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.........................

SDA 601 Serial Digital Analyzer vii
General Safety Summary
Review the following safety precautions to avoid injury and prevent damage to
this product or any products connected to it.
To avoid potential hazards, use this product only as specified.
Only qualified personnel should perform service procedures.
Use Proper Power Cord. Use only the power cord specified for this product and
certified for the country of use.
Connect and Disconnect Properly. Do not connect or disconnect probes or test
leads while they are connected to a voltage source.
Ground the Product. This product is grounded through the grounding conductor
of the power cord. To avoid electric shock, the grounding conductor must be
connected to earth ground. Before making connections to the input or output
terminals of the product, ensure that the product is properly grounded.
Observe All Terminal Ratings. To avoid fire or shock hazard, observe all ratings
and markings on the product. Consult the product manual for further ratings
information before making connections to the product.
Do not apply a potential to any terminal, including the common terminal, that
exceeds the maximum rating of that terminal.
Power Disconnect. The power cord disconnects the product from the power
source. Do not block the power cord; it must remain accessible to the user at all
times.
Do Not Operate Without Covers. Do not operate this product with covers or panels
removed.
Do Not Operate With Suspected Failures. If you suspect there is damage to this
product, have it inspected by qualified service personnel.
Avoid Exposed Circuitry. Do not touch exposed connections and components
when power is present.
Replace Batteries Properly. Replace batteries only with the specified type and
rating.
Recharge Batteries Properly. Recharge batteries for the recommended charge
cycle only.
Use Proper AC Adapter. Use only the AC adapter specified for this product.
Use Proper Fuse. Use only the fuse type and rating specified for this product.
Do Not Operate in Wet/Damp Conditions.
ToAvoidFireor
Personal Injury

General Safety Summary
viii SDA 601 Serial Digital Analyzer
Do Not Operate in an Explosive Atmosphere.
Keep Product Surfaces Clean and Dry.
These terms may appear in this manual:
WARNING. Warning statements identify conditions or practices that could result
in injury or loss of life.
CAUTION. Caution statements identify conditions or practices that could result in
damage to this product or other property.
These terms may appear on the product:
HDANGER indicates an injury hazard immediately accessible as you read the
marking.
HWARNING indicates an injury hazard not immediately accessible as you
read the marking.
HCAUTION indicates a hazard to property including the product.
The following symbols may appear on the product:
CAUTION
Refer to Manual
Terms in this Manual
Symbols and Terms

SDA 601 Serial Digital Analyzer ix
Service Safety Summary
Only qualified personnel should perform service procedures. Read this Service
Safety Summary and the General Safety Summary before performing any service
procedures.
Do Not Service Alone. Do not perform internal service or adjustments of this
product unless another person capable of rendering first aid and resuscitation is
present.
Disconnect Power. To avoid electric shock, switch off the instrument power, then
disconnect the power cord from the mains power.
Use Care When Servicing With Power On. Dangerous voltages or currents may
exist in this product. Disconnect power, remove battery (if applicable), and
disconnect test leads before removing protective panels, soldering, or replacing
components.
To avoid electric shock, do not touch exposed connections.

xSDA 601 Serial Digital Analyzer
Environmental Considerations
This section provides information about the environmental impact of the
product.
Observe the following guidelines when recycling an instrument or component:
Equipment Recycling. Production of this equipment required the extraction and
use of natural resources. The equipment may contain substances that could be
harmful to the environment or human health if improperly handled at the
product’s end of life. In order to avoid release of such substances into the
environment and to reduce the use of natural resources, we encourage you to
recycle this product in an appropriate system that will ensure that most of the
materials are reused or recycled appropriately.
The symbol shown to the left indicates that this product
complies with the European Union’s requirements
according to Directive 2002/96/EC on waste electrical and
electronic equipment (WEEE). For information about
recycling options, check the Support/Service section of the
Tektronix Web site (www.tektronix.com).
Battery Recycling. This product may contain a Nickel Cadmium (NiCd)
rechargeable battery, which must be recycled or disposed of properly. Please
properly dispose of or recycle the battery according to local government
regulations.
This product has been classified as Monitoring and Control equipment, and is
outside the scope of the 2002/95/EC RoHS Directive. This product is known to
contain lead, cadmium, mercury, and hexavalent chromium.
Product End-of-Life
Handling
Restriction of Hazardous
Substances

Specifications

SDA 601 Serial Digital Analyzer 1--1
Specifications
Introduction
The material in this section is organized into two main groupings: the specifica-
tion tables and the supporting figures. The specification tables include:
HGeneral input and output signal characteristics and specifications
HPhysical and environmental specifications
The supporting figures (waveform diagrams and related data) follow the
specification tables.
Reference Documentation
The following documents were used as references in the preparation of these
specifications:
Recommendations and Reports of the CCIR, 1978; Transmission of Sound
Broadcasting and Television Signals Over Long Distances (CMTT).
IEEE Standard Dictionary of Electrical Terms, Second Edition (1977)
IEEE Standard 100--1977.
IEC 60B (Secretariat) 170, “Helical-scan digital composite cassette recording
system using 19 mm magnetic tape (Format D--2) (NTSC, PAL, PAL-M).”
ANSI/ISA S82 — Safety Standard for Electrical and Electronic Test,
Measuring, controlling, and Related Equipment.
CAN/CSA C22.2 No. 1010.1-92 — Safety Requirements for Electrical
Equipment for Measurement, control, and Labratory Use.
IEC1010-1 — Safety Requirements for Electrical Equipment for Measure-
ment, Control, and Laboratory Use (1990).
Performance Conditions
The Performance Requirements are valid if the instrument has been adjusted at
approximately 25°C, is being operated within environmental limits (see
Table 1--3), and has had a minimum warm-up of 20 minutes.

Specifications
1--2 SDA 601 Serial Digital Analyzer
Specification Tables
Table 1--1: Serial Digital Video Input
Characteristic Performance Requirements Supplemental Information
Format CCIR 601 Component 525/625, 10 bits data,
Scrambled NRZI; 270 Mb/s. Complies with SMPTE
259M and CCIR 656.
Input Impedance 75 Ω
Input Level 800 mV ±80 mV (peak-to-peak) at signal source
Return Loss ≥15dB 1 MHz to 270 MHz
Serial Receiver Equalization Range Proper operation with 800 mV launch
amplitude and up to 15 dB loss at
135 MHz using coaxial cable with 1?Ꭹf
loss characteristics.
Nominally 150 m of Belden 8281 coaxial cable;
typically up to 200 m.
Error detection protocols supported EDH (RP-165), ØAPCRC
Table 1--2: Signal Level Meter
Characteristic Information
Resolution 2 dB @ 135 MHz
Table 1--3: AUX Output
Characteristic Performance Requirements Supplemental Information
Output 5-bit output; monochrome signal
White Amplitude 700 mV ±10% Terminated into 75 Ω
Sync Amplitude 300 mV ±10% Terminated into 75 Ω
DC Offset ≤500 mV Terminated into 75 Ω
Quantization 22 mV
Impedance 75 Ωnominal
Return Loss ≥10 dB to 10 MHz
Table 1--4: Power Supply
Characteristic Performance Requirements Supplemental Information
DC Input Range 9to15Vdc ≥12 V required to charge optional battery pack
Supply Accuracy +5 V ±250 mV
Hum Typical: 25 mV
Noise ≤50 mV
Fuse 2 A slow blow, 32 V min

Specifications
SDA 601 Serial Digital Analyzer 1--3
Table 1--4: Power Supply (Cont.)
Supplemental InformationPerformance RequirementsCharacteristic
Power Limit
without adapter
with adapter
6W
7W
Power Consumption
Back light off
Back light on
Typical:
5.0 W
5.5 W
Table 1--5: Physical Characteristics
Characteristic Information
Height 5.6 cm (2.2 in)
Width 9.1 cm (3.6 in)
Depth 19.1 cm (7.5 in)
Net Weight
SDA 601
SDA 601 with battery pack
0.48 kg (1.06 lb)
0.68 kg (1.5 lb)
Shipping Weight (with AC adapter) 1.50 kg (3.31 lb)
Table 1--6: Environmental Characteristics
Characteristic Information
Temperature
Operating
Storage
0°Cto+35°C (32°Fto+95°F)
-- 3 0 °Cto+65°C(--22°F to +149°F)
Altitude
Operating
Storage
to 15,000 feet (4572 m); IEC 1010-1 compliance to 2000 m
to 50,000 feet (15420 m)
Equipment Type Test
Equipment Class Class III (as defined in IEC 1010-1, Annex H)
Installation Category Category II (as defined in IEC 1010-1, Annex J)
Note: Rated for indoor use only.
Pollution Degree Pollution Degree 2 (as defined in IEC 1010-1)
Transportation Meets the requirements of NTSB Test Procedure 1A, category II (24 inch drop)

Specifications
1--4 SDA 601 Serial Digital Analyzer
Certifications and Compliances
Meets intent of Directive 89/336/EEC for Electromagnetic Compatibility.
Compliance was demonstrated to the following specifications as listed in the
Official Journal of the European Communities:
EN 55103. Product family standard for audio, video, audio-visual and entertain-
ment lighting control apparatus for professional use.
HEnvironment E2 — commercial and light industrial
HPart 1 Emission
HEN 55022. Class B radiated and conducted emissions
HEN 55103--1 Annex A. Radiated magnetic field emissions
HEN 55103--1 Annex B. Inrush current
HPart 2 Immunity
HIEC 61000--4--2. Electrostatic discharge immunity
HIEC 61000--4--3. RF electromagnetic field immunity
HIEC 61000--4--4. Electrical fast transient / burst immunity
HIEC 61000--4--5. Power line surge immunity
HIEC 61000--4--6. Conducted RF Immunity
HIEC 61000--4--11. Voltage dips and interruptions immunity
HEN 55103--2 Annex A. Radiated magnetic field immunity
EN 61000--3--2. AC power line harmonic emissions
Complies with EMC provision of Radiocommunications Act per these stan-
dard(s):
HAS/NZS 2064.1/2. Industrial, Scientific, and Medical Equipment: 1992
Meets the intent of Directive 89/336/EEC for Electromagnetic Compatibility
when it is used with the product(s) stated in the specifications table. Refer to the
EMC specification published for the stated products. May not meet the intent of
the directive if used with other products.
EC Declaration of
Conformity -- EMC
Australia / New Zealand
Declaration of Conformity
-- E M C
EMC Compliance