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ADC Digivance Installation And Operation Manual

800/1900 mhz indoor coverage solution
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FCC ID: F8I-DVICS1900-1
ADCP-75-110
Issue 2B
July 2001
™
Digivance
800/1900 MHz Indoor Coverage Solution
Installation and Operation Manual
DRAFT
1175170 Rev A

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Summary of Contents for ADC Digivance

  • Page 1 FCC ID: F8I-DVICS1900-1 ADCP-75-110 Issue 2B July 2001 ™ Digivance 800/1900 MHz Indoor Coverage Solution Installation and Operation Manual DRAFT 1175170 Rev A...

  • Page 2: Revision History

    DISCLAIMER OF LIABILITY Contents herein are current as of the date of publication. ADC reserves the right to change the contents without prior notice. In no event shall ADC be liable for any damages resulting from loss of data, loss of use, or loss of profits and ADC further disclaims any and all liability for indirect, incidental, special, consequential or other similar damages.

  • Page 3: Table Of Contents

    Tools and Materials .............40 Turn-Up System and Verify Operation ..........40 Correct Installation Problems ............43 Test System Performance ............45 SYSTEM MAINTENANCE PROCEDURES ............46 Tools and Materials .............46 Fault Detection and Alarm Reporting ..........46 (continued) Page iii  2001, ADC Telecommunications, Inc.
  • Page 4 DHU or DEU Fan Replacement............54 GENERAL INFORMATION ............... 57 Warranty/Software ............. 57 Software Service Agreement ............57 Repair/Exchange Policy ............57 Repair Charges..............57 Replacement/Spare Products ............58 Returned Material .............. 58 Customer Information and Assistance..........58 Page iv  2001, ADC Telecommunications, Inc.
  • Page 5 This installation and operation manual provides the following information: • An overview of the Digivance Indoor Coverage Solution (ICS) and a description of the basic system components including the Digital Host Unit (DHU), Digital Expansion Unit (DEU), and the Digital Remote Unit (DRU).
  • Page 6 Danger: Always allow sufficient fiber length to permit routing without severe bends. Fibers may be permanently damaged if bent/curved to a radius of less than 2 inches (50 mm). Page vi  2001, ADC Telecommunications, Inc.
  • Page 7 Radio Frequency RSSI Received Signal Strength Indication Receive or Receiver TDMA Time Division Multiple Access Transmit or Transmitter Underwriters Laboratories Uninterruptible Power Supply Volts Volts Alternating Current Volts Direct Current WECO Western Electric Company Page vii  2001, ADC Telecommunications, Inc.

  • Page 9: System Functional Overview And Unit Descriptions

    1.1.1 Basic System Components The basic components of the Digivance ICS and their functions are shown in Figure 1. The basic system consists of the Digital Host Unit (DHU), Digital Remote Unit (DRU), and when additional capacity or longer fiber runs are required, the Digital Expansion Unit (DEU). In...
  • Page 10 DHU. The DRU converts the optical signals back to the original RF signal format for transmission to the cellular phones. A small antenna is connected to the DRU to transmit and receive RF signals from the cellular phones. Page 2 © 2001, ADC Telecommunications, Inc.

  • Page 11: Digital Host Unit Description

    This could be a local system or automatic call-out system. 1.2 Digital Host Unit Description The DHU, shown in Figure 2, serves as the BTS servicing unit for the Digivance ICS. The DHU provides the following basic functions: •...
  • Page 12 DHU to be mounted on any flat vertical surface. The DHU should be oriented with the front panel facing upward when wall-mounted. Fasteners are provided for rack-mount applications. Page 4 © 2001, ADC Telecommunications, Inc.
  • Page 13 RIU or the LIU. Additional information concerning the DHU to BTS interface is provided in the Digivance ICS Remote Interface Unit User Manual (ADCP-75-113) and in the Digivance ICS Local Interface Unit User Manual (ADCP-75-114).
  • Page 14 DHU. RF OUT N-type female RF Used for connecting the reverse path RF coaxial connector coaxial cable to the DHU. Note: A detailed description of LED operation is provided in Section 4. Page 6 © 2001, ADC Telecommunications, Inc.

  • Page 15: Digital Remote Unit Description

    ADCP-75-110 • Issue 2B • July 2001 1.3 Digital Remote Unit Description The DRU, shown in Figure 4, serves as the cellular user servicing unit for the Digivance ICS. The DRU provides the following basic functions: • RF interface to the cellular users via an external antenna •...
  • Page 16 The RF signal interface between the DRU and the cellular users is provided through an external antenna connected to a female SMA connector. The antenna must be ordered separately. Several types of antennas with various RF propagations are available. Non-ADC antennas may also be used with the DRU to meet various application requirements.

  • Page 17: Digital Expansion Unit Description

    1.4 Digital Expansion Unit Description The DEU, shown in Figure 6, serves as a service expansion unit and line extender for the Digivance ICS. The DEU provides the following basic functions: • Optical interface to the DHU and up to six DRUs or DEUs •...
  • Page 18 The DEU transports the fault information to the DHU or supporting DEU over the fiber optic link. A corresponding port LED at the DHU or DEU turns from green to red when the DEU reports a fault. Page 10 © 2001, ADC Telecommunications, Inc.
  • Page 19 DC POWER JACK OPTICAL ADAPTERS OPTICAL ADAPTERS CONNECTOR (6 PLACES) TX-LEFT - RX-RIGHT TX-LEFT - RX-RIGHT INDICATOR NOTE: SHOWN WITHOUT (6 PLACES) CABLE MANAGEMENT TRAY 16423-A Figure 7. Digital Expansion Unit User Interface Page 11 © 2001, ADC Telecommunications, Inc.

  • Page 20: Terms And Definitions

    Digital Host Unit The unit that converts and provides the digital source signal to all DEUs and DRUs and converts summed inputs from DEUs and DRUs. (continued) Page 12 © 2001, ADC Telecommunications, Inc.

  • Page 21: Specifications

    An alarm signal transported over the fiber optic link. Unit Alarm A fault within a unit that usually affects all connected ports. 1.6 Specifications Refer to Table 5 for the Digivance ICS system specifications. All specifications apply after five minute warm-up period. Table 5. System Specifications PARAMETER...
  • Page 22 8 + 10 log N (N = # of remotes) See Note at end of table DHU RF output signal –30 dBm typical With a –40 dBm composite maximum level input signal at the DRU (continued) Page 14 © 2001, ADC Telecommunications, Inc.
  • Page 23 Note: The noise from all remotes is added at the host. Given N units with identical gain and noise, the formula applies exactly. Slight unit to unit noise figure and gain variations make this a very useful approximation. Page 15 © 2001, ADC Telecommunications, Inc.

  • Page 24: Installation Planning And System Design

    This section provides installation planning information and basic system design recommendations for RF engineers that will be designing and installing an in-building coverage solution using the Digivance ICS. System design and planning services are available from ADC if required. Refer to Section 6 of this manual for additional information.
  • Page 25 ADCP-75-110 • Issue 2B • July 2001 The LIU is rack or wall mountable and is powered by 120–240 Vac (50–60 Hz) power. Refer to the Digivance Local Interface Unit User Manual (ADCP-75-113) for a complete description of the LIU.

  • Page 26: Locating And Mounting Requirements

    DRU installation area must be open to the interior of the building. If a portable/flexible antenna will be installed, allow a minimum of 9 inches (229 mm) clearance along the surface with the antenna. Refer to Figure 4 for the DRU dimensions. Page 18 © 2001, ADC Telecommunications, Inc.

  • Page 27: Powering Requirements

    120–240 Vac (50–60 Hz) power which is supplied though a standard three-conductor AC power cord. The 120 Vac power cord is 6 feet (1.8 m) long and is provided with the converter. 15988-A Figure 10. AC/DC Power Converter Page 19 © 2001, ADC Telecommunications, Inc.

  • Page 28: Optical Options And Requirements

    DIGITAL EXPANSION UNIT DIGITAL DIGITAL HOST REMOTE UNIT UNIT PORTS HOST PORT PORTS 1-6 FIBER PORT REVERSE PATH REVERSE PATH FORWARD PATH FORWARD PATH END-TO-END OPTICAL CONNECTOR/CABLE ASSEMBLY DIAGRAM Figure 11. Digivance ICS Optical Connections Page 20 © 2001, ADC Telecommunications, Inc.

  • Page 29: System Expansion Planning

    DEU for connecting the DRU. 2.7 DRU Antenna Options Various antennas, shown in Figures 12 and 13, are available from ADC for use with the DRU. All antennas include a 6 foot (1.8 m) long 50-ohm coaxial cable (equipped with SMA male connector) for connection to the DRU.
  • Page 30 The ceiling mount hallway antenna is designed to mount in the center of long corridors. Antennas other than those offered by ADC may also be used if required. Note: To comply with Maximum Permissible Exposure (MPE) requirements, antennas must be installed to provide at least 20 centimeters (8 inches) of separation from all persons per FCC 47 CFR part 2.1091.

  • Page 31: External Alarm System Reporting Requirements

    The band selection must be done prior to installation since the DIP switch is usually not accessible after the unit is mounted. Once the required selection has been made, no further band adjustments are required. Page 23 © 2001, ADC Telecommunications, Inc.

  • Page 32: Maintenance Requirements

    Follow a systematic process when designing an in-building coverage solution. The following sub sections outline the four phases of the in-building coverage solution design process. System design and planning services are available from ADC if required. Refer to Section 6 of this manual for additional information.

  • Page 33: Adcp-75-110 • Issue 2B • July

    1. Install the DHU as described in Section 3 of this manual and adjust the RF interface levels based on the system design specifications. Additional information concerning the DHU to BTS interface is provided in the Digivance ICS Remote Interface Unit User Manual (ADCP-75-113) and in the Digivance ICS Local Interface Unit User Manual (ADCP-75-114).
  • Page 34 Unit Installation Instructions (ADCP-75-111). Test call quality and range of each DRU as needed. 5. Check powering and alarm functions of entire system per Digivance ICS specifications. 2.11.4 Phase Four - Performance Evaluation Complete the following to evaluate the performance of the Digivance ICS: 1.

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