User manual TEKTRONIX 1750

User Manual 1740A/1750A Series Waveform/Vector Monitor 070-8470-06 This document supports firmware version 2.2 and above. www.tektronix.com Copyright © Tektronix, Inc. All rights reserved. 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, Inc., P.O. Box 500, Beaverton, OR 97077 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 three (3) years 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. 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. To Avoid Fire or Personal Injury 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. 1740A/1750A Series Waveform/Vector Monitor User Manual i General Safety Summary The common terminal is at ground potential. Do not connect the common terminal to elevated voltages. Do Not Operate Without Covers. Do not operate this product with covers or panels removed. Use Proper Fuse. Use only the fuse type and rating specified for this product. Avoid Exposed Circuitry. Do not touch exposed connections and components when power is present. Do Not Operate With Suspected Failures. If you suspect there is damage to this product, have it inspected by qualified service personnel. Do Not Operate in Wet/Damp Conditions. Do Not Operate in an Explosive Atmosphere. Keep Product Surfaces Clean and Dry. Provide Proper Ventilation. Refer to the manual's installation instructions for details on installing the product so it has proper ventilation. Safety Terms and Symbols Terms in This Manual. These terms may appear in this manual: WARNING. Warning statements identify conditions or practices that could result in injury or loss of life. ii 1740A/1750A Series Waveform/Vector Monitor User Manual General Safety Summary CAUTION. Caution statements identify conditions or practices that could result in damage to this product or other property. Terms on the Product. These terms may appear on the product: DANGER indicates an injury hazard immediately accessible as you read the marking. WARNING indicates an injury hazard not immediately accessible as you read the marking. CAUTION indicates a hazard to property including the product. Symbols on the Product. These symbols may appear on the product: CAUTION Refer to Manual WARNING High Voltage Double Insulated Protective Ground (Earth) Terminal Not suitable for connection to the public telecommunications network 1740A/1750A Series Waveform/Vector Monitor User Manual iii General Safety Summary iv 1740A/1750A Series Waveform/Vector Monitor User Manual TABLE OF CONTENTS Introduction Product Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Cord Options . . . . . . . . . . . . . . . . . . . . . . . CRT Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Standard Accessories . . . . . . . . . . . . . . . . . . . . . Optional Accessories . . . . . . . . . . . . . . . . . . . . . . Field Upgrade Kits . . . . . . . . . . . . . . . . . . . . . . . . Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Repackaging for Shipment . . . . . . . . . . . . . . Electrical Installation . . . . . . . . . . . . . . . . . . . . . . . Mains Frequency and Voltage Range . . . . . Remote Connector . . . . . . . . . . . . . . . . . . . . . RS232 Connector . . . . . . . . . . . . . . . . . . . . . . . Mechanical Installation . . . . . . . . . . . . . . . . . . . . Cabinets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Custom Installation . . . . . . . . . . . . . . . . . . . . . Rackmounting . . . . . . . . . . . . . . . . . . . . . . . . . At A Glance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Front-Panel Controls . . . . . . . . . . . . . . . . . . . . . . Rear-Panel Connectors . . . . . . . . . . . . . . . . . . . . 1-1 1-2 1-5 1-5 1-6 1-7 1-7 1-7 1-8 1-9 1-9 1-10 1-11 1-11 1-11 1-12 1-12 1-12 1-13 2-1 2-1 2-8 Instrument Configuration . . . . . . . . . . . . . . . . . . . . . . . . 1-15 Operator's Checkout Procedure . . . . . . . . . . . . . . . . . . 2-12 Required Equipment . . . . . . . . . . . . . . . . . . . . 2-12 Initial Equipment Connections . . . . . . . . . . . . 2-12 Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13 Operation Basics Functional Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 1740A/1750A Series Waveform/Vector Monitor User Manual v Table of Contents Display Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . Vector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Audio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Picture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Time Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Multiple . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Displaying a Signal . . . . . . . . . . . . . . . . . . . . . . . . Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Using the Menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . General Menu Information . . . . . . . . . . . . . . . . . Multi-Use Bezel Controls and Buttons . . . . . Moving Between Menus . . . . . . . . . . . . . . . . . Clear Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . Exiting a Menu Function . . . . . . . . . . . . . . . . . Filter Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cursor Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Waveform Cursor Control . . . . . . . . . . . . . . . . Vector + Waveform (Multiple) . . . . . . . . . . . . Using the Cursors . . . . . . . . . . . . . . . . . . . . . . . . . Line Select Menu . . . . . . . . . . . . . . . . . . . . . . . . . Preset Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Configure Menu . . . . . . . . . . . . . . . . . . . . . . . . . . INPUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VECTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FORMAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . STANDARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . OFFSET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CALIBRATE . . . . . . . . . . . . . . . . . . . . . . . . . . . . REMOTE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . REFERENCE (Dual Standard Only) . . . . . . . Gain Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CRT Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 3-1 3-1 3-2 3-2 3-2 3-3 3-3 3-3 3-3 3-5 3-5 3-5 3-5 3-6 3-6 3-7 3-8 3-9 3-11 3-11 3-14 3-16 3-18 3-18 3-18 3-19 3-20 3-21 3-21 3-23 3-23 3-24 3-24 Remote Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-25 Using Presets through the Remote . . . . . . . 3-25 vi 1740A/1750A Series Waveform/Vector Monitor User Manual Table of Contents Making Measurements Basic Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . Waveform Graticule . . . . . . . . . . . . . . . . . . . . . . . Horizontal Scale . . . . . . . . . . . . . . . . . . . . . . . . NTSC Vertical Scales . . . . . . . . . . . . . . . . . . . . PAL Vertical Scale . . . . . . . . . . . . . . . . . . . . . . Dual-Standard Vertical Scale . . . . . . . . . . . . . Making Waveform Measurements . . . . . . . . . . . Horizontal Sync Amplitude . . . . . . . . . . . . . . . Peak White . . . . . . . . . . . . . . . . . . . . . . . . . . . . K-Factor Measurements . . . . . . . . . . . . . . . . . Vector Graticule . . . . . . . . . . . . . . . . . . . . . . . . . . . Making Vector Measurements . . . . . . . . . . . . . . Chroma Bandwidth . . . . . . . . . . . . . . . . . . . . . Differential Phase and Gain . . . . . . . . . . . . . . Making SC/H Phase Measurements . . . . . . . . NTSC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SC/H R---Y . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Making Audio Measurements . . . . . . . . . . . . . . . Time Code Display . . . . . . . . . . . . . . . . . . . . . . . . Adjusting Instrument Gain . . . . . . . . . . . . . . . . . 4-1 4-1 4-1 4-2 4-3 4-4 4-5 4-5 4-5 4-5 4-7 4-9 4-9 4-9 4-10 4-10 4-12 4-12 4-15 4-16 4-17 Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17 1740A/1750A Series Waveform/Vector Monitor User Manual vii Table of Contents Appendices Appendix A Performance Specifications . . . . . . . . . . . . . . . . . . . . . . A-1 Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1 Electrical Specifications . . . . . . . . . . . . . . . . . A-2 Certifications and compliances . . . . . . . . . . . A-13 Appendix B Remote Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Remote Connector Converter . . . . . . . . . . . . . . . Appendix C User Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cleaning or Replacing the Fan Filter . . . . . . . . . Fuse Replacement . . . . . . . . . . . . . . . . . . . . . . . . Graticule Light Replacement . . . . . . . . . . . . . . . Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replacing the CRT Filter . . . . . . . . . . . . . . . . . . . Appendix D Software Version . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1 B-4 C-1 C-1 C-1 C-2 C-4 C-5 D-1 G-1 I-1 viii 1740A/1750A Series Waveform/Vector Monitor User Manual Table of Contents LIST OF FIGURES Figure 2-1. Figure 2-2. Figure 2-3. Figure 2-4. Figure 2-5. Figure 2-6. Figure 2-7. Figure 2-8. Figure 2-9. Figure 2-10. Figure 2-11. Figure 2-12. Figure 2-13. Figure 2-14. Figure 2-15. Figure 2-16. Figure 2-17. Figure 2-18. Figure 3-1. Figure 3-2. Figure 3-3. Figure 3-4. Figure 3-5. Figure 3-6. Figure 4-1. Figure 4-2. Figure 4-3. Figure 4-4. Figure 4-5. Figure 4-6. Figure 4-7. Figure 4-8. Figure 4-9. Figure 4-10. Figure 4-11. Multi-Use Bezel Controls and Buttons. . . . . . . . . 1740A Front Panel. . . . . . . . . . . . . . . . . . . . . . . 1750A Front Panel. . . . . . . . . . . . . . . . . . . . . . . 1740A/ 1750A-- Series Rear Panel. . . . . . . . . . . . Equipment hook-up for Operator's Checkout Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . Calibrator display. . . . . . . . . . . . . . . . . . . . . . . . Two-Line LUM filter display of color bar signal. . . Two-Line CHROM filter display of color bar signal. Two-Line DIFF filter display. . . . . . . . . . . . . . . . . Two-Line R-- Y display of color bar signal. . . . . . . SC/H R-- Y display (NTSC). . . . . . . . . . . . . . . . . SC/H R-- Y display (PAL). . . . . . . . . . . . . . . . . . . Line Select display in 2 FIELD sweep. . . . . . . . . Vectorscope color bar display. . . . . . . . . . . . . . . Picture mode display of color bar signal. . . . . . . . Audio display with phase error. . . . . . . . . . . . . . . NTSC SC/H display. . . . . . . . . . . . . . . . . . . . . . PAL SC/H display. . . . . . . . . . . . . . . . . . . . . . . . The CRT menu. . . . . . . . . . . . . . . . . . . . . . . . . The VECTOR CURSOR menu. . . . . . . . . . . . . . The WAVEFORM CURSOR menu. . . . . . . . . . . . The VECTOR+WFM CURSOR menu. . . . . . . . . The PRESET menu display. . . . . . . . . . . . . . . . . The CONFIGURE menu display. . . . . . . . . . . . . NTSC waveform/vector graticule. . . . . . . . . . . . . PAL waveform/vector graticule. . . . . . . . . . . . . . Dual Standard waveform/vector graticule. . . . . . . Vector targets. . . . . . . . . . . . . . . . . . . . . . . . . . Differential Gain and Phase Measurements. . . . . NTSC dual-dot SC/H display. . . . . . . . . . . . . . . . NTSC single-dot SC/H display. . . . . . . . . . . . . . . PAL SC/H display. . . . . . . . . . . . . . . . . . . . . . . . Two-Line SC/H R-- Y display (NTSC). . . . . . . . . . Two-Field SC/H R-- Y display (NTSC). . . . . . . . . . Two-Field SC/H R-- Y display (NTSC), showing approximate 10° phase error. . . . . . . . . . . . . . . . 2-2 2-3 2-4 2-10 2-12 2-14 2-17 2-17 2-18 2-19 2-19 2-20 2-21 2-22 2-22 2-23 2-24 2-24 3-6 3-8 3-10 3-10 3-16 3-19 4-2 4-3 4-4 4-8 4-9 4-11 4-11 4-12 4-13 4-13 4-14 1740A/1750A Series Waveform/Vector Monitor User Manual ix Table of Contents Figure 4-12. Two-Field SC/H R-- Y display (PAL). . . . . . . . . . . Figure 4-13. Audio displays. . . . . . . . . . . . . . . . . . . . . . . . . . Figure B-1. Rear panel REMOTE connector. . . . . . . . . . . . . Figure B-2. REMOTE adapter. . . . . . . . . . . . . . . . . . . . . . . . Figure B-3. Rear panel RS232 connector. . . . . . . . . . . . . . . . Figure C-1. Graticule light replacement. . . . . . . . . . . . . . . . . 4-14 4-15 B-1 B-4 B-5 C-3 x 1740A/1750A Series Waveform/Vector Monitor User Manual Preface This user manual is one of a set of two manuals that document the Tektronix 1740A/1750A-Series Waveform/Vector monitors. To purchase a service manual, please refer to "Contacting Tektronix" on Page xiv for address and phone number information. User Manual Instrument controls and readouts appear in ALL CAPITALS. Topics covered in the user manual are as follows: Introduction Getting Started Operation Basics Making Measurements Appendix A provides instrument specifications, both electrical and mechanical. Appendix B describes remote control interfaces. Appendix C covers routine service procedures, such as replacing fuses and graticule light bulbs. The appendixes are followed by a glossary of specialized terms and an index. 1740A/1750A Series Waveform/Vector Monitor User Manual xi Preface Service Manual Topics covered in the service manual are as follows: Specifications Operating Information Theory of Operation Performance Verification Adjustment Procedures Maintenance Options Electrical Parts List Diagrams Mechanical Parts List xii 1740A/1750A Series Waveform/Vector Monitor User Manual Preface 1750A Waveform / Vector Monitor. 1740A/1750A Series Waveform/Vector Monitor User Manual xiii Preface Contacting Tektronix Phone Address 1-800-833-9200* Tektronix, Inc. Department or name (if known) 14200 SW Karl Braun Drive P.O. Box 500 Beaverton, OR 97077 USA www.tektronix.com 1-800-833-9200, select option 1* Web site Sales support Service support Technical support 1-800-833-9200, select option 2* Email: techsupport@tektronix.com 1-800-833-9200, select option 3* 6:00 a.m. - 5:00 p.m. Pacific time * This phone number is toll free in North America. After office hours, please leave a voice mail message. Outside North America, contact a Tektronix sales office or distributor; see the Tektronix web site for a list of offices. xiv 1740A/1750A Series Waveform/Vector Monitor User Manual Introduction