Related Manuals for ADTRAN GPON 452
Summary of Contents for ADTRAN GPON 452
- Page 1 ADTRAN ONT GPON 452/454 Exterior Wall Mount ONT P/N: 1287802F1, 1287803F1 Physical Installation Guide October 2019 61287802F1-34B...
- Page 2 ADTRAN that specifically applies to such hardware or software products. To the fullest extent allowed by applicable law, in no event shall ADTRAN be liable for errors in this document for any damages, including but not limited to special, indirect, incidental or...
- Page 3 Revision History Revision History Rev B October 2019 Added three part numbers to Table 3; updated figures to reflect accurate cable layout. Rev A April 2019 Initial release. 61287802F1-34B Revision B...
- Page 4 Revision History 61287802F1-34B Revision B...
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Page 5: Table Of Contents
GPON 452/454 Interfaces ........ - Page 6 Table of Contents 5.3.4.5 Local Power Source Wire Run ........34 5.3.4.6 SBU ONT Power Connector .
- Page 7 Figure 10. GPON 452/454 Ground Connection ....... . . 33...
- Page 8 List of Tables List of Tables Table 1. Topic List ............9 Table 2.
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Page 9: Overview
Overview Overview This guide provides installation instructions, descriptions, safety and regulatory infor- mation, and troubleshooting procedures for the 452/454 Optical Network Terminal (ONT, also called ONU) units. Intended Audience The intended audience for this information is the craft person responsible for the installation and maintenance of the equipment. -
Page 10: Hazard And Conventional Symbols
Overview Hazard and Conventional Symbols The following Hazard symbols are used throughout this guide: DANGER! DANGER indicates a hazard with a high level of risk which, if not avoided, will result in death or serious injury. WARNING! WARNING indicates a hazard with a medium level of risk which, if not avoided, could result in death or serious injury. -
Page 11: Related Online Documents And Resources
Related Online Documents and Resources Refer to Table 2 for additional information for this product. Documentation for ADTRAN Network Solutions products is available for viewing and download directly from the ADTRAN Support Community website. Go to: https://supportforums.adtran.com/welcome Registration is required. -
Page 12: Introduction
Introduction Introduction The 452/454 ADTRAN Optical Network Terminal (ONT) is a Gigabit Passive Optical Network (GPON) ONT that provides the services detailed below. Figure 1 illustrates the ONT Housing. Description GPON technology provides a consistent and common approach to advancing the public communications network using: ■... -
Page 13: Features
CLASS 1 LASER PRODUCT Features The basic features of the GPON 452/454 include the following: ■ Box-in-box, weatherproof and access controlling construction ■ Entry ports for fiber, power, ground, Ethernet, and telephone ■ Reports four alarms from the UPS power supply ■... -
Page 14: Modules And Housings
Total Access 300 Series NID OptiTap® Housing 1187777G1 Total Access 3XX ONT Wall Mounting Bracket 1187773G1 Total Access 380 MDU Splice Housing NOTE The GPON 452/454 is only intended to be used with the ADTRAN Total Access 300 series outdoor NID housing. 61287802F1-34B Revision B... -
Page 15: Safety And Regulatory
GPON 452/454. The GPON 452/454 is NRTL listed to the applicable UL standards. The GPON 452/454 is intended for deployment in the Outside Plant (OSP) at locations where the NEC applies (for example, Customer Premises) and is intended to be installed by trained service personnel. - Page 16 Listed equipment installation will ultimately be up to the local Authority Having Jurisdiction (AHJ). ■ The GPON 452/454 is designed to operate with a nominal operating voltage of 12 VDC. ■ The main feed is optical and therefore not classified as any type of port as defined in Appendix B of GR-1089-CORE Issue 5.
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Page 17: Components And Interfaces
(FTTH) electronics. 4.1.1 Replacement Parts and Accessories The following replacement parts and accessories for the GPON 452/454 can be purchased separately from ADTRAN: ■ GPON UPS Cable, 50 ft (P/N: 1187732G1) ■ TA300 SERIES SFU Spares Kit (P/N: 1187700G1, see... - Page 18 Components and Interfaces 330 mm (13") x 110 mm (4.3"). The external door provides access to the RJ-11 test connectors, POTS Two-screw Terminal Bridges, and Ethernet RJ-45 connectors. The enclosure door is held in the closed position by two “snap” door retainers. To open the door these two snaps must be disengaged at the same time.
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Page 19: Outer Enclosure With Cover Removed
Components and Interfaces 4.1.2.2 Outer Enclosure With Cover Removed The Outer Enclosure base (refer to Figure 2) contains cable entry points for power, ground, Telco incoming cabling and cabling to the customer’s premises. Each cable entry has grommets to provide environmental protection. The cable entries also support strain relief with tie-wraps. -
Page 20: Electronics Module
Components and Interfaces 4.1.3 Electronics Module The Electronics Module (see Figure 3) is designed for insertion into the Outer Enclosure for use in outdoor applications. The Electronics Module may already be installed in the housing. Installation and removal can be accomplished by gently pulling the module from the hinge points on the housing. -
Page 21: Data Processing
Components and Interfaces 4.2.1 Data Processing The following data processing functions are performed: ■ Traffic management (priority queuing, scheduling, policing and traffic shaping) ■ Up to 16 VLANs ■ IGMP Snooping ■ QoS with four traffic classes per IEEE 802.1p ■... -
Page 22: Gpon 452/454 Interfaces
LEDs for data activity indications. Both full and half duplex modes are supported. 4.3.3 POTS Interface The GPON 452/454 supports basic telephone service through two/four POTS interfaces. Each interface is supported by a Two-screw Terminal Bridge or an RJ-11 jack. The POTS Interface feature set is listed below: ■... -
Page 23: Ups Power Supply
Power is supplied to the GPON 452/454 by a UPS local power source (P/N: 1187731G1) with battery backup that utilizes the AC power at the customer premises. The unit powers the GPON 452/454 and functions as a battery backup supplying continuous 12 VDC. -
Page 24: Installation
After unpacking the GPON 452/454 inspect it for damage. Before planning the installation of the GPON 452/454, the technician should do the following to verify component integrity. -
Page 25: Necessary Supplies
■ TexWipe cloth for fiber cleaning Included with the GPON 452/454 packaging are 2/4 Two-screw Terminal Bridges- 2 for the 452 and 4 for the 454; fiber cable management and strain relief; a fiber connector; and electronics/optics. For data and video over IP, the connection to the SFU is through the RJ-45 Ethernet connector. -
Page 26: Instructions For Installing The Gpon 452/454
Premises Equipment (CPE) wiring is installed, the location of the AC outlet used to power the GPON 452/454 local power supply, whether or not a communications distribution panel was provided, and the proximity of the external ends of the CPE wiring to the subscriber’s electrical service point. -
Page 27: Determining Gpon 452/454 Enclosure Location
To reduce the risk of fire, use minimum no. 26 AWG telecommunications line cord. 5.3.2 Accessing the Inner Electronics Module The GPON 452/454 consists of an external enclosure to provide environmental protection and an internal Electrical Module. Prior to installing the GPON 452/454, complete the following steps. Refer to Figure 5 necessary. -
Page 28: Figure 5. Security Screws On Electronics Module
Installation ETH 4 ETH 3 ETH 2 ETH 1 GPON POTS1 POTS2 RING POTS1 POTS2 GPON 454 1287802F1 OUTER Security Screw TELEPHONE TROUBLESHOOTING 1. Identify the bad line. 2. Disconnect the plug from the appropriate POTS jack and plug any working telephone into that jack. If the telephone works, there is a problem inside the house. -
Page 29: Mounting The Enclosure
3. Pre-drill the marked locations and install fasteners or anchors appropriate to the mounting surface (each anchor rated to 15 lbs minimum). The combined weight of the ONT and the NID is 13.5 lbs. 4. Mount the GPON 452/454 to the side of the subscriber’s premise. Mounting Hole (Top) Mounting Hole (Bottom) Figure 6. -
Page 30: Wire Routes
Installation 5.3.4 Wire Routes Figure 7 displays the various wire routing and drops for each housing. Fiber Drop Ground Cable Customer Phone Cable Power Supply Grommet Ethernet Video Figure 7. Wire Routing 5.3.4.1 Fiber Drop Cable Route WARNING! Do not look into the ends of optical fibers. Exposure to invisible LASER radiation may cause serious retinal damage or even blindness. -
Page 31: Grounding The Buried Fiber
The connector termination type is SC/APC (Green). In all cases route a tie-wrap through the cut-outs in the grommet slots at the bottom of the GPON 452/454 to secure the fiber to the Outer Enclosure. 5.3.4.2 Grounding the Buried Fiber The buried fiber drop cable to the subscriber’s premise used in this application can be one of... -
Page 32: Ground Wire Connection
■ Armored drop: when the fiber drop cable is armored, grounding of the cable sheath is required at the GPON 452/454. A UL Listed ground shield connector is utilized to ground the armored fiber. If the fiber drop is armored, complete the following to ground the fiber: 1. -
Page 33: Alternative Grounding Method
Ground Wire Rubber Grommet Figure 10. GPON 452/454 Ground Connection 8. Route the ground wire 12” below finished grade by the shortest and most direct route to the AC power ground system (MGN) of the customer’s premise free of any sharp bends. -
Page 34: Local Power Source Wire Run
1. Install the Local Power Source (LPS) wire run from the GPON 452/454 to the connector of the LPS via the customer provided PVC conduit (or method used by your local tele- phone company practice). -
Page 35: Figure 12. Power/Alarm Connector Pinouts
Installation Table 7. Power/Alarm Connector Pinouts Description Low Battery Battery Missing Replace Battery On Battery Signal Return 12V Return +12 VDC 3. Remove the Power/Alarm Connector from the Electronics Module by pulling it directly from the module (see Figure 12). 234567 Pin 7 Pin 1... -
Page 36: Installation Of The Power Supply
Installation 5. To terminate the 2 Power leads and, and if needed, the 5 alarm status leads, cut wire to length and strip the insulation back 1/4 inch. 6. Loosen each retaining screw and insert the wire into the appropriate slot (see Figure 11 on page 34 and Table 7... -
Page 37: Figure 15. Ups Power Connection
Installation To install the uninterruptible power supply (UPS) complete the following steps: 1. Select a location for the UPS. When making this determination, consider the following: ■ This unit is not appropriate for outdoor placement. ■ Place the UPS in a safe area, free of excessive dust, and with adequate airflow. ■... -
Page 38: Fiber Splice Sc/Apc Bulkhead Nid (P/N: 1187770G1) Installation
5.3.6 Fiber Splice SC/APC Bulkhead NID (P/N: 1187770G1) Installation A fiber connection is required between the inner GPON 452/454 enclosure and the fiber termination point in the Outer Enclosure. This may be achieved by using the provided fiber jumper. To install the fiber connection, perform the following steps:... -
Page 39: Optitap® Nid (P/N: 1187771G1) Installation
Installation CAUTION! Position the SC/APC fiber optic cable so that it does not become crimped when the Electronics Module is closed. ® 5.3.7 OptiTap NID (P/N: 1187771G1) Installation To install the Fiber Connection to the ONT using an optical connector, refer to Figure 17 complete the following steps. -
Page 40: Subscriber Connections
Installation 5.3.8 Subscriber Connections Refer to Figure 18 to install subscriber POTS and/or Ethernet services. POTS Connections Ethernet Connections (Two Post Bridge) ETH 4 ETH 3 ETH 2 ETH 1 GPON POTS1 POTS2 RING POTS1 POTS2 GPON 454 1287802F1 TELEPHONE TROUBLESHOOTING 1. -
Page 41: Ethernet Connection
Installation 5.3.8.2 Ethernet Connection When supporting up to two Gigabit operation (10/100/1000Base-T) use a CAT-6 rated cable. To connect Ethernet, perform the following steps: 1. Route the subscriber wires through the cable entry on the bottom of the enclosure. 2. Strip back the jacket of the subscriber Ethernet cable and connect the 4 pair twisted wires to the RJ-45 Plug using a RJ-45 crimper. -
Page 42: Commissioning And Testing
42 shows the normal LED status once the startup and power-up sequences are complete (approximately 30 seconds). 4. In addition to the front panel LEDs, the GPON 452/454 has LEDs that are integral to the Ethernet RJ-45 jack. -
Page 43: Secure The Unit
At the conclusion of successful turn up and testing, the unit must be secured using the following procedure. 1. Close the GPON 452/454 door while checking for interference and ensuring all cables are properly positioned. Do not force the door closed. -
Page 44: Troubleshooting
During these sequences, it is normal for the LEDs on the front of the GPON 452/454 to cycle. However, if this cycle takes more than 2 - 3 minutes, a possible problem exists. Refer to “Network Status Troubleshooting”... -
Page 45: Leds Normal But Problems Still Exist
Troubleshooting WARNING! ■ Do not look into the ends of optical fibers. Exposure to invisible LASER radiation may cause serious retinal damage or even blindness. Verify the optical source is disabled through the use of an optical power meter before handling optical fibers. ■... -
Page 46: Ups Power Leds
Troubleshooting 7.2.1 UPS Power LEDs A UPS POWER LED that is off indicates there is no power. Refer to Table 11 to determine if a problem exists. Table 11. Power LEDs Label Status Description Green UPS is on AC Yellow UPS is on Battery ... -
Page 47: Pots Troubleshooting
Troubleshooting 7.2.3 POTS Troubleshooting Refer to the “Test for POTS Line Faults” on page 43 for POTS troubleshooting. ODN Interface Troubleshooting The successful use of the ODN interface connection relies on several factors being within tolerance. The components must ■ Be clean and dry (refer to Cleaning and Inspection of Components below) ■... -
Page 48: Cleaning Suggestions
Troubleshooting 7.3.1.1 Cleaning Suggestions Following is a list of suggestions for cleaning connectors, ferrules, and bulkheads: ■ Always maintain dust caps and dust plugs installed when connectors or adapters are not mated. Store spare dust caps in a zip-lock bag when not in use. ■... -
Page 49: Downstream Signal Level Verification
Troubleshooting 7.3.2.1 Downstream Signal Level Verification A valid optical power level delivered by the OLT must be received at the fiber jumper point in the GPON to assure proper ONT ranging and operation. There is one optical wavelength (1490 nm) to consider in the downstream direction that will contribute to the absolute optical power level delivered to the ONT. -
Page 50: Figure 21. Upstream Test Configuration
Troubleshooting The individual optical power level that should be present at the optical bulkhead that is located on the ONT is listed in Table Table 14. Upstream Power Levels Optical Wavelength Minimum Power Level Maximum Power Level 1490 nm (digital) –28 dBm +5 dBm To verify the correct upstream optical signal level is present:... -
Page 51: Ups Communication Signals
Troubleshooting UPS Communication Signals The communication signals of the UPS are isolated from the internal circuitry via open collector opto-coupled transistors. The connection SIG RTN (Signal Return) is a common return point for all communication signals. In the typical application, the attached equipment digital ground connects to Signal Return, and pull-up resistors turn the open collector signals into logic levels. -
Page 52: Maintenance
Maintenance The GPON 452/454 does not require routine maintenance for normal operation. Do not attempt to repair the GPON 452/454 in the field. Repair services are obtained by returning the defective unit to ADTRAN. Refer to ““Warranty and Contact Information”... -
Page 53: Specifications
Specifications Specifications Specifications for the GPON 452/454 are detailed in Table Table 16. Specifications Specification Description Electrical Power Consumption: Less than 15 Watts Input Power Connection: UPS Provided through 7-pin alarm connector Voltage Range: 12 VDC nominal Minimum Voltage: 10 V Maximum Voltage: 13.9 V... -
Page 54: Acronyms
Acronyms Acronyms Authority Having Jurisdiction Customer Premises Equipment Electrostatic Discharge FTTH Fiber To The Home FTTP Fiber To The Premises GPON Encapsulated Method Generic Framing Procedure GPON Gigabit Passive Optical Network Light Emitting Diode Local Power Source Multi Grounded Neutral National Electrical Code Optical Distribution Network Optical Line Terminal... -
Page 55: Warranty And Contact Information
Warranty and Contact Information 11.1 Warranty Warranty information can be found at: www.adtran.com/warranty. 11.2 Contact Information For all customer support inquiries, please contact ADTRAN Customer Care: Table 17. Contact Information Contact Support Contact Information Customer Care From within the U.S. - Page 56 Warranty and Contact Information 61287802F1-34B Revision B...