Tektronix AWG520, AWG510

Adjustment Procedures

AWG510 & AWG520 Service Manual 5-11

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Figure 5-6: Adjustmentlocation for clock duty, timing, and linearity

Contents

Main Page Page Page Table of Contents Specifications Operating Information Theory of Operation Performance Verification Adjustment Procedures Maintenance Options Electrical Parts List Page List of Figures Page Page Page List of Tables Page Page General Safety Summary To AvoidFire or Personal Injury Symbols and Terms Service Safety Summary Page Preface Manual Structure Manual Conventions Finding Other Information Modules Safety Introduction Performance Check Interval Strategy for Servicing Tektronix Service Offerings Warranty Repair Service Self Service Introduction AWG510 & AWG520 Service Manual xix Contacting Tektronix Page Product Overview Page Specifications Performance Conditions 1-4 AWG510 & AWG520 Service Manual Electrical Specification Table1-2: Operation modes Table1-3: Arbitrary waveforms AWG510 & AWG520 Service Manual 1-5 Table1-4: Clock generator Table1-5: Internal trigger generator Table1-6: Main output 1-6 AWG510 & AWG520 Service Manual Table1-6: Main output (Cont.) AWG510 & AWG520 Service Manual 1-7 Table1-6: Main output (Cont.) Table1-7: Filter 1-8 AWG510 & AWG520 Service Manual Table1-8: Auxiliary outputs Page 1-10 AWG510 & AWG520 Service Manual Table1-11: Period JItter (CLOCK OUT) Table1-12: Cycleto CycleJItter (CLOCK OUT) Table1-13: Digitaldata out(option 03) AWG510 & AWG520 Service Manual 1-11 Table1-13: Digital data out (option 03) (Cont.) Table1-14: Auxiliary inputs 1-12 AWG510 & AWG520 Service Manual Table1-14: Auxiliary inputs (Cont.) AWG510 & AWG520 Service Manual 1-13 Table1-15: Funcion Generator(FG) DC Level Page Mechanical Specification 1-16 AWG510 & AWG520 Service Manual Environmental Specification Table1-21: Installation requirement Table1-22: Environmental AWG510 & AWG520 Service Manual 1-17 Certification and Compliances 1-18 AWG510 & AWG520 Service Manual Table1-23: Certifications and compliances (Cont.) AWG510 & AWG520 Service Manual 1-19 Figure 1-2: Signal timing Page Page Page Preparation for Use Supplying Operating Power Power Cord Information Operating Voltage Memory Backup Power Operating Environment Operating Temperature Ventilation Requirements Applying and Interrupting Power Power On Power Off Repackaging Instructions Installed Options Basic Operations Menu Operations Menu Elements Page Page Numeric Input The General Purpose Knob The Numeric Keypad Text Input Page Shortcut Controls File Management Locating Files Copying Files Renaming Files Deleting Files Read Only Attribute Saving Files Page Theory of Operation Module Overview Clock and Trigger (A40, Clock Board) Waveform Generation (A50, AWG Board) Waveform Memory (A60, Memory Board) Page Page Page Performance Verification Conventions Page Self Tests Diagnostics Page Calibration Page AWG510 & AWG520 Service Manual 4-7 Table4-1: Diagnostic categories and error codes 4-8 AWG510 & AWG520 Service Manual Table4-1: Diagnostic categories and error codes (Cont.) AWG510 & AWG520 Service Manual 4-9 Table4-1: Diagnostic categories and error codes (Cont.) Finding Faulty Modules Page Performance Tests Prerequisites Related Information Equipment Required 4-14 AWG510 & AWG520 Service Manual Table4-5: Test equipments (cont.) Loading Files Performance Check/Adjustment Files AWG510 & AWG520 Service Manual 4-17 Table4-6: Waveforms and sequences in performance check disk (Cont.) Page AWG510 & AWG520 Service Manual 4-19 AWG510 & AWG520Test Record (Page 1 of 4) 4-20 AWG510 & AWG520 Service Manual AWG510 & AWG520Test Record (Page 2 of 4) AWG510 & AWG520 Service Manual 4-21 AWG510 & AWG520Test Record (Page 3 of 4) AWG510 & AWG520Test Record (Page 4 of 4) Operating Mode Tests Check Cont Mode Check Triggered Mode AWG510 & AWG520 Service Manual 4-25 Figure 4-6: Triggeredmode initial test hookup c. Set the oscilloscope controls: d. Set the function generator (AFG310) controls: Page Check Gated Mode Page Page Clock Frequency Tests Page Amplitude and Offset Accuracy Tests (Normal Out) Check Amplitude Accuracy Page Check Offset Accuracy Page Amplitude, Offset Accuracy and Rise Time Tests (Direct DA Out) Check Amplitude and DC Offset Page Check Pulse Rise Time Page Pulse Response Tests Page Page Sine Wave Tests Page Internal Trigger Tests Page Trigger Input Tests Page Page Page Page Event Input and Enhanced Mode Tests Check Event Input with Strobe Off Page Page Page Page Check Strobe Input Page 10 MHz Reference Input Tests Page External Clock Input Tests Page Add Input Tests Page Marker Output Tests Page Page Page Marker Delay Tests Page Page Digital Data Output Tests (Option 03 Only) Check Output Levels Page Check Skew Page Clock Output Tests Page Noise Output Tests Page Page Adjustment Procedures Purpose Adjustment Interval Adjustment After Repair Adjustments Requirements for Adjustments Equipment Required Before Adjustments Providing Access Cooling Enabling Service Mode Performance Check/Adjustment Files Adjustment Instructions Clock Frequency Page Clock Duty Page Page DAC Clock Timing Page Page DAC Linearity Page Page Noise Output Page LowVoltage Power Supply Maintenance Related Maintenance Procedures Preparation Preventing ESD Susceptibility to ESD Inspection and Cleaning General Care Inspection and Cleaning Procedures Page Page Page Page Removal and Installation Procedures Preparation Please Read List of Modules General Instructions Summary of Procedures Page Page AWG510 & AWG520 Service Manual 6-13 Figure 6-2: External modules Page Page Access Procedure Procedures for External Modules FrontPanel Knobs Line Fuse and Line Cord EMI Gaskets Cabinet Page Page Trim Ring, Menu Buttons, and Output Panel A20 FrontPanel Assembly Page Page DisplayFrame Assembly Cabinet Modules Page Page Procedures for OuterChassis Modules Fan Floppy Disk PS100 Low Voltage Power Supply Page A10/A11 Connector Board A60 Memory Board Page A75 Noise Generator Board A71 AWG510)/ A72 (AWG520) Output Board Page A40 Clock Board A50 AWG Board Page Rear Chassis Page Procedures for InnerChassis Modules CPU Unit Page Page Page Page Page Display Assembly and Supply Fuse Page Page Front Subpanel Page Troubleshooting Diagnostics 6-56 AWG510 & AWG520 Service Manual Figure 6-27: Primary troubleshootingprocedure AWG510 & AWG520 Service Manual 6-57 Figure 6-28: Troubleshootingprocedure 1 Power Supply module 6-58 AWG510 & AWG520 Service Manual Figure 6-29: Power Supply connectors AWG510 & AWG520 Service Manual 6-59 Figure 6-30: Troubleshooting procedure2 CPU orFront Panelmodule Page AWG510 & AWG520 Service Manual 6-61 Figure 6-32: Troubleshootingprocedure 3 Monitor module Page Page 6-64 AWG510 & AWG520 Service Manual Figure 6-37: Troubleshooting procedure 4 Module isolation AWG510 & AWG520 Service Manual 6-65 Messages and Codes Table 65 lists instrument error codes and their meaning. Table6-5: Device errors 6-66 AWG510 & AWG520 Service Manual AWG510 & AWG520 Service Manual 6-67 6-68 AWG510 & AWG520 Service Manual AWG510 & AWG520 Service Manual 7-1 Options and Accessories Options Tektronix will ship the options shown in Table 71: Table7-1: Options Options 7-2 AWG510 & AWG520 Service Manual Table7-1: Options (cont.) Standard Accessories Optional Accessories Page Page Page Page Page 9-3 AWG510 & AWG520 Service Manual A40 Figure 9-1: Block diagram A30 A90 Page 9-5 AWG510 & AWG520 Service Manual A50 Figure 9-2: Interconnections A10/A11 A40 Page Replaceable Mechanical Parts Parts Ordering Information 6707918XX 670791803 Part Number Revision Level Using the Replaceable Parts List Module Servicing Abbreviations Mfr. Code to Manufacturer Cross Index AWG510 & AWG520 Service Manual 10-3 Manufacturers Cross Index Mfr. Code Manufacturer Address City,State, Zip Code 10-4 AWG510 & AWG520 Service Manual Replaceable Parts List Page 10-6 AWG510 & AWG520 Service Manual Replaceable Parts List Page 10-8 AWG510 & AWG520 Service Manual Replaceable Parts List AWG510 & AWG520 Service Manual 10-9 Figure 10-3: Outer chassis modules 10-10 AWG510 & AWG520 Service Manual Replaceable Parts List AWG510 & AWG520 Service Manual 10-11 Figure 10-4: Circuit boards 10-12 AWG510 & AWG520 Service Manual Replaceable Parts List 1 These modules are calibrated and initialized before shipment. Page 10-14 AWG510 & AWG520 Service Manual Replaceable Parts List AWG510 & AWG520 Service Manual 10-15 Figure 10-6: Chassis 10-16 AWG510 & AWG520 Service Manual Replaceable Parts List Page 10-18 AWG510 & AWG520 Service Manual Replaceable Parts List Page 10-20 AWG510 & AWG520 Service Manual Replaceable Parts List AWG510 & AWG520 Service Manual 10-21 Figure 10-9: Rack mount 10-22 AWG510 & AWG520 Service Manual Replaceable Parts List