Viavi T-BERD/MTS 2000 User manual

OTDR Functions, Options
and Software Applications
OTDR functions, options and software
applications for SmartOTDR and T-BERD/
MTS 2000/4000 V2
User Manual
MTS2100 4100 Module US rev12.book Page i Mercredi, 18. juillet 2018 3:17 15

MTS2100 4100 Module US rev12.book Page ii Mercredi, 18. juillet 2018 3:17 15

Viavi Solutions
1-844-GO-VIAVI
www.viavisolutions.com
OTDR Functions, Options and
Software Applications
OTDR functions, options and software
applications for SmartOTDR and T-
BERD/MTS 2000/4000 V2
User Manual
MTS2100 4100 Module US rev12.book Page iii Mercredi, 18. juillet 2018 3:17 15

MTS2100 4100 Module US rev12.book Page iv Mercredi, 18. juillet 2018 3:17 15

User Manual 77000010208 Rev. 012 v
Notice
Every effort was made to ensure that the information in this document was accurate at
the time of printing. However, information is subject to change without notice, and Viavi
reserves the right to provide an addendum to this document with information not avail-
able at the time that this document was created.
Copyright
© Copyright 2018 Viavi, LLC. All rights reserved. Viavi, Enabling Broadband and Optical
Innovation, and its logo are trademarks of Viavi, LLC. All other trademarks and regis-
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Viavi, MTS/T-BERD 4000 V2, MTS/T-BERD 2000 and SmartOTDR are trademarks or
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Ordering information
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as part of the User Manual.
WEEE Directive Compliance
Viavi has established processes in compliance with the Waste Electrical and Electronic
Equipment (WEEE) Directive, 2002/96/EC.
MTS2100 4100 Module US rev12.book Page v Mercredi, 18. juillet 2018 3:17 15

vi User Manual 77000010208 Rev. 012
This product should not be disposed of as unsorted municipal waste and should be
collected separately and disposed of according to your national regulations. In the Euro-
pean Union, all equipment purchased from Viavi after 2005-08-13 can be returned for
disposal at the end of its useful life. Viavi will ensure that all waste equipment returned
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ance with all applicable national and international waste legislation.
It is the responsibility of the equipment owner to return the equipment to Viavi for appro-
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Instructions for returning waste equipment to Viavi can be found in the Environmental
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disposal of your equipment, contact Viavi’s WEEE Program Management team.
MTS2100 4100 Module US rev12.book Page vi Mercredi, 18. juillet 2018 3:17 15

User Manual 77000010208 Rev. 012 vii
Contents
About This Guide xvii
Purpose and scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Assumptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Technical assistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Recycling Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
Chapter 1 Principle of Measurement 1
Principle of reflectometry measurements . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Information yielded by the measurement . . . . . . . . . . . . . . . . . . . . . . . . 2
Validity of Measurement ITU-T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Reflectance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Principle of optical power and attenuation measurements . . . . . . . . . . 4
Power measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Attenuation measurements (optical link loss) . . . . . . . . . . . . . . . . . . . . . 4
Chapter 2 Starting up 7
Unpacking the device - Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Fitting and removing a module (not available with SmartOTDR) . . . . . 8
Fitting a module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Removing a module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Connecting fiber optic cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Inspecting and cleaning connector end faces. . . . . . . . . . . . . . . . . . . . . 10
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Contents
viii User Manual 77000010208 Rev. 012
Optical connector types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Connecting Fiber optic cable to test port. . . . . . . . . . . . . . . . . . . . . . . . . 12
Optical connectors and interchangeable adapters . . . . . . . . . . . . . . . . . . 13
Interchangeable adapters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Switchable Adapters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Cleaning universal connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Chapter 3 Activating OTDR function 17
Selecting the Smart Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Principle of the Smart Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Selecting Smart Test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Selecting the OTDR Expert function. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Principle of the OTDR Expert . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Selecting OTDR Expert . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Chapter 4 Configuring the reflectometry test 21
Configuring the unit for Smart Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Selecting the configuration file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Modifying some parameters before the acquisition. . . . . . . . . . . . . . . . 23
Configuring the test in Expert OTDR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Configuring the Acquisition parameters. . . . . . . . . . . . . . . . . . . . . . . . . 26
Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Launch cable parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Specific Acquisition parameters with DWDM Modules . . . . . . . . . . . . . 30
Configuring the Alarms parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Configuring the Analysis parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Configuring the Link parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Configuring the File parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Configuration in Test Auto mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Saving OTDR configuration in a file . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Loading an existing OTDR configuration . . . . . . . . . . . . . . . . . . . . . . . . 50
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User Manual 77000010208 Rev. 012 ix
Chapter 5 Launching a reflectometry test and displaying results
53
Performing OTDR acquisitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Performing an acquisition in Real Time mode . . . . . . . . . . . . . . . . . . . . 54
Principle of the Real time mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Performing acquisition in Real Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Stopping the real time acquisition. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Performing a measurement with Smart Test . . . . . . . . . . . . . . . . . . . . . 56
Performing an acquisition with Expert OTDR . . . . . . . . . . . . . . . . . . . . 57
Performing an acquisition from Results page . . . . . . . . . . . . . . . . . . . . 59
Multi-wavelength acquisition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Actions on trace during acquisition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Saving results for Smart Test acquisitions . . . . . . . . . . . . . . . . . . . . . . . . . 62
Results display. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Smart Link view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Show the detailed information of one event . . . . . . . . . . . . . . . . . . . . . 65
Event View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Trace View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Common functions on Trace View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Advanced functions in Expert OTDR mode . . . . . . . . . . . . . . . . . . . . . . . . 80
Automatic measurement and detection . . . . . . . . . . . . . . . . . . . . . . . . . 80
Addition of events. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Representation of the events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Hints on the positioning of markers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Deleting events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Manual measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Measurements of slope . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Measurement of ORL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Measurement of Reflectance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Splice measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Memorization of the position of events . . . . . . . . . . . . . . . . . . . . . . . . . 87
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x User Manual 77000010208 Rev. 012
Overlay trace function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Overlaying several traces stored in memory. . . . . . . . . . . . . . . . . . . . . . 88
Display of traces in overlay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88
Adding traces in overlay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Swapping overlay traces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Removing a trace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Quitting the overlay menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Reference Trace function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Use of the reference trace function in the Result page . . . . . . . . . . . . . 90
Using the reference trace function in the explorer . . . . . . . . . . . . . . . . . .91
Saving the trace(s) and generating a report. . . . . . . . . . . . . . . . . . . . . . . 92
Saving results and creating a report from results page. . . . . . . . . . . . 92
Opening a report . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
OptiPulses™ option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Configuring the OTDR acquisition with OptiPulses™ mode . . . . . . . . 96
Results in OptiPulses™ mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Chapter 6 Power meter and Source options of the OTDR
Modules 99
Connection to the power meter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Configuring the Power meter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Configuring the alarm parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Configuring the Measurement parameters . . . . . . . . . . . . . . . . . . . . . .102
Activating the Source function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103
Result page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103
Result page of the Power meter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103
Table of results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Commands of the power meter parameters. . . . . . . . . . . . . . . . . . . . . 104
Combo PM/OTDR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .105
Result page of the Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Performing the power level measurement . . . . . . . . . . . . . . . . . . . . . . . .107
Performing the insertion loss measurement. . . . . . . . . . . . . . . . . . . . . . 108
Setting the zero value of the power meter . . . . . . . . . . . . . . . . . . . . . 108
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