Tektronix SDA601 User manual

Service Manual
SDA601
Serial Digital Analyzer
070-8914-04
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 all safety summaries prior to
performing service.
www.tektronix.com

Copyright ©Tektronix, Inc. All rights reserved. Licensed software products are owned by Tektronix or its subsidiaries or
suppliers, and are protected by national copyright laws and international treaty provisions.
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.
TEKTRONIX and TEK are registered trademarks of Tektronix, Inc.
Contacting Tektronix
Tektronix, Inc.
14200 SW Karl Braun Drive
P.O. Box 500
Beaverton, OR 97077
USA
For product information, sales, service, and technical support:
HIn North America, call 1-800-833-9200.
HWorldwide, visit www.tektronix.com to find contacts in your area.

Warranty 2
Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one (1) year
from the date of shipment. If any such 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. Parts, modules and replacement products used by Tektronix for warranty work may be new or
reconditioned to like new performance. All replaced parts, modules and products become the property of Tektronix.
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 WITH RESPECT TO THE PRODUCT 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.

SDA 601 Serial Digital Analyzer i
Table of Contents
General Safety Summary vii...................................
Service Safety Summary ix....................................
Specifications
Introduction 1--1.....................................................
Reference Documentation 1--1..........................................
Performance Conditions 1--1...........................................
Specification Tables 1--2..............................................
Certifications and Compliances 1--4.....................................
Operating Information
Getting Started 2--1..................................................
Supplying Power 2--1.................................................
Connecting the SDA601 2--3...........................................
SERIAL INPUT 2--4..............................................
AUX Output 2--4.................................................
RS-232 Interface 2--4.............................................
Keypad and Display Conventions 2--8....................................
The On-Screen Display (OSD) 2--9......................................
Preliminary Settings 2--10..............................................
Set the Date and Time 2--10.........................................
Set the Battery Type 2--11...........................................
Enable (Disable) Auto Power Off 2--11................................
Disable (Enable) Timed LCD Backlight Turn Off 2--12....................
Performance Verification 2--12..........................................
Using Your SDA601 2--12..............................................
Analyzing a Signal 2--13............................................
Watching a Signal 2--15............................................
Alarms 2--19.....................................................
LCD Display Modes 2--20..........................................
AUX Output Modes 2--23...........................................
Saving and Recalling Presets 2--25....................................
Software Reset 2--26...............................................
Performance Verification
Required Test Equipment 3--1..........................................
Performance Verification Checklist 3--3..................................
Performance Verification Procedures 3--4.................................
Preparation 3--4..................................................
Procedures 3--6..................................................
Adjustment Procedures
Required Test Equipment 4--1..........................................
Adjustment Procedures 4--2............................................

Table of Contents
ii SDA 601 Serial Digital Analyzer
Adjust SLM (Signal Level Meter) 4--2................................
Adjust the Deserializer VCO (“Serial Pot”) 4--4.........................
Set the Date and Time 4--7.........................................
Maintenance
Maintenance 5--1..............................................
Battery Hints 5--1....................................................
Preventive Maintenance 5--1...........................................
Cleaning 5--1....................................................
Static-Sensitive Components 5--2....................................
Troubleshooting Aids 5--3.............................................
Foldout Pages 5--3................................................
Diagrams 5--3...................................................
Circuit Board Illustrations 5--3......................................
Numbering 5--3..................................................
Self-Diagnostics 5--4..............................................
Corrective Maintenance 5--9...........................................
Obtaining Replacement Parts 5--9....................................
Torque Specification 5--9..........................................
Replacing Assemblies 5--10.........................................
Replaceable Electrical Parts
Replaceable Electrical Parts 6--1.................................
Parts Ordering Information 6--1.........................................
Using the Replaceable Electrical Parts List 6--1............................
Abbreviations 6--1................................................
List of Assemblies 6--2............................................
Column Descriptions 6--2..............................................
Replaceable Electrical Parts 6--4........................................
Diagrams
Diagrams and Circuit Board Illustrations 7--1.....................
Block Diagrams 7--1.................................................
Circuit Board Illustrations 7--3..........................................
Replaceable Mechanical Parts
Replaceable Mechanical Parts 8--1...............................
Parts Ordering Information 8--1.........................................
Using the Replaceable Mechanical Parts List 8--1...........................
Abbreviations 8--1................................................
Chassis Parts 8--2................................................
Column Descriptions 8--2..............................................
Replaceable Mechanical Parts 8--3.......................................
Index

Table of Contents
SDA 601 Serial Digital Analyzer iii
List of Figures
Figure 2--1: Opening the Battery Compartment 2--2.................
Figure 2--2: Connecting the SDA601 2--3..........................
Figure 2--3: Connecting to a DTE Device with a DB25 Serial Port 2--5..
Figure 2--4: Connecting to a DCE Device with a DB25 Serial Port 2--6.
Figure 2--5: A Printed Analysis Report 2--7........................
Figure 2--6: The Default “Watching” OSD 2--9.....................
Figure 2--7: The Initial SDA601 Utility Menu Display 2--10............
Figure 2--8: The Set Time Display 2--10............................
Figure 2--9: Front and side views 2--13.............................
Figure 2--10: The Analyze OSD 2--14..............................
Figure 2--11: The Initial SDA601 Utility Menu Display 2--16...........
Figure 2--12: The SDA601 “Watching” Display 2--17.................
Figure 2--13: Watch Errors Reported on the OSD 2--18...............
Figure 2--14: The Display Mode Selection Keys 2--21.................
Figure 2--15: The SDA601 Signal Level Display 2--21.................
Figure 2--16: The Cursor Data Display 2--22........................
Figure 2--17: The SDA601 Time Display 2--23.......................
Figure 2--18: The First Review Display 2--23........................
Figure 3--1: An Equipment Setup for Performance Verification 3--4...
Figure 3--2: AUX Output Containing the On-Screen Display (OSD) 3--5
Figure 3--3: The Initial SDA601 Utility Menu Display 3--6............
Figure 3--4: The TSG601 Display Indicating Normal CRCs 3--7.......
Figure 3--5: The Analyze OSD 3--8...............................
Figure 3--6: The TSG601 Display Indicating an Erroneous FFCRC 3--9
Figure 3--7: The TSG601 Display Indicating an Erroneous APCRC 3--9
Figure 3--8: The TSG601 Display Indicating a Zero APCRC 3--10......
Figure 3--9: The SDA601 Cursor Display 3--11......................
Figure 3--10: The First Watch Menu Display 3--12...................
Figure 3--11: The I/O Menu/Highlighting Item Display 3--12...........
Figure 3--12: Page Five of the Watching OSD 3--15...................
Figure 3--13: SDA601-to-PC Cable Connections 3--16................
Figure 3--14: Initial Return Loss Setup 3--17........................
Figure 4--1: A Setup for SLM Adjustment 4--2.....................
Figure 4--2: The First SLM Calibration Display 4--3.................

Table of Contents
iv SDA 601 Serial Digital Analyzer
Figure 4--3: A Setup for Adjusting the De-serializer VCO 4--5........
Figure 4--4: The “Adj Serial Pot” Menu Item 4--5...................
Figure 4--5: The VCO Lock Error Indicator 4--6....................
Figure 4--6: The “Set Time” Display 4--7..........................
Figure 5--1: Numeric SLM Data 5--7..............................
Figure 5--2: The SDA Number Keys 5--7...........................
Figure 5--3: Exploded View of the SDA601 5--10.....................

Table of Contents
SDA 601 Serial Digital Analyzer v
List of Tables
Table 1--1: Serial Digital Video Input 1--2.........................
Table 1--2: Signal Level Meter 1--2...............................
Table 1--3: AUX Output 1--2.....................................
Table 1--4: Power Supply 1--2...................................
Table 1--5: Physical Characteristics 1--3...........................
Table 1--6: Environmental Characteristics 1--3.....................
Table 2--1: RS-232 Connector Pin Assignments 2--5.................
Table 3--1: Required Test Equipment 3--1.........................
Table 3--2: Initial Settings for the Video Measurement Set 3--5.......
Table 4--1: Required Test Equipment 4--1.........................