Keysight Technologies U3020AH37 User's And Service Manual
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Keysight Technologies U3020AH37 User's And Service Manual

Keysight Technologies U3020AH37 User's And Service Manual

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Keysight Technologies
U3020AH37
Notice: This document contains references to
Agilent. Please note that Agilent's Test and
Measurement business has become Keysight
Technologies. For more information, go to
www.keysight.com.
User's and
Service Guide

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  • Page 1 Keysight Technologies U3020AH37 Notice: This document contains references to Agilent. Please note that Agilent’s Test and Measurement business has become Keysight Technologies. For more information, go to www.keysight.com. User’s and Service Guide...
  • Page 2 DOCUMENT THAT CONFLICT WITH government requirements THESE TERMS, THE WARRANTY beyond those set forth in the © Keysight Technologies, Inc. 2017 TERMS IN THE SEPARATE EULA shall apply, except to the AGREEMENT WILL CONTROL. No part of this manual may be...

  • Page 3: Table Of Contents

    Table of Contents U3020AH37 Description..............
  • Page 4 Table of Contents Measurement System Configuration......... RF Interface Cable Connections, 14-Port System .
  • Page 5 U3020AH37...

  • Page 6: Description

    U3020AH37 Description Description The Keysight U3020AH37 is a Switch Matrix that allows a Keysight PNA-X N5241/2A and U3022B10 10-Port Test Set to be configured into an enhanced measurement system. Measurement system information can be found on page The Keysight U3020AH37 has the following key features: —...

  • Page 7: Verifying The Shipment

    If there is physical damage refer to “Contacting Keysight” on page 46. Keep the damaged shipping materials (if any) for inspection by the carrier and an Keysight Technologies representative. Table 1 U3020AH37 Accessories Supplied...

  • Page 8: General Performance

    This product has an autoranging line voltage input. Be sure the supply voltage is within the specified range. Dimensions and Space Requirements Standard installation of the U3020AH37 includes configuration and installation on a customer provided lab bench, or table top of adequate size and strength.

  • Page 9: Rf Channel Performance

    18 GHz to 26.5 GHz Insertion Loss, Switched RCVR A/D IN Paths (≤ dB) 10 MHz to 1 GHz 1 GHz to 5 GHz 5 GHz to 10 GHz 10 GHz to 18 GHz Keysight U3020AH37 User's and Service Guide...
  • Page 10 Output @ -10 dBm, 8 to 12 GHz 11 - 14 dBm CPLR THRU Port (In/Out) (Typical) Power Out @ 1 dB Compress 24 dBm (Typical) 4 dBm Max. CW Input 26 dB Gain (Typical) Noise Figure (Typical) Keysight U3020AH37 User's and Service Guide...

  • Page 11: Front And Rear Panel Features

    "Passed Thru" to the lower Test Set #2 access ports. Each group of four access ports are associated with and in Figure alignment with the PNA-X Test Ports 1, 3, 4, and 2, as shown in Keysight U3020AH37 User's and Service Guide...
  • Page 12 High Powered signal mode available for the PNA-X Port 3 source channel. Spectrum Analyzer Port This port is made available to monitor any one of the RCVR A/B/C/D signals. Figure 3 ECAL Module Connected to ECAL Port B Access Port ECAL Module Keysight U3020AH37 User's and Service Guide...
  • Page 13 LINE switch. Alternatively, an externally installed switch or circuit breaker (which is readily identifiable and is easily reached by the operator) may be used as a disconnecting device. Keysight U3020AH37 User's and Service Guide...
  • Page 14 Instrument programming error or self-test error. Green Error queue is read using SYSTem:ERRor? Green ATTN Instrument identification. Activated from instrument Web interface: Green (flashing) ON: Turn on Front Panel Interface Indicator Green OFF: Turn off Front Panel Interface Indicator Keysight U3020AH37 User's and Service Guide...

  • Page 15: Controlling The Test Set

    Connect the Test Set and your controlling computer to an active instrument LAN line. Open the Internet browser application on the computer. Enter this default web address on your browser application: http://U3020AH37-xxxx The last four digits in the web address (xxxx) are the last four digits of the instruments serial number.

  • Page 16: Test Set Control Commands

    TS1 RCVR A IN Path is Normal (Thru Path Mode) Combines RCVR_AD_NORM & SA_ADIN_NO (S5, S7) SA_BCIN Test Set RCVR B or C IN signal to Spec Analyzer Port TS1 RCVR B or TS2 RCVR C IN Not to Spec Analyzer Port (S6) Keysight U3020AH37 User's and Service Guide...
  • Page 17 19. The ALLTHRU state is also the Power-On RST state. "Test Set #1 and #2" (TS1 and TS2) are used to refer to one of two U3022BH10 Test Sets in the 12/24-Port measurement system. Keysight U3020AH37 User's and Service Guide...

  • Page 18: Operation Verification

    — PWR - ON 3. Preset the PNAx. 4. PNA frequency range: 10 MHz to 26.5 GHz 5. Set the PNAx to Measure S21, Scale to 5 dB/Div. Equipment Setup, Insertion Loss Figure 5 Keysight U3020AH37 User's and Service Guide...

  • Page 19: Measurement Setup

    1. Set the PNAx Scale setting to 1 dB. The remaining receiver and source paths pass directly through the Test Set (top to bottom port). The typical response for these seven paths is shown in Figure Keysight U3020AH37 User's and Service Guide...
  • Page 20 U3020AH37 Operational Verification Typical Insertion Loss Plot, Switched RCVR & SRC Path (5 dB/Div) Figure 6 Figure 7 Typical Insertion Loss Plot, Unswitched RCVR & SRC Path (1 dB/Div) Keysight U3020AH37 User's and Service Guide...

  • Page 21: Service Information

    To avoid electrical shock, do not perform any servicing unless you are qualified to do so. Replaceable Parts The following table contains the list of replaceable parts for the U3020AH37. If any of these parts or assemblies are replaced, you must run all performance tests to verify conformance to specifications.

  • Page 22: Electrostatic Discharge Protection

    — Conductive floor-mat and heal-strap combination Both types, when used together, provide a significant level of ESD protection. To ensure user safety, static-safe accessories must provide at least 1 M Ohm of isolation from ground. Keysight U3020AH37 User's and Service Guide...

  • Page 23: Theory Of Operation

    Test Set. — Controller Module/Power Supply — 39495 EXT Module — Switch Distribution Boards — RF Switches — RF Amplifier — Power Divider There are no adjustments required for the Keysight U3020AH37 Test Set. Keysight U3020AH37 User's and Service Guide...
  • Page 24 U3020AH37 Service Information Figure 8 Test Set Block Diagram Keysight U3020AH37 User's and Service Guide...

  • Page 25: Controller Module And Power Supply

    This component is a 700 MHz to 18 GHz high power amplifier used to increase the Port 3 source signal level for high power signal measurements. The Port 3 amplifier is always powered on and does not have power leveling or On/Off controls available. Keysight U3020AH37 User's and Service Guide...

  • Page 26: Troubleshooting

    Measure the DC voltage between the red and black wires. The red wire should measure approximately +12 Vdc. d. If any voltages are not present, the controller module power supply will need to be replaced. Keysight U3020AH37 User's and Service Guide...

  • Page 27: Rf Switch Is Not Switching

    Port to be selected, it is possible that the instrument Power On preset set has been corrupted. c. Contact Keysight Technologies for support in recovering this preset set. d. If no audible sound is heard, remove the top cover of the instrument.

  • Page 28: Internal Component Views

    U3020AH37 Service Information Internal Component Views Top View (Internal) Figure 9 RF Amplifier Coupler Keysight U3020AH37 User's and Service Guide...
  • Page 29 U3020AH37 Service Information Bottom View (Internal Component Locations) Figure 10 Controller Module & Power Supply 34945EXT Keysight U3020AH37 User's and Service Guide...
  • Page 30 U3020AH37 Service Information 34945EXT Module (With Distribution Boards) Figure 11 Y1154-66511 (x3) Y1150-66511 (x1) 34945EXT Module Switch Drive Cable Connections Figure 12 Keysight U3020AH37 User's and Service Guide...
  • Page 31 U3020AH37 Service Information Figure 13 Front Panel Internal Views Keysight U3020AH37 User's and Service Guide...

  • Page 32: Measurement System Configuration

    Measurement System Configuration Measurement System Configuration Information related to the measurement system that the U3020AH37 is to be used in is provided in this section. Your system configuration may require interface accessories that have to be ordered separately. The U3020AH37...

  • Page 33: Rf Interface Cable Connections, 14-Port System

    RF Interface Cable Connections, 14-Port System Figure 14 below illustrates the measurement system RF interface cable connections from the N5241/2A PNA-X Network Analyzer to a U3020AH37 Test Set and a U3022BH10 10-Port Test Set. Figure 14 RF Interface Cable Connections, 14-Port System...

  • Page 34: Rf Cable Connection Procedure

    Semi-rigid RF cables are to be connected with no more than 8 in-lbs torque. Over-torque will cause damage to the PNA-X or Test Set access ports. Figure 15 RF Interface Cable Connections for PNA-X and U3020AH37 Keysight U3020AH37 User's and Service Guide...
  • Page 35 Measurement System Configuration Figure 16 below shows the PNA-X Test Set I/O cable (N4011-21002) connection to the U3022BH10 Test Set Interface connector on the rear panel. Rear Panel Test Set I/O Cable Figure 16 Keysight U3020AH37 User's and Service Guide...

  • Page 36: Rf Interface Cable Connections, 24-Port System

    RF Interface Cable Connections, 24-Port System Figure 17 below illustrates the measurement system RF interface cable connections from the N5241/2A PNA-X Network Analyzer to a U3020AH37 Test Set and two U3022BH10 10-Port Test Sets. Figure 17 RF Interface Cable Connections, 24-Port System...
  • Page 37 U3020AH37 Measurement System Configuration 14-Port System RF Diagram Figure 18 Keysight U3020AH37 User's and Service Guide...
  • Page 38 U3020AH37 Measurement System Configuration 24-Port System RF Diagram Figure 19 Keysight U3020AH37 User's and Service Guide...

  • Page 39: Instrument Settings

    U3020AH37 Instrument Settings Instrument Settings Keysight Connection Expert Usage This section contains information to configure the U3020AH37 LAN by using Agilent IO Libraries “Connection Expert Utility” application. Configuring the LAN Interface 1. Connect the Test Set to the PC. 2. Turn On the Test Set.
  • Page 40 3. Select the desired instruments from the list and click OK. Communication paths to the instruments are verified and the instruments are added to the configured interface. Figure 22 Adding Instruments Keysight U3020AH37 User's and Service Guide...

  • Page 41: Configuring The Gpib Interface

    1. From the Agilent Connection Expert application window, highlight the instrument that's address was changed and click Change Properties in the Configurable Properties application window, change the address to the new address setting and select OK. Keysight U3020AH37 User's and Service Guide...

  • Page 42: Lan And Gpib Configuration Commands

    IP address to the U3020A when on a network that does not have DHCP servers. Syntax: SYSTem:COMMunicate:LAN:AUTOip {OFF|0|ON|1} SYSTem:COMMunicate:LAN:AUTOip? Example: The following command disable the Auto-IP: SYST:COMM:LAN:AUTOIP OFF The following query returns the current Auto-IP setting: SYST:COMM:LAN:AUTOIP? Typical Response: 0 Keysight U3020AH37 User's and Service Guide...

  • Page 43: Dhcp Command

    Example: The following command sets the DNS address: SYST:COMM:LAN:DNS 198.105.232.4 The following query returns the DNS address currently being used by the instrument (the quotes are also returned). SYST:COMM:LAN:DNS? Typical Response: "198.105.232.4" Keysight U3020AH37 User's and Service Guide...

  • Page 44: Domain Name Command

    Example: The following command sets the Default Gateway address: SYST:COMM:LAN:GATEWAY 255.255.20.11 The following query returns the Default Gateway address currently being used by the instrument (the quotes are also returned). SYST:COMM:LAN:GATEWAY? Typical Response: "255.255.20.11" Keysight U3020AH37 User's and Service Guide...

  • Page 45: Host Name Command

    The following command sets the GPIB address to 26: SYST:COMM:GPIB:ADDR 26 The following query returns the current GPIB address: SYST:COMM:GPIB:ADDR? Typical Response: 26 For a complete list of SCPI commands, refer to the Keysight L449xA RF Switch Platform User’s Guide (L4490-90001). Keysight U3020AH37 User's and Service Guide...

  • Page 46: Safety And Regulatory Information

    Declaration of Conformity A copy of the Declaration of Conformity is available upon request, or a copy is available on the Keysight Technologies web site at: https://regulations.about.keysight.com/DoC/search.htm Safety This instrument complies with the essential requirements of the European...

  • Page 47: Before Applying Power

    4 °C for every 100 watts dissipated in the cabinet. If the total power dissipated in the cabinet is greater than 800 watts, forced convection must be used. Keysight U3020AH37 User's and Service Guide...

  • Page 48: Connector Care And Cleaning Precautions

    Remove the power cord to the instrument. To clean the connectors use alcohol in a well ventilated area. Allow all residual alcohol moisture to evaporate, and fumes to dissipate prior to energizing the instrument. Keysight U3020AH37 User's and Service Guide...
  • Page 49 U3020AH37 Safety and Regulatory Information To prevent electrical shock, disconnect the Keysight U3020AH37 from mains electrical supply before cleaning. Use a dry cloth or one slightly dampened with water to clean the external case parts. Do not attempt to clean internally.

  • Page 50: Regulatory Information

    Forty years is the expected useful life of the product. This symbol on all primary and secondary packaging indicates compliance to China standard GB 18455-2001. South Korean Certification (KC) mark; includes the marking's identifier code which follows the format: MSIP-REM-YYY-ZZZZZZZZZZZZZZ. Keysight U3020AH37 User's and Service Guide...

  • Page 51: Keysight Support, Services, And Assistance

    Keysight for repair. If you wish to send your instrument to Keysight Technologies for service or repair: — Include a complete description of the service requested or of the failure and a description of any failed test and any error message.
  • Page 52 This information is subject to change without notice. © Keysight Technologies 2017 Edition 1 February 2017 Supersedes: None www.keysight.com...

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