Tektronix VX4610 User manual

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User Manual
VX4610
SDH/SONET Generator/Receiver
070-8855-03
This document supports firmware version 1.30
and above.
Warning
The servicing instructions are for use by qualified
personnel only. To avoid personal injury, do not
perform any servicing unless you are qualified to
do so. Refer to the Safety Summary prior to
performing service.

Copyright ©Tektronix, Inc. All rights reserved. Licensed software products are owned by Tektronix or its suppliers and are
protected by United States copyright laws and international treaty provisions.
Use, duplication, or disclosure by the Government is subject to restrictions as set forth in subparagraph (c)(1)(ii) of the Rights
in Technical Data and Computer Software clause at DFARS 252.227-7013, or subparagraphs (c)(1) and (2) of the
Commercial Computer Software – Restricted Rights clause at FAR 52.227-19, as applicable.
Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes
that in all previously published material. Specifications and price change privileges reserved.
Printed in the U.S.A.
Tektronix, Inc., P.O. Box 1000, Wilsonville, OR 97070–1000
TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.

WARRANTY
Tektronix warrants that the products that it manufactures and sells will be free from defects in materials and
workmanship for a period of one (1) year from the date of shipment. If a product proves defective during this
warranty period, Tektronix, at its option, either will repair the defective product without charge for parts and labor,
or will provide a replacement in exchange for the defective product.
In order to obtain service under this warranty, Customer must notify Tektronix of the defect before the expiration
of the warranty period and make suitable arrangements for the performance of service. Customer shall be
responsible for packaging and shipping the defective product to the service center designated by Tektronix, with
shipping charges prepaid. Tektronix shall pay for the return of the product to Customer if the shipment is to a
location within the country in which the Tektronix service center is located. Customer shall be responsible for
paying all shipping charges, duties, taxes, and any other charges for products returned to any other locations.
This warranty shall not apply to any defect, failure or damage caused by improper use or improper or inadequate
maintenance and care. Tektronix shall not be obligated to furnish service under this warranty a) to repair damage
resulting from attempts by personnel other than Tektronix representatives to install, repair or service the product;
b) to repair damage resulting from improper use or connection to incompatible equipment; c) to repair any
damage or malfunction caused by the use of non-Tektronix supplies; or d) to service a product that has been
modified or integrated with other products when the effect of such modification or integration increases the time
or difficulty of servicing the product.
THIS WARRANTY IS GIVEN BY TEKTRONIX IN LIEU OF ANY OTHER WARRANTIES, EXPRESS
OR IMPLIED. TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. TEKTRONIX’
RESPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND
EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY.
TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT, SPECIAL,
INCIDENTAL, OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR
THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.

VX4610 SDH/SONET Generator/Receiver User Manual i
Table of Contents
General Safety Summary xv. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service Safety Summary xvii. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Preface xix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
About This Manual xix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Related Manuals xx. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Contacting Tektronix xx. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Getting Started
Product Description 1–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Accessories 1–3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Configuration 1–5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installation 1–7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Configuring the GPIB Hardware 1–11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Configuring the MXI Hardware 1–12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Establishing Communication with the VX4610 1–13. . . . . . . . . . . . . . . . . . . . . . . . .
Functional Check 1–17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating Basics
Functional Overview 2–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front-Panel Connectors and Lights 2–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Simplified Block Diagram 2–6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VX4610 Features and Capabilities 2–9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Instrument I/O 2–23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Overhead Add/Drop Port 2–23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VXIbus Interface 2–25. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Programming Model 2–27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Functional Blocks 2–27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Modes of Operation 2–27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Using Triggers 2–28. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Custom Payload Generation and Capture 2–30. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Examples of Command Usage 2–33. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Generating Signals 2–33. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Receiving Signals 2–37. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SONET/SDH Signal Testing 2–39. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Trigger and Capture 2–40. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Custom Payload Generation and Capture 2–42. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Tributary Signal Testing 2–44. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Syntax and Commands
Syntax 3–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SCPI Commands and Queries 3–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IEEE 488.2 Common Commands 3–6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Functional Command Groups 3–7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Table of Contents
ii VX4610 SDH/SONET Generator/Receiver User Manual
Transmit Commands 3–11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OUTPUT1 Subsystem 3–12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OUTPUT2 Subsystem 3–20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OUTPUT3 Subsystem 3–24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SOURce:CLOCk Subsystem 3–28. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SOURce:DATA:TELecom Subsystem 3–38. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SOURce:DATA:TELecom:OVERhead and POVerhead Subsystem 3–53. . . . . . . . . .
SOURce:DATA:TELecom:ERRor, ALARm, and FAILure Subsystem 3–72. . . . . . .
SOURce:DATA:TELecom:POINter Subsystem 3–88. . . . . . . . . . . . . . . . . . . . . . . . .
SOURce:DATA:TELecom:PAYLoad:CUSTom Subsystem 3–116. . . . . . . . . . . . . . . .
SOURce:DATA:TELecom:TRIButary Subsystem 3–129. . . . . . . . . . . . . . . . . . . . . . .
SOURce:DATA:TELecom:TRIButary:ERRor, ALARm, FAILure Subsystem 3–148.
SOURce:DATA:TELecom:TRIButary:POINter Subsystem 3–155. . . . . . . . . . . . . . . .
Receive Commands 3–181. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INPUT1 Subsystem 3–182. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INPUT2 Subsystem 3–193. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
INPUT3 Subsystem 3–198. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom Subsystem 3–203. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom:TEST Subsystem 3–218. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom:OVERhead and POVerhead Subsystem 3–225. . . . . . . . . . .
SENSe:DATA:TELecom:MEASure Subsystem 3–234. . . . . . . . . . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom:MEASure:HISTory Subsystem 3–256. . . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom:MEASure:STESts Subsystem 3–266. . . . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom:PAYLoad:CUSTom Subsystem 3–283. . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom:AUTOscan Subsystem 3–289. . . . . . . . . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom:TRIButary Subsystem 3–291. . . . . . . . . . . . . . . . . . . . . . . . .
SENSe:DATA:TELecom:MEASure:TRIButary Subsystem 3–312. . . . . . . . . . . . . . . .
Generator/Receiver Setup Commands 3–327. . . . . . . . . . . . . . . . . . . . . . . . .
INSTrument Subsystem 3–327. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Trigger and Capture Commands 3–347. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ABORt, INITiate, and TRIGger Subsystem 3–349. . . . . . . . . . . . . . . . . . . . . . . . . . . .
TRIGger2 Subsystem 3–365. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Instrument Control Commands 3–371. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SYSTem Subsystem 3–371. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diagnostic Commands 3–389. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DIAGnostic Subsystem 3–389. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Common Commands 3–411. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Status and Events
Status and Events 4–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Status and Event Reporting System 4–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Status and Event Reporting Process 4–6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Synchronization Methods 4–7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Messages 4–8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Examples
Examples 5–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Table of Contents
VX4610 SDH/SONET Generator/Receiver User Manual iii
Appendices
Appendix A: Specifications A–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Performance Conditions A–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VX4610 SONET Specification Tables A–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VX4610 SDH Specification Tables A–23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Appendix B: ASCII & GPIB code chart B–1. . . . . . . . . . . . . . . . . . . . . . . .
Appendix C: Commands and Queries Posting OPC C–1. . . . . . . . . . . . . .
Appendix D: *LRN? Response D–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Appendix E: Default Parameter Values After *RST E–1. . . . . . . . . . . . . .
Appendix F: SDH/SONET Terminology F–1. . . . . . . . . . . . . . . . . . . . . . . .
Appendix G: Optical Port Connectors G–1. . . . . . . . . . . . . . . . . . . . . . . . .
Cleaning the Optical Ports G–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Installing Optical Port Connectors G–2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Appendix H: User Service H–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Exchanging the Plug-in Interface Module H–2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Removing Option 22/36/58 Add/Drop/Test Module H–4. . . . . . . . . . . . . . . . . . . . . .
Preventive Maintenance H–6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Troubleshooting H–6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
User-Replaceable Parts H–7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Appendix I: Performance Verification I–1. . . . . . . . . . . . . . . . . . . . . . . . .
General Information and Conventions I–2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Equipment Required I–3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
VX4610-Under-Test System Configuration I–7. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Test Record I–8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Self Test I–15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Functional Tests I–16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Physical Layer Tests I–31. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Glossary and Index

Table of Contents
iv VX4610 SDH/SONET Generator/Receiver User Manual
List of Figures
Figure 1–1: Location of the logical address switches on the
VX4610 rear panel 1–6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 1–2: Removing the VX4610 from the mainframe 1–11. . . . . . . . . .
Figure 1–3: Typical GPIB or MXI/VXI system configuration 1–12. . . . . .
Figure 1–4: The Setup Communications dialog box for GPIB setup 1–14.
Figure 1–5: The Setup Communications dialog box for VISA setup 1–14.
Figure 1–6: Search Bus dialog box 1–15. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 1–7: Location of the VX4610 READY light 1–17. . . . . . . . . . . . . . .
Figure 1–8: Location of the eight signal status lights 1–18. . . . . . . . . . . . . .
Figure 1–9: ECL Interface status lights and termination
configuration switches 1–19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 1–10: Single-ended loopback test setup 1–20. . . . . . . . . . . . . . . . . . .
Figure 2–1: VX4610 with Standard and Option 02 ECL interface
module 2–3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 2–2: Optional plug-in interface modules 2–4. . . . . . . . . . . . . . . . . .
Figure 2–3: Option 22, 36, and 58 Add/Drop/Test Modules 2–5. . . . . . . .
Figure 2–4: Simplified block diagram of the VX4610 2–7. . . . . . . . . . . . .
Figure 2–5: Simplified ECL Interface Module clock input circuit
schematic 2–8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 2–6: Typical gapped clock waveforms 2–23. . . . . . . . . . . . . . . . . . . .
Figure 2–7: The overhead add/drop port 2–23. . . . . . . . . . . . . . . . . . . . . . .
Figure 2–8: Modes of operation 2–28. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 2–9: Trigger system in the VX4610 2–29. . . . . . . . . . . . . . . . . . . . . .
Figure 2–10: Custom payload generation 2–31. . . . . . . . . . . . . . . . . . . . . . .
Figure 2–11: Custom payload capture 2–32. . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 2–12: Setup for the VX4610 as a stand-alone tributary
test set 2–44. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 2–13: Setup for testing the SDH tributary payload mapping 2–45.
Figure 2–14: Setup for testing the mapping capability of an NE 2–47. . . .
Figure 2–15: Setup for testing demapping capability of an NE 2–48. . . . .
Figure 2–16: Setup for testing the external connection of an
add/drop/test set 2–49. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–1: Example of SCPI subsystem hierarchy tree 3–1. . . . . . . . . . .
Figure 3–2: Example of abbreviating a command 3–3. . . . . . . . . . . . . . . .

Table of Contents
VX4610 SDH/SONET Generator/Receiver User Manual v
Figure 3–3: Example of chaining commands and queries 3–4. . . . . . . . . .
Figure 3–4: Example of omitting root and lower-level nodes
in chained message 3–4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–5: Example of command listing 3–9. . . . . . . . . . . . . . . . . . . . . . .
Figure 3–6: How to interpret a <decimal value> parameter or
response 3–10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–7: OUTPUT1 subsystem 3–12. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–8: OUTPUT2 subsystem 3–20. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–9: OUTPUT3 subsystem 3–24. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–10: SOURce:CLOCk subsystem 3–29. . . . . . . . . . . . . . . . . . . . . .
Figure 3–11: SOURce:DATA:TELecom subsystem 3–38. . . . . . . . . . . . . . .
Figure 3–12: SOURce:DATA:TELecom:OVERhead and
POVerhead subsystem 3–53. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–13: How to read the overhead default values table 3–53. . . . . . .
Figure 3–14: SONET STS-1 overhead default values 3–54. . . . . . . . . . . . .
Figure 3–15: SONET STS-3c and SDH Overhead default values 3–55. . .
Figure 3–16: SOURce:DATA:TELecom:ERRor, ALARm, and
FAILure subsystem 3–72. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–17: SOURce:DATA:TELecom:POINter subsystem 3–88. . . . . . .
Figure 3–18: SOURce:DATA:TELecom:PAYLoad:CUSTom
subsystem 3–116. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–19: SONET STS-1 custom payload 3–117. . . . . . . . . . . . . . . . . . . .
Figure 3–20: SONET STS-3c and SDH custom payload 3–118. . . . . . . . . . .
Figure 3–21: SOURce:DATA:TELecom:TRIButary subsystem 3–129. . . .
Figure 3–22: SOURce:DATA:TELecom:TRIButary:ERRor,
ALARm, FAILure subsystem 3–148. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–23: SOURce:DATA:TELecom:TRIButary:POINTer
subsystem 3–155. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–24: INPUT1 subsystem 3–182. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–25: INPUT2 subsystem 3–193. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–26: INPUT3 subsystem 3–198. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–27: SENSe:DATA:TELecom subsystem 3–203. . . . . . . . . . . . . . . .
Figure 3–28: SENSe:DATA:TELecom:TEST subsystem 3–218. . . . . . . . . .
Figure 3–29: SENSe:DATA:TELecom:OVERhead and POVerhead
subsystem 3–225. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–30: SENSe:DATA:TELecom:MEASure:ANALysis
subsystem (SONET) 3–234. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–31: SENSe:DATA:TELecom:MEASure:ANALysis
subsystem (SDH) 3–235. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Figure 3–32: SENSe:DATA:TELecom:MEASure:ERRor subsystem 3–236