Corning Optical Communication Wireless User Manual
Specifications and Main Features
Frequently Asked Questions
User Manual
Corning
ONE™ Wireless Platform
User Manual
APRIL 2013
Preface Material
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Preface Material
About This Manual
This user guide provides all the information necessary to understand the architecture and perform the installation of
Corning® ONE™ Wireless Platform.
Hardware
Corning warrants to the original purchaser (“Customer”) that for the duration of the warranty period, one (1) year,
commencing on the date of shipment of the Hardware, unless otherwise agreed in writing by Corning (the “Hardware
Warranty Period”), the Hardware furnished by Corning shall be free in all material respects from defects in material
and workmanship, and shall conform to the applicable portions of the Specifications, as defined below (the
“Hardware Warranty”).
If notified by Customer of any such defects in material or workmanship or nonconformity with applicable portions of
the Specifications within the Hardware Warranty Period, Corning shall promptly, at its own election and expense,
repair or replace any such Hardware proven to be defective under the terms of this Hardware Warranty.
Such repair or replacement shall be Customer’s sole remedy and Corning sole obligation in the event this Hardware
Warranty is invoked. If any components comprising a part of the Hardware are replaced or repaired during the
Hardware Warranty Period, the Hardware Warranty Period for such repaired or replaced components shall extend to
the longer of (i) the balance of the Hardware Warranty Period or (ii) three (3) months from the date of repair or
replacement. For purposes of this Warranty, “Specifications” shall mean the specifications and performance
standards of the Products as set forth in documents published by Corning and delivered to Customer which contain
technical specifications or performance standards for the Products.
If Customer invokes this Hardware Warranty, it shall notify Corning promptly of the claimed defect.
Customer will allow Corning to inspect the Hardware at Customer’s location, or to return the Hardware to Corning
closest repair facility. For Hardware returned to Corning repair facility, Customer shall be responsible for payment of
all transportation and freight costs (including insurance) to Cornings’ repair facility, and Corning shall be responsible
for all transportation and freight costs (including insurance) incurred in connection with the shipment of such
Hardware to other repair facilities of Corning and/or its return to Customer.
Notwithstanding the foregoing, in no event will Corning be liable for damage to Products resulting from improper
handling during or after shipment, misuse, neglect, improper installation, operation or repair (other than by
authorized Corning personnel), alteration, accident, or for any other cause not attributable to defects in materials or
workmanship on the part of Corning. Corning shall not reimburse or make any allowance to Customer for any labor
charges incurred by Customer for replacement or repair of any goods unless such charges are authorized in advance
in writing by Corning.
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Software Warranty
Corning warrants to the original purchaser (“Customer”) that for the duration of the warranty period, one (1) year,
commencing on the date of shipment of the Software, unless otherwise agreed in writing by Corning (the “Software
Warranty Period”), the Software shall conform with, and perform the functions set forth in the Specifications, and
shall be free from defects in material or workmanship (the “Software Warranty”). In the event the Software is proven
to be defective under the terms of this Software Warranty, Corning shall correct such defects or failure and ensure
that the Software conforms with, and performs the functions set forth in, the Specifications. Customer will allow
Corning to inspect the Software at Customer’s location or to return it to Cornings’ closest repair facility.
Notwithstanding the foregoing, Corning shall have no obligation under the Software Warranty if the
Software is modified or used with hardware or software not supplied or approved by Corning or if the Software is
subject to abuse, improper installation or application, accident, electrical or environmental over-stress, negligence in
use, storage, transportation or handling.
Third-party software distributed with the Software may carry certain warranties which, to the maximum extent
allowed by law, Corning hereby assigns, transfers and otherwise conveys to Customer, provided, however, that
Corning itself provides no warranty of any kind, express, implied, statutory or otherwise, for any third-party software
provided hereunder.
Corning does not warrant any hardware, software or services not provided by Corning.
THIS WARRANTY IS THE ONLY WARRANTY MADE BY CORNING AND IS IN LIEU OF ALL OTHER
WARRANTIES, EXPRESS OR IMPLIED INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CORNING
SHALL NOT BE LIABLE FOR ANY OTHER DAMAGE INCLUDING, BUT
NOT LIMITED TO, INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR
IN CONNECTION WITH FURNISHING OF GOODS, PARTS AND SERVICE HEREUNDER, OR THE
PERFORMANCE, USE OF, OR INABILITY TO USE THE GOODS, PARTS AND SERVICE.
CORNING SALES AGENTS OR REPRESENTATIVES ARE NOT AUTHORIZED TO MAKE
COMMITMENTS ON WARRANTY RETURNS.
Returns
In the event that it is necessary to return any product against above warranty, the following procedure shall be
followed:
1. Return authorization is to be received from Corning prior to returning any unit. Advise Corning of the model,
Serial number, and discrepancy. The unit may then be forwarded to Corning, transportation prepaid. Devices
returned collect or without authorization may not be accepted.
2. Prior to repair, Corning will advise the customer of our test results and any charges for repairing customer-caused
problems or out-of-warranty conditions etc.
3. Repaired products are warranted for the balance of the original warranty period, or at least 90 days from date of
shipment.
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Limitations of Liabilities
Corning’s liability on any claim, of any kind, including negligence for any loss or damage arising from, connected
with, or resulting from the purchase order, contract, quotation, or from the performance or breach thereof, or from the
design, manufacture, sale, delivery, installation, inspection, operation or use of any equipment covered by or
furnished under this contact, shall in no case exceed the purchase price of the device which gives rise to the claim.
Except as expressly provided herein, Corning makes no warranty, expressed or implied, with respect to any goods,
parts and services provided in connection with this agreement including, but not limited to, the implied warranties of
merchantability and fitness for a particular purpose. Corning shall not be liable for any other damage including, but
not limited to, indirect, special or consequential damages arising out of or in connection with furnishing of goods,
parts and service hereunder, or the performance, use of, or inability to use the goods, parts and service.
Reporting Defects
The units were inspected before shipment and found to be free of mechanical and electrical defects. Examine the
units for any damage that may have been caused in transit. If damage is discovered, file a claim with the freight
carrier immediately. Notify Corning as soon as possible in writing.
N ote: Keep all packing material until you have completed the inspection
Warnings and Admonishments
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Warnings and Admonishments
There may be situations, particularly for workplace environments near high-powered RF sources, where
recommended limits for safe exposure of human beings to RF energy could be exceeded. In such cases, restrictive
measures or actions may be necessary to ensure the safe use of RF energy.
The equipment has been designed and constructed to prevent, as far as reasonably, practicable danger. Any work
activity on or near equipment involving installation, operation or maintenance must be, as far as reasonably, free
from danger.
Where there is a risk of damage to electrical systems involving adverse weather, extreme temperatures, wet,
corrosive or dirty conditions, flammable or explosive atmospheres, the system must be suitably installed to prevent
danger.
Equipment provided for the purpose of protecting individuals from electrical risk must be suitable for the purpose
and properly maintained and used. This covers a range of activities including lifting, lowering, pushing, pulling,
carrying, moving, holding or restraining an object, animal or person from the equipment. It also covers activities that
require the use of force or effort, such as pulling a lever, or operating power tools.
Where some of the abovementioned activities are required, the equipment must be handled with care to avoid being
damaged.
Observe standard precautions for handling ESD-sensitive devices. Assume that all solid-state electronic devices are
ESD-sensitive. Ensure the use of a grounded wrist strap or equivalent while working with ESD-sensitive devices.
Transport, store, and handle ESD-sensitive devices in static-safe environments.
RF Safety
To comply with FCC RF exposure compliance requirement, adhere to the following warnings:
Warning! Antennas used for this product must be fixed mounted on indoor permanent structures, providing a separation
distance of at least 50 cm from all persons during normal operation.
Warning! Each individual antenna used for this transmitter must be installed to provide a minimum separation distance of 50 cm
or more from all persons and must not be co-located with any other antenna for meeting RF exposure requirements.
Warning! Antenna gain should not exceed 12.5 dBi.
Warning! The design of the antenna installation needs to be implemented in such a way so as to ensure RF radiation safety
levels and non-environmental pollution during operation.
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ATTENTION!
Compliance with RF safety requirements:
• Corning products have no inherent significant RF radiation
• The RF level on the downlink is very low at the downlink ports. Therefore, there is no dangerous RF radiation
when the antenna is not connected.
CAUTION!
Use of controls, adjustments or performance of procedures other than those specified herein may result in hazardous
radiation exposure.
Laser Safety
• Fiber optic ports of the ONE™ system emit invisible laser radiation at the 1310/1550 nm wavelength window.
• External optical power is less than 10 mW, Internal optical power is less than 500 mW.
• To avoid eye injury never look directly into the optical ports, patchcords or optical cables. Do not stare into beam
or view directly with optical instruments. Always assume that optical outputs are on.
•Only technicians familiar with fiber optic safety practices and procedures should perform optical fiber
connections and disconnections of ONE™ devices and the associated cables.
•ONE™ has been tested and certified as a Class 1 Laser product to IEC/EN 60825-1 (2007). It also meets the
requirements for a Hazard Level 1 laser product to IEC/EN 60825-2: 2004 to the same degree.
•ONE™ complies with 21 CFR 1040.10 and 1040.11 except for deviations pursuant to Laser Notice NO. 50
(2007).
•ONE™ employs a Class 3B laser and therefore the following label is affixed inside the unit adjacent to the laser:
Care of Fiber Optic Connectors
•Do not remove the protective covers on the fiber optic connectors until a connection is ready to be made. Do not
leave connectors uncovered when not connected.
• The tip of the fiber optic connector should not come into contact with any object or dust.
• Refer to the cleaning procedure for information on the cleaning of the fiber tip.
Company Certification
ISO 9001: 2000 and ISO 13485: 2003
Table of Contents
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TTaabbllee ooff CCoonntteennttss
Preface Material ................................................................................................................................................... 2
About This Manual ................................................................................................................................................. 2
Limitations of Liabilities .......................................................................................................................................... 4
Warnings and Admonis hments........................................................................................................................... 5
Care of Fiber Optic Connectors .............................................................................................................................. 6
C ompany C ertification ......................................................................................................................................... 6
Table of Contents ................................................................................................................................................. 7
1.1 About ONE™ ................................................................................................................................................ 13
1.2 Key Features and Capabilities ....................................................................................................................... 14
1.3 General System Specifications and Requirements ........................................................................................ 14
1.5 System Architecture and Topologies ............................................................................................................. 20
1.5.2 Digital Path .......................................................................................................................................... 21
1.6 ONE™ WEB Management Application .......................................................................................................... 21
1.7 User Controlled Sectorization ........................................................................................................................ 24
1.7.1 MIMO Configurations ........................................................................................................................... 25
1.7.2 Single Sector Example ......................................................................................................................... 25
1.7.3 Dual Sector Example ........................................................................................................................... 26
1.7.4 Tri-sector Example ............................................................................................................................... 26
1.7.5 Tri-sector Example with Two HEUs ...................................................................................................... 27
2 Unit Descriptions - R F Path ........................................................................................................................ 29
3 Unit Descriptions - Digita l Path .................................................................................................................. 41
3.1 Digital Path Components ............................................................................................................................... 41
4 Ins tallation – R F P ath E lements ................................................................................................................. 45
6 Commis sioning the Sys tem ....................................................................................................................... 55
6.1 Opening a Local Session .............................................................................................................................. 55
6.2 Configuring HCM Network Settings for Local and Remote Management ....................................................... 57
6.4 Running the Setup Procedure ....................................................................................................................... 63
6.5 System Adjustment Procedure ...................................................................................................................... 73
6.6 About the Setup Tool .................................................................................................................................... 74
6.6.1 Overview of Setup Procedure .............................................................................................................. 75
6.6.2 Default Values Assigned in Setup Tool ................................................................................................ 76
6.6.3 Navigating the Setup Tool .................................................................................................................... 76
7.2.2 RIM ...................................................................................................................................................... 95
8.1 Management Menu Tab .............................................................................................................................. 105
8.2 Multi User Account Management ................................................................................................................ 106
8.2.1 Defining User Groups ......................................................................................................................... 107
8.2.2 Defining User Accounts ...................................................................................................................... 109
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8.2.3 Group Users Access Levels ............................................................................................................... 111
10.7 Monitoring the Managed System ........................................................................................................ 141
10.8 List of Traps ....................................................................................................................................... 142
Appendix A: S pecifications ............................................................................................................................. 145
RF Parameters per Service ................................................................................................................................ 145
Environmental, Standards and Optical ............................................................................................................... 146
Unit Specifications ............................................................................................................................................. 147
Digital Coverage Component Specifications ...................................................................................... 150
Ordering Information .......................................................................................................................................... 153
HEU Chassis and Modules ................................................................................................................ 153
OIU Chassis and Modules .................................................................................................................. 153
Remote Units ..................................................................................................................................... 154
Digital Path Units ............................................................................................................................... 154
The Optical Network Evolution Platform (ONE™) by Corning provides a flexible in-building RF and network digital coverage
solution based on a fiber optic transport backbone.
The fiber-optics infrastructure is easily deployable via a wide range of pre-terminated composite cables and advanced
end-to-end equipment. Easy to design, Plug and Play™ connectors, significantly reduce installation cost and deployment time.
The ONE™ solution is an ideal fit for large, high-rise or campus-style deployments. It generates significant CAPEX savings and
OPEX savings through the use of user configurable sectorization and an infrastructure that is simple to deploy and efficient in
usage.
Dynamic sectorization management allows precise service distribution control to meet changing density needs, and provides
further savings by enabling sharing of equipment at various levels for service providers.
Radio source agnostic, remote units can be used as network extenders. Ethernet capability with dedicated fiber link for Wi-Fi
offload brings a higher level of granularity and support for devices and applications with very high speed requirements.
Figure 1-1. Illustration of Precise Service Distribution over Selected Remote Areas
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1.2 Key Features and Capabilities
• Comprehensive Service Support - SISO/MIMO services. Currently – CELL, PCS, LTE700 and AWS
• Flexible, user controlled sectorization - Advanced capacity and coverage management for better macro offload and
enhanced user experience.
• Broadband enabled:
• A range of ready-made fiber-optic (and power) composite cables simplify installation at all levels.
• Fiber backbone unleashes unlimited RF Spectrum
• Easy scales to higher speeds requirements
• Ethernet Support - Dedicated fiber link for Ethernet backhaul, enables optimal use and offload of Wi-Fi resources.
• Scalable and customizable - Infrastructure can be quickly expanded to support more services or increase coverage
without downtime
• Carrier Grade Network Management:-
• Single-source, remote end-to-end field upgradable platform.
• Ready for SON, HetNet and future network requirements.
1.3 General System Specifications and Requirements
1.3.1 Supported Browsers
ONE™ system Web GUI Management has been optimized to operate on the following browsers:
• Microsoft Internet Explorer v7.0 and higher
• Mozilla Firefox v3.2 and higher
• Sun Solaris Mozilla
• Google Chrome 8.0 and higher
1.3.2 Environmental and Regulatory Specifications
1.3.2.1 Temperature and Humidity
The environmental specifications listed below are relevant to all ONE™ solution devices.
Operating Storage
Temperature 0°C to +50°C (32°F to 122°F) -20 C to 85 C (-4°C to 185°C)
Maximum Distance (headend to remote end) 2Km (SMF)
Table 1-9. Optical Specifications
OIM: MTP connector
RAU: LC/APC SM
1310±10nm (Standard)
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1.3.6 Default Network and User Settings
1.3.6.1 Default Network Parameters
The following table identifies the default settings for each of the Network Ethernet ports located on the front panel of the HCM.
Port Name Configuration
DHCP: off
LOCAL
LAN
Internal
Table 1-10. Default Network Port Parameters
1.3.6.2 System Administrator or "Super User"
One System Administrator or "Super User" is available. This user has the highest access level, does not belong to any group and
is the only user that can create groups.
IP: 193.168.1.1
Subnet Mask: 255.255.0.0
DHCP: Client, or Static IP (default)
IP: 192.168.1.1
Subnet Mask: 255.255.0.0
DHCP: server on (this local port is set by default set to act as a DHCP Server and provide an
IP address to the connected computer so no configuration of the computer is required)
IP: 11.0.0.1
Subnet Mask: 255.0.0.0
NOTE: Upon initial login, the System Administrator should create user groups. Each new group created along with a default
Group Administrator.
User Nameadmin (cannot be modified)
Password default provided by Corning (and should be changed immediately)
Group none (leave blank)
Table 1-11. User Default Info
1.3.6.3 Default Group Admin
Groups can only be created by the Admin user. As a group is created, a default Group Administrator is automatically generated
for that group. The Group Administrator User Name and Password are based on the group name. For example, if the group is
named 'accounting', the default Group Administrator name will be accounting_Admin (note capital ‘A’ in Admin).
The Group Administrator is authorized to create and manage the users for his/her group. See section group passwords for
detailed description of default group_ Admin user.
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1.4 Installation Guidelines
The following installation assumes that site survey and installation planning (including power requirements) have been
completed. This includes planning the distribution of antennas to provide the required coverage, as well as planning the layout
of the devices and cables in the telecom closet or shaft.
1.4.1 Rack Mount Procedure
These guidelines are relevant to the system components which are installed in 19-in communication racks:
• RF Path components: HEU, OIU and ICU
• Digital Coverage components: CEU
1.4.1.1 General Instructions
Verify that the rack height can support all the units to be installed, where you may also want to consider future installations. The
figure below illustrates the recommended physical location of the headend elements in the rack, so as to facilitate and simplify
the cabling connections.
NOTE: The configuration is for a single operator. If the site is serviced by more than one operator, each operator often installs
their equipment in a separate rack.
Figure 1-2. Example of Communication rack Installation
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1.4.1.2 Rack Installation Safety Instructions
The following guidelines help ensure your safety and protect the equipment from damage during the installation.
• Only trained and qualified personnel should be allowed to install or replace this equipment.
• Verify that ambient temperature of the environment does not exceed 50°C (122°F)
• If installed in a closed or multi-unit rack, the ambient temperature of the rack environment must be taken into consideration
in terms of exceeding the maximum rated ambient temperature (indicated in the previous item).
• To maintain a low center of gravity, ensure that heavier equipment is installed near the bottom of the rack and load the rack
from the bottom to the top.
• Ensure that adequate airflow and ventilation within the rack and around the installed components so that the safety of the
equipment is not compromised. It is recommended to allow for at least about 2 cm of airspace between devices in the rack.
•Verify that the equipment is grounded as required – especially the supply connections.
1.4.2 Power Consumption, Connections and Power Supplies
1.4.2.1 Power Safety Instructions
SAFETY WARNINGS!!!! When installing or selecting the power supplies:
• Be sure to disconnect all power sources before servicing.
• Calculate the required power according to the requirements of the specific installation and then determine the configuration
of the power supplies. The required DC cables will then be determined by the selected PS configuration.
• Use only UL approved power supplies
• Install external over-current protective devices for the system according to the requirements described in Power
Consumption of Units section (on page 15).
1.4.2.2 Types of Power Supplies
CMA supplies various power supplies that can be installed in a rack or mounted on a wall, depending on your configuration.
1.4.2.3 Circuit Breakers
Calculate the required fuse protection while referring to Power Consumption of Units section (on page 15). Also, when
Install fuse protections for the system taking into account that there may be other CMA system elements that require external
fuse protection.
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1.5 System Architecture and Topologies
The ONE™ solution fiber-optic infrastructure is used to transmit both RF and digital services:
• RF services – fiber-optics infrastructure transfers converged wireless services from the headend towards Remote Antenna
Units (RAU) deployed at the remote end locations according to user defined configuration.
• Digital services – fiber-optics infrastructure transfers Digital services from the corporate LAN to Gigabyte Ethernet Modules
(GEM) and then 3
Figure 1-3. ONE™ Solution Basic Architecture
rd
party equipment deployed on each floor.
1.5.1 RF Path
At the headend, RF signals from the RF signal sources (e.g. BTS/BDA) are conditioned by service specific (conditioner) modules
in the HEU (Headend Unit) and organized into (up to three) user configurable sectors. The conditioned RF signals are converted
to optic signals by the (wideband) OIU (Optic Interface Unit) and specific sectors are routed towards selected remote locations
according to user defined configurations.
The optic fibers at the OIU are routed to the ICU (Integrated Centralized Unit) at the remote end. From the ICU the optic fibers
are distributed along with DC to the Remote Antenna Units (RAU).
Figure 1-4. RF coverage Architecture
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1.5.2 Digital Path
The Digital services from the corporate LAN (received via Ethernet Switch) are converted to optic signals by the CEU (Centralized
Ethernet Unit) and routed over optic fibers towards the GEM units. The optical traffic is then converted to 1GbE by the GEM
(Gigabit Ethernet Modules) modules and distributed to two third party equipment such as Access Points, Ethernet switch, etc.
NOTE: GEMs can be connected to the CEU either directly, or via an ICU (described under RF Path (on page 20)). In that case,
the ICU can also provide DC to the GEMs.
Figure 1-5. ONE™ Solution Digital Path Architecture
1.6 ONE™ WEB Management Application
The ONE™ solution consisting of the HEU and its hosted elements is managed via a WEB session to the HEU. The GUI based WEB
management application provides all the required configuration, management and monitoring options for the ONE™ system.
The ONE™ Web management application consists of the Main Menu bar, where the displayed side-bar and work area options
vary according to the selected menu option.
NOTE: The available tabs and capabilities vary depending on the access level used to open your session.
Figure 1-6. Main Window (Config Tab - Default Display)
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The Main Menu Bar includes the following tabs:
on
Tab Description
Monitor N/A
Config
Displayed upon login by default. Displays general module information and
device alarms and provides the configuration options for the available
selected site devices. A brief description is given in Overall Device
Display - Config Tab (on page 22). A detailed description is given in
Device Configuration section (on page 91).
Events
Displays the events that occurred on the monitored devices and enables
generating reports. Configuration changes that are initiated by the network
manager are not considered events display. See Events Display section.
Set-up
Set-up tool used for initial system set-up, commissioning of system devices
and adjustment procedure. See About the System Setup Tool section (
page 74) for details.
Management
Provides administration options such as firmware upgrade, user management
options and IP settings required for receiving traps.
Help Provides access to Online Help
Table 1-12. Main Menu tabs
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1.6.1 Overall Device Display - Configuration Tab
The Config window is displayed by default upon login and includes the following for each selected element:
• Network Topology Tree - hierarchically displays the connected and available site devices and their status.
• Device Configuration Tabs - device specific which include the configurable parameters (e.g. service control, RF parameters)
and general information (e.g. device name, Firmware version)
• Device View - visualization of device, with LEDs corresponding to the device status. Device view can be used for fault
sourcing at a glance.
• Alarms - displays the device alarms for fault sourcing and provides alarm masking options
Note the following:
• The device selected in the Network Topology Tree appears green in the Device View Mode area
• Point to module in Device View to display property info
Figure 1-7. Config Tab
1.6.2 Session Access
• Number of simultaneous sessions - the HCM supports up to three simultaneous sessions for multiple users (local/remote
access).
• Login Priorities - the login of users is enabled according to priority – when the maximum amount of multiple users are logged
in, the HEU terminates the session running for the lowest level user logged in the longest (user receives alert message and
force logout is performed) in order to enable a higher access level user to login to the system. A message indicating logon
denial appears when the maximum number of users is logged in and a lower level user attempts to log in to the system.
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1.7 User Controlled Sectorization
ONE™ fiber-optics infrastructure allows various combinations of SISO and MIMO services to be routed from the headend to
specified remote locations on each floor, according to user defined configurations. This allows optimizing service coverage and
provides equipment savings. While the fiber-optics infrastructure is common, the services can be routed via service provider
shared or dedicated equipment. By default, the system is configured to support a single sector: all services are transferred to all
remote locations. This default configuration can be easily modified according to site requirements.
The following figure illustrates service distribution from the head-end to various locations on ach remote floor. Each color
represents a specific service, where different combinations of services are distributed at various locations on the same floor
according to coverage requirements.
Figure 1-8. Illustration of Sectorization
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1.7.1 MIMO Configurations
MIMO topologies provide more density by using two independent RF paths for the same service, where the independent paths
are implemented by dedicated modules along the path.
MIMO configuration is implemented by routing the two RF bands over dedicated RF paths at both the entry point (in the Headend
Unit) and at the exit point (at the Remote Unit). Note that the Optical Interface Unit is wideband and the services are combined
in a single OIM for routing to the same Remote End Unit. At the Remote End Unit, the services are distributed by two dedicated
modules.
NOTE: MIMO configuration can also be implemented by two separate Remote End Units.
Figure 1-9. Example of MIMO Configuration
1.7.2 Single Sector Example
In this example, all four services (A,B,C,D) are routed to all (up to 72) remote locations. In the illustrated topology, a single HEU
conditions the services and feeds them to two OIU systems for conversion to optic signals. Each OIU supports up to 36 RAU
(Remote Antenna Units).
Figure 1-10. Single Sector Configuration
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1.7.3 Dual Sector Example
In this example, two sectors (groups/layers) of services are defined: A,B,C and C,D. Note that a service can be allocated to any
of the sectors at the same time. For example, service C is allocated to both Sectors. Both sectors are routed to the OIU for optic
conversion. Each OIU module (OIM) can be configured to support either one or (if they do not have a common band) to both
sectors and the corresponding services are routed from the OIM to its hosted RAU units.
NOTE: In the example below, band C is common to both Sector #1 and #2; therefore, an OIM cannot be assigned both sectors
(i.e. ABC + CD).
Figure 1-11. Example of Dual Sector Configuration
1.7.4 Tri-sector Example
In this example, three sectors (groups/layers) of services are defined: ABC, AB,CD. Note that a service can be allocated to any
of the sectors at the same time. For example, services C and B are allocated to two of the sectors. The sectors are routed to
the OIU for optic conversion. Each OIU module (OIM) can be configured to support either one, two or three sectors in any
combination and the corresponding services are routed from the OIM to its hosted RAU units.
NOTE: An OIM cannot support two sectors that have a common band (e.g. ABC and BC, or ABC and CD).
Figure 1-12. Example of Tri-sector Configuration
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1.7.5 Tri-sector Example with Two HEUs
This tri-sector example supports two HEUs. In this topology, one HEU supports three sectors (groups/layers) and the other two
sectors for a total of five sectors. These groups of services are all routed towards a common OIU. Each OIU module (OIM) can
be configured to support any (legal) combination of sectors and the corresponding services are routed from the OIM to its hosted
RAU units.
NOTE: Multiple sectors allocated to the same OIM cannot share any identical frequency bands.
Figure 1-13. Example of Tri-sector Configuration with Two HEUs
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2 Unit Des criptions - R F P ath
This chapter provides detailed descriptions of the ONE™ solution components. The descriptions are organized according to RF
and Digital path headend and remote end components. This includes port and LED interface descriptions.
2.1 RF Path - Headend Components
ONE™ RF Path coverage solution includes the following headend elements:
• HEU – Headend Unit
• OIU – Optical Interface Unit
Figure 2-1. RF Path Headend Components
2.1.1 HEU (Headend Unit)
The HEU performs the following main functions:
• Conditions (up to 12) RF sources to a level required for feeding to the Optical Interface Unit (OIM).
• Enables the configuration of up to three sectors consisting of groups of RF services.
• Provides single source control and management of the ONE™ solution RF path.
Each HEU supports up to 12 services. For additional services or density, two or more HEU units can be cascaded in a
Master/Slave configuration that is managed from the Master HEU. For HEU installation procedure, see section Installation –
RF Path Elements (on page 45).
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Page 30
Figure 2-2. HEU Front Panel with Installed Modules
Module Description
HCM (Headend Control
Module) (on page 30)
Provides system management and control functions. In Master/Slave
configurations, HCM is installed in the Master and ACM (on page 34) in
the Slave.
PSM (Power Supply Modules) 110-230VAC. If two are installed, both must be powered on.
RIX (RF Expander Module) – Service specific conditioner units.
OIX (Expander Module (on
page 32))
Used to interface with the parallel Expander Unit on the HEU.
Table 2-1. OIU Front Panel Interface Definitions
2.1.1.1 HCM (Headend Control Module)
The HCM provides management and control capabilities for the ONE™ system. Each INTERNAL port is dedicated to a single OIU
(see OIU (on page 33)) management connection. The HCM module includes Local and LAN management ports and LED status
indicators.
Figure 2-3. HCM Module
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