,400 2.8 @ 5.2 dB 0.4 @ 5.8 dB...
  • Page 66 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Table A-20 Maximum FER of demodulation performance test of R-SCH (Turbo Code) receiver under RC3 FER limits (%) Case Data rate (bit/s) Lower limit Eb/N0 Upper limit Eb/N0 307,200 15% @ 0.8 dB...

  • Page 67: A.1.4 Receiving Performance

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter A.1.4 Receiving Performance I. Sensitivity 450MHz band: The R-TCH FER shall be <1.0% with 95% confidence when -127dBm/1.23MHz CDMA RC3 signal level is inputted at BTS RF main and diversity input ports. 800MHz band: The R-TCH FER shall be <1.0% with 95% confidence when -128dBm/1.23MHz CDMA RC3 signal level is inputted at BTS RF main and diversity input ports.

  • Page 68: A.1.5 Limitation On Emission

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter When R -TCH FER maintains <1.5%, the output power of mobile station simulator changes less than 3dB whether there is single-tone interference or not. IV.

  • Page 69: A.2 Performance Of Transmitter

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Eb/N0 (dB) per input port Minimum acceptable report value Maximum acceptable report value A.2 Performance of Transmitter A.2.1 Frequency Requirement I. Frequency coverage 450MHz band: 460 - 470MHz 800MHz band: 869 - 894MHz II.

  • Page 70: A.2.3 Rf Output Power Requirement

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter II. Waveform quality The normalized cross correlation coefficient, , shall be greater than 0.912 (excess power < 0.4 dB). A.2.3 RF Output Power Requirement I.
  • Page 71 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix A Performance of Receiver and Transmitter Offset from carrier central frequency Spurious requirement -36 dBm / 1 kHz; 9 kHz < f < 150 kHz > 4.00 MHz -36 dBm / 10 kHz; 150 kHz <...

  • Page 72: Appendix B Emc Performance

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix B EMC Performance Appendix B EMC Performance ETSI EN 300 386 Electromagnetic Compatibility and Radio Spectrum Matters (ERM); Telecommunication network Equipment. ElectroMagnetic Compatibility (EMC) Requirements are the EMC standards of telecommunication equipment globally applicable.

  • Page 73: B.2 Ems Performance

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix B EMC Performance B.2 EMS Performance I. R-F anti-electromagnetic interference (80MHz~1000MHz) Values of RF anti-EMI test are listed in Table B-3. Table B-3 Values of RF anti-EMI test Test port Test level Performance class Whole cabinet...
  • Page 74 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix B EMC Performance Table B-5 Requirement for ESD test level Discharge mode Test level Performance class Contact 2kV, 4kV 2kV, 4kV, 8kV & Note: 1. Test method is the same as IEC 61000-4-2 [5]. 2.
  • Page 75 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix B EMC Performance Test port Test level Performance class Line~line, 0.5kV Control line, signal line Line~ground, 1kV Line~line, 1kV Control line, signal line (outdoor) Line~ground, 2kV & Note: The test method is the same as IEC61000-4-5 [11]. VI.

  • Page 76: Appendix C Environment Requirement

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix C Environment Requirement Appendix C Environment Requirement BTS3601C environment requirements involve storage, transportation, and operation environments. These requirements are specified based on the following standards: 　 ETS 300019 Equipment Engineering (EE); Environmental conditions and environmental tests for telecommunications equipment IEC 60721 Classification of environmental conditions C.1 Storage Environment　...

  • Page 77: C.2 Transportation Environment

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix C Environment Requirement The density of chemical active substances shall meet the requirements listed in Table C-3. 　 Table C-3 Requirements on the density of chemical active substances Chemical active substance Unit Content mg/m³...
  • Page 78 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix C Environment Requirement II. Biotic environment　 No microorganism like fungal or mould multiplied around or inside. 　 Free from the attack of rodential animals (such as rats). 　 III. Air cleanness　 No explosive, electrically/magnetically conductive, or corrosive particles around.

  • Page 79: C.3 Operation Environment

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix C Environment Requirement Item Sub-item Range Note:　 Impact response spectrum: The max. acceleration response curve generated by the equipment under the specified impact excitation. Impact response spectrum II indicates that the duration of semi sinusoidal impact response spectrum is 6ms.
  • Page 80 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix C Environment Requirement Physical active substance Unit Content Note:　 Suspending dust: diameter Ÿ 75lm　 Falling dust: 75lm Ÿ diameter Ÿ 150lm　 Sands: 150lm Ÿ diameter Ÿ 1,000lm The density of chemical active substances shall meet the requirements listed in Table C-12.

  • Page 81: Appendix E Standard Compliance

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix E Standard Compliance Appendix E Standard Compliance E.1 General Technical Specification　 TIA/EIA-97-D: Recommended Minimum Performance Standards for Base Stations Supporting Dual-mode Spread Spectrum Mobile Stations General Technical Requirements: FEDERAL IMT-MC (CDMA 2000) CELLULAR MOBILE SYSTEM OPERATING IN BAND 450 MHZ E.2 Um Interface　...

  • Page 82: E.4 Lightning Protection

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix E Standard Compliance ITU-T G.957: Optical interface for equipment and systems relating to the synchronous digital hierarchy ITU-T G.958: Digital line systems based on the synchronous digital hierarchy for use on optical fiber cables AF-PHY-0086.001: Inverse Multiplexing for ATM (IMA) Specification Version 1.1 ATM Forum af-phy-0064.000...

  • Page 83: E.5 Safety

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix E Standard Compliance ITU-T K.11 (1993) Principles of Protection Against Over-voltage and Over-current. ITU-T K.27 (1996) Bonding Configurations and Earthing Inside a Telecommunication Building 253(1995) Equipment Engineering; Earthing bonding telecommunication equipment in telecommunication centers E.5 Safety　...
  • Page 84 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix E Standard Compliance IEC 61000-6-1: 1997; "Electromagnetic compatibility (EMC) Part 6: Generic standards Section 1: Immunity for residential, commercial and light-industrial environments"; IEC 61000-6-3: 1996; "Electromagnetic compatibility (EMC) Part 6: Generic standards Section 3: mission standard for residential, commercial and light industrial environments";...

  • Page 85: E.7 Environment

    User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix E Standard Compliance GOST 30429-96. "Electromagnetic compatibility of technical equipment. Man-made noise from equipment and apparatus used together with service receiver systems of civil application. Limits and Test methods. E.7 Environment　 IEC 60529 "Degrees of protection provided by enclosure (IP code)"...
  • Page 86 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix E Standard Compliance GOST 23088-80. "Electronic equipment. Requirements to packing and transportation and test methods".
  • Page 87 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix F Abbreviation Appendix F Abbreviation F.1 Abbreviation of Modules MAPM Micro-bts Ac-dc Power supply Module MASU Micro-bts Access SDH Unit MBBP Micro-bts Baseband Backplane MBKP Micro-bts Backplane MBPB Micro-bts Base-band Processing Board MBPM Micro-bts Base-band Processing Module MDPM...
  • Page 88 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix F Abbreviation Core Network Common Transmit Clock Digit/Analog Digit Analog Converter DAGC Digit Automatic Gain Control Direct Current Data Communications Equipment Electronics Industry Association Erasure Indicator Bit Equipment Identity Register Electro Magnetic Compatibility Electro Magnetic Interference Foreign Agent...
  • Page 89 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix F Abbreviation Micro Process Unit Mobile Station Mobile Switching Center MTBF Mean Time Between Failures MTTR Mean Time To Repair Network Identification Operation, Administration and Maintenance OCXO Oven voltage Control Oscillator Original Equipment Manufacturer Operation &...
  • Page 90 User Manual System Description iSiteC BTS3601C CDMA Base Station Appendix F Abbreviation Mobile Terminal Adapter Transport Control Protocol TDMA Time Division Multiple Access Terminal Equipment 1 Terminal Equipment 2 Telecommunications Industry Association TMSI Temp Mobile Subscriber Identifier Transceiver UART Universal Asynchronous Receiver/Transmitter Universal Coordinated Time Virtual Channel Identifier Visitor Location Register...
  • Page 91 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Table of Contents Table of Contents Chapter 1 O&M System Overview..................1-1 1.1 Architecture.......................1-1 1.1.1 Local O&M System ..................1-1 1.1.2 Mobile Integrated Network Management System..........1-3 1.2 Functions of O&M System..................1-4 1.2.1 Near Maintenance Functions ................1-4 1.2.2 Remote Maintenance Functions ................1-5 Chapter 2 Maintenance Console Introduction ..............2-1 2.1 Near Maintenance Console ..................2-1...
  • Page 92 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Table of Contents 5.1.1 Notes ......................5-1 5.1.2 Module Removal....................5-2 5.1.3 Module Installation ...................5-2 5.1.4 Replacement Completion .................5-3 5.2 Part Replacement ......................5-3 5.2.1 Module Replacement ..................5-3 5.2.2 Optical Fiber Replacement ................5-4 Appendix A Module Maintenance Window Introduction ............A-1 A.1 MBPM ........................
  • Page 93 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview Chapter 1 O&M System Overview 1.1 Architecture　 The Operation & Maintenance (O&M) system comprises the local O&M system and mobile integrated Network Management System (NMS). The former one performs at the local Base Station Subsystem (BSS) the O&M over the Base Transceiver Station (BTS) and Base Station Controller (BSC).
  • Page 94 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview The user can perform data configuration and O &M over the BTS with the near MML commands. II. Remote O&M Part　 The remote O&M is realized through the remote maintenance console at BSC side, the remote O&M part is designed in Client/Server (C/S) structure.
  • Page 95 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview Currently the remote O&M over both the cBTS3612 and BTS3601C can be performed at the same Client, with the BTS networking management as the common part of the cBTS3612 and BTS3601C management.
  • Page 96 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview Fault management function: This function enables the user to acquire the alarm data of the network elements within the whole network by setting conditions, to view the data and to conduct other operations at the alarm client.
  • Page 97 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview 1.2.2 Remote Maintenance Functions　 With regard to the BTS management, the remote maintenance console provides not only the functions that the near console provides, but also the alarm management and BTS networking function.
  • Page 98 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview The management of BTS object includes the creation, deletion, query and modification of BTS information. To create a BTS is to register a BTS and configure for it the basic maintenance information, including BTS name and maintenance IP address.
  • Page 99 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview The purpose of adding BTS software loading information is to ensure that the software loaded to BTS boards from the specified path in BAM is of the correct version. Figure 1-6 Micro-BTS loading management　...
  • Page 100 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview V. Micro-BTS equipment management　 Figure 1-8 shows the micro-BTS equipment management function. Figure 1-8 Micro-BTS equipment management VI. BTS Test Management: Figure 1-9 shows the micro-BTS test management function. VII.
  • Page 101 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 1 O&M System Overview Figure 1-9 Micro-BTS test management & tracing management...
  • Page 102 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 2 Maintenance Console Introduction Chapter 2 Maintenance Console Introduction 2.1 Near Maintenance Console 2.1.1 Startup of the Console The near maintenance console serves to maintain the BTS. To start the maintenance console and use it to maintain the BTS, one should: Connect the maintenance console through straight through cable to the BTS via the Ethernet interface in the maintenance window of Micro-bts Base-band...
  • Page 103 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 2 Maintenance Console Introduction The parameter parts of different MML commands also differ. The number of parameters and their values in the parameter part are different for various MM L commands.
  • Page 104 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 2 Maintenance Console Introduction Function ARROW UP Move the cursor to the previous command or the upper line. ARROW Down Move the cursor to the next command. III. Command Line Online Help To obtain online help concerning MML commands: In MML interface, input command HELP to obtain the simple description of the online help system.
  • Page 105 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 3 Routine Maintenance Instructions Chapter 3 Routine Maintenance Instructions 3.1 Overview BTS3601C Routine Maintenance Instructions describes in details the contents and methods of BTS3601C routine maintenance operations. It serves as a reference in determining the routine maintenance schedule of a particular site.　...
  • Page 106 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 3 Routine Maintenance Instructions at any moment so that problems can be solved in time.　When a problem is detected in daily maintenance, record it in detail to help eliminate it in time.　 Periodical maintenance　...
  • Page 107 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 3 Routine Maintenance Instructions Daily Unexpected Fault Handling Record　 Site　 Belong-to BSC Time when fault Time when fault is occurred: solved: Person on duty: Handled by: Classification of fault: Micro-bts Ac-dc Power supply Module (MAPM) Micro-bts Transceiver Module (MTRM) Micro-bts Power Amplifier Module (MPAM) Micro-bts Radio Frequency Front End Module (MFEM)
  • Page 108 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 3 Routine Maintenance Instructions Monthly Maintenance Record Site: _______________ Time of maintenance:____(MM)_____(DD)_____(YY) Maintainer: ____(MM)____(DD)____(YY) Maintenance Items Status Remarks engineers Environment Normal, Abnormal • • Temperature Normal, Abnormal • • Humidity Normal, Abnormal •...
  • Page 109 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 3 Routine Maintenance Instructions Quarterly Maintenance Record Site: _______________ Time of maintenance:____(MM)_____(DD)____(YY) Maintainer: ____(MM)____(DD)____(YY) Maintenance Items Status Remarks engineers Power supply Normal, Abnormal • • Road test Normal, Abnormal • •...
  • Page 110 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 3 Routine Maintenance Instructions Yearly Maintenance Record　 Site: _______________　 Time of maintenance:____(MM)_____(DD)_____(YY) Maintainer: ____(MM)____(DD)____(YY) Maintenance Items Status Remarks engineers Call test Normal, Abnormal • • Cabinet sanitation Normal, Abnormal • •...
  • Page 111 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 3 Routine Maintenance Instructions 3.2 Monthly Maintenance Instructions　 Items　 Instructions　 Note　 Make calls with a Mobile Station (MS). Collect information at both the MS and the Base Station There should be no noise, no call Call test　...
  • Page 112 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating Chapter 4 Fault Analysis and Locating 4.1 Fault Handling Process and Method 4.1.1 Classification of Faults Faults can be classified into three categories according to their sources: Faults with BTS equipment Faults with data configuration Faults with other Network Elements (NE) like MS, BSC, or cells of other BTSs.
  • Page 113 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating II. Alarm information analysis The alarm system of the BTS will send out signals in the form of sound, light, LED and screen output. This information, shown in the Alarm Maintenance Console, includes detailed description for fault, possible cause and recommended solution.
  • Page 114 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating This function provides a very efficient approach for identifying faults occurred in call connection or BTS-BSC signaling interworking. Given this information, engineers can easily locate root cause and figure out follow-up actions. VIII.
  • Page 115 XI. Contacting Huawei local office If you cannot locate or solve the fault, you can contact Huawei local office or contact Huawei headquarters. Within the warranty period, Huawei provides the following services: Telephone...
  • Page 116 E1 trunk. If Execute the command for E1 outloop Transmission the BER is greater than Contact Huawei local office to solve the test on the maintenance console of BSC, system fault 　 the specified value, problems in the transmission system.　...
  • Page 117 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating Fault cause　 Fault location　 Handling methods　 Remarks　 After completing initialization, MTRM will send request for configuration to 1. Transmission cables OMU of MBPM. Then the module Physical link are not properly plugged 1.
  • Page 118 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating II. Troubleshooting　 Fault cause　 Fault location　 Handling methods　 Remarks　 Physical link Please refer to "4.2.1 Transmission problems on the 　 　 Equipment Fault".　 BSC side　 When BSC is faulty, the BTS will also Equipment fault on...
  • Page 119 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating Troubleshooting Fault cause　 Fault location　 Handling methods　 Remarks　 Normally, the VSWR of the antenna & Fault with If the VSWR is much greater than the feeder should be antenna &...
  • Page 120 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating I. Fault in MS Access to Network　 What is MS access to the network? When a MS is powered on, it first enters the System Determination Substate. In this substate, MS can decide whether to select the analog system or the CDMA system based on parameters preset by the subscriber.
  • Page 121 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating Fault cause　 Fault location　 Handling methods　 Remarks　 1. After BTS startup, if the Abis signaling link becomes faulty, BSC will be unable to perform logic - Query the current alarms of BTS on configuration for BTS, which will - Please refer to “4.5.3 Abis...
  • Page 122 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating Fault cause　 Fault location　 Handling methods　 Remarks　 By viewing relevant indicators, querying board status and alarm information, 　 1. Confirm proper installation of MFEM, MPAM and MTRM, e.g.
  • Page 123 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating Fault cause　 Fault location　 Handling methods　 Remarks　 Track the messages of Abis interface and Um interface and Incorrect data configuration　 Configure correct data.　 　 check whether the transmission data configuration is correct.　...
  • Page 124 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 4 Fault Analysis and Locating When the BTS is powered on, the system initialization fails, which leads to BTS startup failure. 　 In this case, the RUN indicators of some board flash fast.　 Troubleshooting　...

  • Page 125: Notes

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 5 Part Replacement Chapter 5 Part Replacement 5.1 General Replacement Procedure　 The part replacement of BTS3601C involves all modules and optical fibers. All modules can be replaced almost in the common way. This replacement procedure is focused on module replacement.　...

  • Page 126: Module Removal

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 5 Part Replacement 5.1.2 Module Removal　 I. Remove plastic shell　 Unlock the anti-burglary lock on the cabinet bottom, unscrew the two fixing bolts on the sides of the shell and then remove the shell.　 II.

  • Page 127: Replacement Completion

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 5 Part Replacement II. Check board nameplate　 Locate the slot for the board from the nameplate.　 III. Insert module　 Push the module along the slot with both hands until you feel the module engage the backplane connector.

  • Page 128: Optical Fiber Replacement

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 5 Part Replacement I. Replace MAPM　 Prior to replacement, switch off the 220V AC power supply.　 If batteries are installed on the +24V battery interface of MAPM, disconnect the batteries (Make sure to avoid short circuit) and avoid short circuit to the power supply. 　 II.
  • Page 129 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Chapter 5 Part Replacement & Note: The MBPM module of BTS3601C has two external optical interfaces. One is used for connection with MTRM. The other optical interface is a 4-core connector. One pair of cores is used to access the transmission system and to connect BSC (when STM-1 interface is used for the transmission system).

  • Page 130: Appendix A Module Maintenance Window Introduction

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Appendix A Module Maintenance Window Introduction Appendix A Module Maintenance Window Introduction　 For the water-proof purpose, each module maintenance window is installed with a seal cover. Indicators and interfaces inside are invisible unless this cover is opened.　 A.1 MBPM　...
  • Page 131 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Appendix A Module Maintenance Window Introduction Table A-2 Indicators in MBPM maintenance window (Indicators on MASU)　 Operation Indicator Flash Flash Indicator　 System status　 status of status　 interval (s)　 duration (s)　 BIOS　 Initializing hardware and BIOS is OFF　...

  • Page 132: Btrm

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Appendix A Module Maintenance Window Introduction II. Maintenance window interface　 Table A-3 Interfaces in MBPM maintenance window　 Interface　 Function　 PP2S　 2-second signal interface for test　 10M　 10MHz signal interface for test　 ASU_ETH/MBPB MASU network port / MBPB serial port for internal test　...

  • Page 133: Mpam

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Appendix A Module Maintenance Window Introduction Indicator　 Color　 Meaning　 Description　 Normal 　 Fast flash (at 4Hz): Critical alarm 　 Alarm Slow flash (at 0.5Hz): Major alarm 　 ALM　 Red　 OFF　 indicator　 Slow flash (at 0.25Hz): Minor alarm 　...

  • Page 134: Mfem

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Appendix A Module Maintenance Window Introduction A.4 MFEM　 No indicators are on MFEM. Interfaces in the MFEM maintenance window are described in the following table.　 Table A-9 Interfaces in MFEM maintenance window　 Interface　...

  • Page 135: Appendix B Return Loss, Vswr And Reflection Coefficient

    BTS Maintenance User Manual Appendix B Return Loss, VSWR and iSiteC BTS3601C CDMA Base Station Reflection Coefficient Appendix B Return Loss, VSWR and Reflection Coefficient Voltage Standing Wave Return loss (dB)　 Reflection Coefficient G Ratio (VSWR) 4.41943 0.63096 3.56977 0.56234 3.00952 0.50119 2.61457...
  • Page 136 BTS Maintenance User Manual Appendix B Return Loss, VSWR and iSiteC BTS3601C CDMA Base Station Reflection Coefficient The calculation formulas for reflection coefficient G, Return Loss (RL), and VSWR are listed in the following table: Γ VSWR　 Return loss(dB) Reflection Coefficient Ureflected Uforward+Ureflected Uforward...

  • Page 137: Appendix C Near Command Index

    User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Appendix C Near Command Index Appendix C Near Command Index BTS3601C supports two kinds of users, with their names fixedly as system and guest. The system users can execute all commands, while guest users can execute only part of the commands.
  • Page 138 User Manual BTS Maintenance iSiteC BTS3601C CDMA Base Station Appendix C Near Command Index Level Command Meaning system　 guest　 STR BTSLPBACKTST Start Board Loopback Test STR BTSRESTRC Start BTS Resource Tracing UBL BTSRES Unblock BTS Resource...

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