ADTRAN GPON 452 User manual

ADTRAN ONT
GPON 452/454
Exterior Wall Mount ONT
P/N: 1287802F1, 1287803F1
Physical Installation Guide
October 2019
61287802F1-34B

To the Holder of this Document
2 61287802F1-34B
Revision B
To the Holder of this Document
This document is intended for the use of ADTRAN customers only for the purposes of the
agreement under which the document is submitted, and no part of it may be used, reproduced,
modified or transmitted in any form or means without the prior written permission of ADTRAN.
The contents of this document are current as of the date of publication and are subject to
change without notice.
Trademark Information
“ADTRAN” and the ADTRAN logo are registered trademarks of ADTRAN, Inc. Brand names
and product names included in this document are trademarks, registered trademarks, or trade
names of their respective holders.
Disclaimer of Liability
The information or statements given in this document concerning the suitability, capacity, or
performance of the mentioned hardware or software products are given “as is”, and any
liability arising in connection with such hardware or software products shall be governed by
ADTRAN’s standard terms and conditions of sale unless otherwise set forth in a separately
negotiated written agreement with 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
consequential, or any losses, such as but not limited to loss of profit, revenue, business inter-
ruption, business opportunity or data, that may arise from the use of this document or the infor-
mation in it.
f Important Notice on Product Safety
This product may present safety risks due to laser, electricity, heat, and other sources of
danger.
Only trained and qualified personnel may install, operate, maintain or otherwise handle this
product and only after having carefully read the safety information applicable to this product.
Safety and Regulatory information is provided in this document and/or a separate Safety and
Regulatory document that is part of the product-applicable document set.
Copyright © 2019 ADTRAN, Inc.
All Rights Reserved.

Revision History
61287802F1-34B 3
Revision B
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.

Revision History
4 61287802F1-34B
Revision B

61287802F1-34B 5
Revision B
Table of Contents
Table of Contents
1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
1.1 Intended Audience . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
1.2 Document Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
1.3 Hazard and Conventional Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1.4 Related Online Documents and Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.3 Modules and Housings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3 Safety and Regulatory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4 Components and Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
4.1 Mechanical Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
4.1.1 Replacement Parts and Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
4.1.2 Outer Enclosure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
4.1.2.1 Outer Enclosure Security Locking Feature . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
4.1.2.2 Outer Enclosure With Cover Removed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
4.1.3 Electronics Module. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.2 Circuit Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
4.2.1 Data Processing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.2.2 Voice Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.2.3 Alarm Reporting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
4.3 GPON 452/454 Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
4.3.1 GPON Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
4.3.2 Ethernet Interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
4.3.3 POTS Interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
4.4 UPS Power Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
5 Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5.1 Shipping Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5.2 Required Tools. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
5.2.1 Necessary Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
5.3 Instructions for Installing the GPON 452/454. . . . . . . . . . . . . . . . . . . . . . . . . . . 26
5.3.1 Determining GPON 452/454 Enclosure Location. . . . . . . . . . . . . . . . . . . . . . . . 27
5.3.2 Accessing the Inner Electronics Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
5.3.3 Mounting the Enclosure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
5.3.4 Wire Routes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.3.4.1 Fiber Drop Cable Route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.3.4.2 Grounding the Buried Fiber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
5.3.4.3 Ground Wire Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
5.3.4.4 Alternative Grounding Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Table of Contents
6 61287802F1-34B
Revision A
5.3.4.5 Local Power Source Wire Run . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5.3.4.6 SBU ONT Power Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5.3.5 Installation of the Power Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
5.3.6 Fiber Splice SC/APC Bulkhead NID (P/N: 1187770G1) Installation . . . . . . . . . 38
5.3.7 OptiTap® NID (P/N: 1187771G1) Installation . . . . . . . . . . . . . . . . . . . . . . . . . . 39
5.3.8 Subscriber Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
5.3.8.1 POTS Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
5.3.8.2 Ethernet Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
6 Commissioning and Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
6.1 Turn-up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
6.1.1 Front Panel LEDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
6.2 Secure the Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
6.3 Test for POTS Line Faults . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
6.4 Provision Ethernet Interface at OLT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
7 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
7.1 LEDs Normal but Problems Still Exist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
7.2 ONT Trouble Isolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
7.2.1 UPS Power LEDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
7.2.2 Network Status Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
7.2.2.1 Troubleshooting Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
7.2.3 POTS Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
7.3 ODN Interface Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
7.3.1 Cleaning and Inspection of Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
7.3.1.1 Cleaning Suggestions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
7.3.1.2 Cleaning the Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
7.3.1.3 Cleaning the Bulkhead . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
7.3.2 Signal Level Verification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
7.3.2.1 Downstream Signal Level Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
7.3.2.2 Upstream Signal Level Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
7.4 UPS Communication Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
8 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
9 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
10 Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
11 Warranty and Contact Information . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
11.1 Warranty. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
11.2 Contact Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

List of Figures
61287802F1-34B 7
Revision B
List of Figures
Figure 1. ONT front panel (NID Enclosure is shown for reference only) . . . . . . . . . . . . . 13
Figure 2. Outer Enclosure with Cover Removed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 3. Electronics Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 4. Exterior ONT Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 5. Security Screws on Electronics Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 6. Housing Mounting Holes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 7. Wire Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 8. Bulk Head Adapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 9. Cable Ground Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 10. GPON 452/454 Ground Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 11. Power/Alarm and UPS Power Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 12. Power/Alarm Connector Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 13. Power/Alarm Connector Wire Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 14. Power/Alarm Connector Installed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 15. UPS Power Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 16. Fiber SC/APC Bulkhead Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Figure 17. Optical Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 18. POTS and Ethernet Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 19. ODN/ONT Fiber Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Figure 20. Downstream Test Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Figure 21. Upstream Test Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

List of Tables
8 61287802F1-34B
Revision B
List of Tables
Table 1. Topic List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Table 2. Related Online Documents and Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Table 3. Modules and Housings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Table 4. Configuration Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Table 5. TA300 SERIES SFU Spares Kit (P/N: 1187700G1) . . . . . . . . . . . . . . . . . . . . . 17
Table 6. ONT Installation Accessories Kit (P/N: 1187736G1) . . . . . . . . . . . . . . . . . . . . . 17
Table 7. Power/Alarm Connector Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Table 8. UPS Pin-Out Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Table 9. Ethernet RJ-45 Pin-Out . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Table 10. Front Panel LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Table 11. Power LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Table 12. GPON LEDs Indicating Network Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Table 13. Downstream Power Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Table 14. Upstream Power Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Table 15. UPS Communication Signal Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Table 16. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Table 17. Contact Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Overview
61287802F1-34B 9
Revision B
1 Overview
This guide provides installation instructions, LED descriptions, safety and regulatory infor-
mation, and troubleshooting procedures for the 452/454 Optical Network Terminal (ONT, also
called ONU) units.
1.1 Intended Audience
The intended audience for this information is the craft person responsible for the installation
and maintenance of the equipment. The instructions assume familiarity with the intended use
of the equipment, basic required installation skills, and knowledge of local and accepted safety
practices.
1.2 Document Structure
Table 1 lists the topics contained in this document
Table 1. Topic List
Section Topic See Page…
1 Overview 9
2 Introduction 12
3 Safety and Regulatory 15
4 Components and Interfaces 17
5 Installation 24
6 Commissioning and Testing 42
7 Troubleshooting 44
8 Maintenance 52
9 Specifications 53
10 Acronyms 54
11 Warranty and Contact Information 55

Overview
10 61287802F1-34B
Revision B
1.3 Hazard and Conventional Symbols
The following Hazard symbols are used throughout this guide:
DANGER!
fDANGER indicates a hazard with a high level of risk which, if not avoided, will result in death
or serious injury.
WARNING!
fWARNING indicates a hazard with a medium level of risk which, if not avoided, could result in
death or serious injury.
CAUTION!
fCAUTION indicates a hazard with a low level of risk which, if not avoided, could result in minor
or moderate injury. CAUTION can also be used to alert against unsafe practices associated
with events that could lead to personal injury.
NOTICE!
wNotice call-outs indicate a potentially hazardous situation not related to personal injury, such
as messages related to property damage only.
NOTE
gNotes inform the user of additional, but essential, information or features.