Anritsu Company VectorStar ME7828A Maintenance Manual

Anritsu Company VectorStar ME7828A Maintenance Manual

Broadband and millimeter-wave vector network analyzer system 70 khz to 110 ghz
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  • Page 1 T h e t e s t & me a s u r e me n t e q u i p me n t y o u n e e d a t t h e p r i c e y o u w a n t . A l l t e s t I n s t r u me n t s , I n c .
  • Page 2 Maintenance Manual ® VectorStar ME7828A Broadband and Millimeter-Wave Vector Network Analyzer System 70 kHz to 110 GHz Anritsu Company Part Number: 10410-00304 490 Jarvis Drive Revision: A Morgan Hill, CA 95037-2809 Published: February 2012 Copyright 2012 Anritsu Company...
  • Page 4 This product and its manuals may require an Export License or approval by the government of the product country of origin for re-export from your country. Before you export this product or any of its manuals, please contact Anritsu Company to confirm whether or not these items are export-controlled.
  • Page 5 European Parliament and Council Directive 2002/96/EC Chinese RoHS Compliance Statement...
  • Page 6 Safety Symbols To prevent the risk of personal injury or loss related to equipment malfunction, Anritsu Company uses the following symbols to indicate safety-related information. For your own safety, please read the information carefully before operating the equipment. Symbols Used in Manuals...
  • Page 7 For Safety Warning Always refer to the operation manual when working near locations at which the alert mark, shown on the left, is attached. If the operation, etc., is performed without heeding the advice in the operation manual, there is a risk of personal injury.
  • Page 8: Table Of Contents

    Table of Contents Chapter 1—General Information Identification Number ............1-1 Related Manuals and Documentation.
  • Page 9 Table of Contents (Continued) Chapter 5—Troubleshooting General Safety Warnings ........... . . 5-1 Troubleshooting Strategy .
  • Page 10 Table of Contents (Continued) 6-14 Front Panel LED Cable Assembly - ND74548 ........6-15 Procedure .
  • Page 11 Table of Contents (Continued) Contents-4 PN: 10410-00304 Rev. A ME7828A MM...
  • Page 12: Chapter 1-General Information

    VectorStar MS4640A Series VNA Measurement Guide 10410-00269 VectorStar MS4640A Series VNA Maintenance Manual 10410-00268 VectorStar ME7828A Series Broadband/Millimeter-Wave VNA System Technical Data Sheet 11410-00452 VectorStar ME7828A Series Broadband/Millimeter-Wave VNA System Quick Start Guide 10410-00289 VectorStar ME7828A Series Broadband/Millimeter-Wave VNA System Installation Guide...
  • Page 13: Me7828A Vna System Overview

    1-4 ME7828A VNA System Overview General Information ME7828A VNA System Overview The Anritsu ME7828A VNA System can be configured as a Broadband VNA System or a Millimeter-Wave VNA System (Waveguide only). ME7828A Broadband System Configurations The ME7828A Broadband VNA system provides single sweep coverage from 10 MHz to 110 GHz for measuring active devices.
  • Page 14: Me7828A Millimeter-Wave System Configuration

    General Information 1-4 ME7828A VNA System Overview ME7828A Millimeter-Wave System Configuration The ME7828A Millimeter-Wave VNA System provides waveguide band coverage up to 500 GHz. The system consists of the following items: • Any MS464XA VectorStar VNA with the following requirements: •...
  • Page 15: Anritsu Customer Service Centers

    1-5 Anritsu Customer Service Centers General Information Anritsu Customer Service Centers For the latest service and sales information in your area, please visit: http://www.anritsu.com/Contact.asp. Choose a country for regional contact information. Electrostatic Discharge (ESD) Prevention All electronic devices, components, and instruments can be damaged by electrostatic discharge. It is important to take preventative measures to protect the instrument and its internal subassemblies from electrostatic discharge.
  • Page 16: Recommended Test Equipment

    General Information 1-7 Recommended Test Equipment Recommended Test Equipment Table 1-3 lists the recommended test equipment to be used for all maintenance activities for the ME7828A VNA System. Table 1-3. Recommended Test Equipment for ME7828A VNA System RECOMMENDED INSTRUMENT CRITICAL SPECIFICATION MANUFACTURER/MODEL USE* Connector Type:...
  • Page 17 1-7 Recommended Test Equipment General Information PN: 10410-00304 Rev. A ME7828A MM...
  • Page 18: Chapter 2-Replaceable Parts

    Chapter 2 — Replaceable Parts Introduction This chapter provides replaceable parts information for the following items: • System level replaceable parts that are unique to ME7828A VNA System • Replaceable parts in the ME7828A System Test Set, Model 3738A Refer to the VectorStar MS4640A Series Maintenance Manual (part number: 10410-00268) for replaceable parts information for the MS4640A Series VNA.
  • Page 19: Me7828A System Replaceable Parts

    2-3 ME7828A System Replaceable Parts Replaceable Parts ME7828A System Replaceable Parts Part numbers and descriptions of the ME7828A System level replaceable parts are shown in Table 2-1. There are no serviceable components or subassemblies in the 3740A-x, 3741A-x, 3742A-EW Note Millimeter-Wave Modules or in the 66670-3 and 66671-3 Multiplexing Couplers.
  • Page 20: 3738A Test Set Replaceable Subassemblies And Parts

    Replaceable Parts 2-4 3738A Test Set Replaceable Subassemblies and Parts 3738A Test Set Replaceable Subassemblies and Parts Part numbers and descriptions of the 3738A Test Set replaceable subassemblies are listed in Table 2-2. Table 2-2. 3738A Test Set Replaceable Subassemblies List Description Part Number Power Supply...
  • Page 21 2-4 3738A Test Set Replaceable Subassemblies and Parts Replaceable Parts PN: 10410-00304 Rev. A ME7828A MM...
  • Page 22: Chapter 3-Performance Verification

    Chapter 3 — Performance Verification Introduction This chapter provides procedures to be used to verify the performance of the ME7828A VNA System in both Broadband system configuration and Millimeter-wave system configuration. Calibration and Measurement Conditions Extremes in the surrounding environmental conditions and the condition and stability of the calibration kits, coaxial test port connectors on the multiplexing couplers, waveguide interface of millimeter-wave modules, and interconnect coaxial cables linking the host VNA, test set, and millimeter-wave modules determine system measurement integrity to a large extent.
  • Page 23: System Verification  Broadband System Configuration

    3-3 System Verification  Broadband System Configuration Performance Verification System Verification  Broadband System Configuration The broadband system configuration verification procedures verify the measurement capability of the VNA, calibration kit, and any required adapters as a system by analyzing the measurement of artifacts that are traceable to national standards laboratories.
  • Page 24: System Verification Procedure  Broadband System Configuration

    3-4 System Verification Procedure  Broadband System Configuration Performance Verification System Verification Procedure  Broadband System Configuration The broadband system verification procedure is described below. The procedure assumes that the Broadband VNA System Performance Verification Software has been installed to an external personal computer with ®...
  • Page 25: System Operational Check  Millimeter-Wave System Configuration

    2. Apply AC power to the System Console. 3. Refer to the VectorStar ME7828A Installation Guide, part number: 10410-00287, for instructions on setting up the GPIB addresses of both MG37022A Signal Generators. 3738A Test Set and MG37022A Signal Generators must be powered on first. Allow the MG37022A Note Signal Generators to complete the bootup process prior to powering on the MS464XA VNA.
  • Page 26 3-6 System Operational Check  Millimeter-Wave System Configuration Performance Verification 7. Press the Avg key and set the IFBW to 1 kHz. 8. Press the Calibration key. 9. Select Cal kit/AutoCal Characterization. 10. Insert the USB flash drive that contains the Calibration Kit Component Coefficients into one of the USB ports on the MS4640A front panel.
  • Page 27 3-6 System Operational Check  Millimeter-Wave System Configuration Performance Verification 23. Install the waveguide load from the 3655X Calibration Kit to the test port of Port 2 module. 24. Select Port 1 Reflective Devices. 25. Install the thinner shim and the short from the 3655X Calibration Kit to the test port of Port 1 module. 26.
  • Page 28 3-6 System Operational Check  Millimeter-Wave System Configuration Performance Verification k. Select Sliding Load. l. Set the vernier knob of the sliding load to 0 and install the sliding load to Port 2. m. Select Position 1 to measure. n. Adjust the vernier knob counter-clockwise for a few graduations. The vernier knob adjustment is not required to be precise.
  • Page 29 3-6 System Operational Check  Millimeter-Wave System Configuration Performance Verification 61. Using the mouse to move Mkr 1 and Mkr 2 to adjacent peaks of the ripple with the greatest negative trough (or adjacent troughs if the ripple has the greatest positive peak) in the frequency band of interest as shown in Figure 3-2 Figure 3-2.
  • Page 30 3-6 System Operational Check  Millimeter-Wave System Configuration Performance Verification 66. Also, find the corresponding Ref + X or Ref  X value from the RF measurement chart. Figure 3-3. RF Measurement Chart ME7828A MM PN: 10410-00304 Rev. A...
  • Page 31 3-6 System Operational Check  Millimeter-Wave System Configuration Performance Verification 67. Use the following formula to calculate the directivity: For ripple with a negative trough, Directivity = Return Loss value  |Mkr 3 value|  |Ref  X value| For ripple with a positive peak, Directivity = Return Loss value ...
  • Page 32: Chapter 4-Theory Of Operation

    Chapter 4 — Theory of Operation Introduction This chapter provides a brief overview of the functional assemblies and major parts that comprise the ME7828A Broadband VNA System and ME7828A Millimeter-Wave VNA System. It also briefly describes the operation of each major assembly. System Overview ME7828A in either Broadband System configuration or Millimeter-Wave System configuration are ratio measurement system used to measure complex vector signal characteristics of devices and system up to...
  • Page 33 4-2 System Overview Theory of Operation Figure 4-1. ME7828A Broadband System Configuration Block Diagram PN: 10410-00304 Rev. A ME7828A MM...
  • Page 34: Functional Description Of Main Components

    Theory of Operation 4-3 Functional Description of Main Components Functional Description of Main Components The section provides the functional description of the main components of the ME7828A VNA System. Vector Network Analyzer For operation frequencies up to 67 GHz, the MS4647A Vector Network Analyzer provides the stimulus signal for the DUT.
  • Page 35: Millimeter-Wave Modules

    4-3 Functional Description of Main Components Theory of Operation Millimeter-Wave Modules Two Anritsu Model 3742A-EW Millimeter-Wave Modules are used in the ME7828A Broadband System configuration. At least one pair of modules, matched for a waveguide band, are required for the ME7828A Millimeter-Wave System configuration (e.g.
  • Page 36: Multiplexing Couplers

    Theory of Operation 4-3 Functional Description of Main Components The 3741A-X Module contains the harmonic mixer necessary to generate the Test IF signal. An external waveguide attenuator is used in conjunction with the 3741A-X to reduce the input signal so the harmonic mixer is not driven into compression.
  • Page 37: System Operation

    4-4 System Operation Theory of Operation System Operation This section describes the operation of the ME7828A VNA System. Broadband Operation for frequencies 67 GHz and below For frequencies 67 GHz and below, the VNA generates the stimulus signal and feeds it to the V connector input of the multiplexing coupler.
  • Page 38 Theory of Operation 4-4 System Operation Each of these IF signals carries embedded magnitude and phase information relative to a reference signal. In the VNA, they are converted to digital data. The digital signal processor of the VNA manipulates this digital data. Short-term system errors are normalized and digital compensation is generated and applied.
  • Page 39 4-4 System Operation Theory of Operation PN: 10410-00304 Rev. A ME7828A MM...
  • Page 40: Chapter 5-Troubleshooting

    • Ensure that both VNA and Test Set can be powered up. • Ensure that no set-up and installation errors exist (for example: cabling errors and cable connections). Refer to the VectorStar ME7828A Series Broadband/Millimeter-Wave VNA System Installation Guide  part number 10410-00287.
  • Page 41: General Troubleshooting Of The System

    5-4 General Troubleshooting of the System Troubleshooting General Troubleshooting of the System This section provides general troubleshooting procedures of the ME7828A System. It assumes that setup and installation errors have been eliminated. Procedure 1. Set up the VNA to sweep the full frequency range of the ME7828A System (70 kHz to 110 GHz, 65 GHz to 110 GHz, etc.) 2.
  • Page 42: General Troubleshooting Of The 3738A Test Set

    Troubleshooting 5-5 General Troubleshooting of the 3738A Test Set General Troubleshooting of the 3738A Test Set This section provides general troubleshooting procedures of the 3738A Test Set. Suggested Troubleshooting Steps The suggested troubleshooting steps for 3738A Test Set are as follows: •...
  • Page 43 5-6 Troubleshooting Test - Power Supply DC Check Troubleshooting Figure 5-1. Control PCB Assembly Test Point Locations PN: 10410-00304 Rev. A ME7828A MM...
  • Page 44: Troubleshooting Test Control Pcb Signal Check

    5-7 Troubleshooting Test Control PCB Signal Check Troubleshooting Troubleshooting Test Control PCB Signal Check This procedure verifies that the expect signals are present at the 54074-3 Control PCB Assembly. Equipment Required • Digital Multimeter Procedure 1. Turn off the 3738A Test Set and unplug the AC power cord. 2.
  • Page 45 5-7 Troubleshooting Test Control PCB Signal Check Troubleshooting 8. Use a digital multimeter to measure the signal at the test points stated in Table 5-3, “Reverse Sweep Control Signals” on page 5-6 on the 54074-3 Control PCB Assembly, and verify if signals are present and at the expected level.
  • Page 46: Troubleshooting Test Lo And Rf Signal Check

    Procedure 1. Ensure that the 3738A Test Set is installed in the 3700C3 Console and all cables are re-connected per the VectorStar ME7828A Series Broadband/Millimeter-Wave VNA System Installation Guide  part number 10410-00287. 2. Set up MS2719B Spectrum Analyzer to cover the 8 to 19 GHz frequency range. Install the 34NK50 adapter and 15KKF50-1.5A cable to the MS2719B input port.
  • Page 47: Troubleshooting Test If Signal Check

    Procedure 1. Ensure that the 3738A Test Set is installed in the 3700C3 Console and all cables are re-connected per the VectorStar ME7828A Series Broadband/Millimeter-Wave VNA System Installation Guide  part number 10410-00287. 2. Ensure that the millimeter-wave modules are working properly prior to doing the test. Refer to Step Step 7 “General Troubleshooting of the System”...
  • Page 48: Chapter 6-Removal And Replacement Procedures

    Chapter 6 — Removal and Replacement Procedures Introduction This chapter provides procedures for removing and re-installing the replaceable components and sub-assemblies in the 3738A Test Set. Tools Required All procedures in this chapter require the use of either a #1 or #2 size Phillips screwdriver. Most procedures require the use of a 5/16 inch wrench and the Anritsu 01-201 (8 lbf in) torque wrench.
  • Page 49: Removing The Covers

    6-4 Removing the Covers Removal and Replacement Procedures Removing the Covers The following procedure describes the process of removing the external covers. The 3738A Test Set is assumed to be already removed from the 3700C3 System Console per “System Disassembly Procedure” on page 6-1.
  • Page 50: Procedure

    Removal and Replacement Procedures 6-4 Removing the Covers Procedure 1. To remove the top cover: a. Place the test set in normal (top-side up) position. b. Remove the two top corner screws (1) from the rear of the top cover. c.
  • Page 51: Location Of Major Components And Sub-Assemblies

    6-5 Location of Major Components and Sub-assemblies Removal and Replacement Procedures Location of Major Components and Sub-assemblies Figure 6-2 below shows the location of major components and sub-assemblies in the 3738A Test Set. A1  Control PCB Assembly A8  a2 IF Amplifier A3 ...
  • Page 52: Power Supply  40-130

    6-6 Power Supply  40-130 Removal and Replacement Procedures Power Supply  40-130 This section provides a procedure for removing and replacing the power supply in the 3738A Test Set. Procedure 1. Remove the top and bottom covers from the 3738A Test Set. Refer to Section 6-4 “Removing the Covers”...
  • Page 53: Control Pcb Assembly  54074-3

    6-7 Control PCB Assembly  54074-3 Removal and Replacement Procedures Control PCB Assembly  54074-3 This section provides a procedure for removing and replacing the 54074-3 Control PCB Assembly in the 3738A Test Set. Procedure 1. Remove the top cover from the 3738A Test Set. Refer to Section 6-4 “Removing the Covers”...
  • Page 54 6-7 Control PCB Assembly  54074-3 Removal and Replacement Procedures Figure 6-4. 54047-3 Control PCB Assembly Removal ME7828A MM PN: 10410-00304 Rev. A...
  • Page 55: Lo Power Divider  1091-87

    6-8 LO Power Divider  1091-87 Removal and Replacement Procedures LO Power Divider  1091-87 This section provides a procedure for removing and replacing the 1091-87 LO Power Divider in the 3738A Test Set. Procedure 1. Remove the top cover from the 3738A Test Set. Refer to Section 6-4 “Removing the Covers”...
  • Page 56: Lo Isolator  1000-49

    6-9 LO Isolator  1000-49 Removal and Replacement Procedures LO Isolator  1000-49 This section provides a procedure for removing and replacing the 1000-49 LO Isolator in the 3738A Test Set. Procedure 1. Remove the top cover from the 3738A test set. Refer to Section 6-4 “Removing the Covers”...
  • Page 57 6-10 Transfer Switch  ND57971 Removal and Replacement Procedures Figure 6-6. Transfer Switch Removal 6-10 PN: 10410-00304 Rev. A ME7828A MM...
  • Page 58: If Amplifiers  60-279

    6-11 IF Amplifiers  60-279 Removal and Replacement Procedures IF Amplifiers  60-279 6-11 This section provides a procedure for removing and replacing the 60-279 IF Amplifies in the 3738A Test Set. All IF amplifiers are mounted to the chassis in the same manner. Procedure 1.
  • Page 59 6-11 IF Amplifiers  60-279 Removal and Replacement Procedures Figure 6-7. IF Amplifier and IF Switch Removal 6-12 PN: 10410-00304 Rev. A ME7828A MM...
  • Page 60: If Switches  1020-44

    6-12 IF Switches  1020-44 Removal and Replacement Procedures 6-12 IF Switches  1020-44 This section provides a procedure for removing and replacing the 1020-44 IF Switches in the 3738A Test Set. All IF switches are mounted to the chassis of the test set in the same manner. Procedure 1.
  • Page 61: 6-13 Rear Panel Fan Assembly - Nd58282

    6-13 Rear Panel Fan Assembly - ND58282 Removal and Replacement Procedures 6-13 Rear Panel Fan Assembly - ND58282 This section provides a procedure for removing and replacing the ND58282 Rear Panel Fan Assembly in the 3738A Test Set. Procedure 1. Remove the top cover from the 3738A Test Set. Refer to Section 6-4 “Removing the Covers”...
  • Page 62: 6-14 Front Panel Led Cable Assembly - Nd74548

    Removal and Replacement Procedures 6-14 Front Panel LED Cable Assembly - ND74548 6-14 Front Panel LED Cable Assembly - ND74548 This section provides a procedure for removing and replacing the ND74548 Front Panel LED Cable Assembly in the 3738A Test Set. Procedure 1.
  • Page 63 6-14 Front Panel LED Cable Assembly - ND74548 Removal and Replacement Procedures 6-16 PN: 10410-00304 Rev. A ME7828A MM...
  • Page 64: Appendix A-Test Records

    Appendix A — Test Records Introduction This appendix provides test records that can be used to record the performance of the ME7828A Millimeter-Wave configuration VNA System. Make a copy of the following Test Record pages and document the measured values each time performance verification is performed.
  • Page 65: Me7828A Millimeter-Wave Configuration Vna System Test Record

    A-2 ME7828A Millimeter-Wave Configuration VNA System Test Record Test Records ME7828A Millimeter-Wave Configuration VNA System Test Record Instrument Information 3738A Serial Number: Operator: Date: VectorStar VNA Model: VectorStar VNA Serial Number: VectorStar VNA Options: MS4642A [ ] MS4644A [ ] 051 [ ] 061 [ ] 062 [ ] 070 [ ] MS4645A [ ] MS4647A [ ] Port 1 Millimeter-Wave Module...
  • Page 66: Test Port Match

    Test Records A-2 ME7828A Millimeter-Wave Configuration VNA System Test Record Test Port Match Table A-2. Test Port Match Port 1 Port 2 Freq (GHz) Port 1 Module Port 2 Module Measured Measured Specification 50 to 75 3740A-V 3740A-V dB >37 dB 50 to 75 3740A-V 3741A-V...
  • Page 67 A-2 ME7828A Millimeter-Wave Configuration VNA System Test Record Test Records PN: 10410-00304 Rev. A ME7828A MM...
  • Page 68: Appendix B-Specifications

    Use this tab to store the latest version of the VectorStar technical data sheets: • VectorStar MS4640A Series VNA Technical Data Sheet - 11410-00435 • VectorStar ME7828A Series Broadband/Millimeter-Wave VNA System Technical Data Sheet - 11410-00452 These and other related VectorStar documents are available on the Anritsu web at: •...
  • Page 69 B-1 Technical Data Sheet Specifications PN: 10410-00304 Rev. A ME7828A MM...
  • Page 71 Anritsu Company 490 Jarvis Drive Anritsu prints on recycled paper with vegetable soybean oil ink. Morgan Hill, CA 95037-2809 http://www.anritsu.com...

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