Keysight 42942A Operation And Service Manual
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Keysight 42942A Operation And Service Manual

Keysight 42942A Operation And Service Manual

Terminal adapter
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Keysight 42942A Terminal Adapter,
40 Hz to 110 MHz
Operation and
Service Manual

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Summary of Contents for Keysight 42942A

  • Page 1 Keysight 42942A Terminal Adapter, 40 Hz to 110 MHz Operation and Service Manual...
  • Page 2 No part of this manual may be repro- nished under a license and may be ing elsewhere in the EULA. Keysight duced in any form or by any means used or copied only in accordance...

  • Page 3: Table Of Contents

    Connecting the 42942A........
  • Page 4 Contents Keysight 42942A Terminal Adapter...

  • Page 5: Installation Guide

    Inspect the shipping container for damage. If the shipping container or cushioning material is damaged, it should be kept until the contents of the shipment have been checked for completeness and the 42942A has been checked mechanically and electrically. The shipment should contain...

  • Page 6: Connecting The 42942A

    Follow the steps below to connect the 42942A to the Impedance Analyzer. Step 1. Join the 42942A terminal adapter to the test connectors on the front panel of the Impedance Analyzer by gently matching the four BNC connectors and fastening screws of the adapter with the test connectors and accessory mounting holes of the instrument until they come into complete contact.

  • Page 7: Cleaning

    Serial Number Keysight Technologies uses a ten-character serial number that is stamped on the serial number plate attached to the bottom of the four-terminal pair connection block. The first two characters shows the made-in country, the next three digits are assigned as the serial prefix, and the last five digits are the suffix.
  • Page 8 Installation Guide Serial Number Keysight 42942A Terminal Adapter...

  • Page 9: Overview

    Overview Product Overview 2 Overview Product Overview The 42942A is an adapter equipped with a 7-mm coaxial connector that connects a test fixture furnished with the same type of connector to the Impedance Analyzer. Figure 2-1 Product Overview Keysight 42942A Terminal Adapter...

  • Page 10: Functions

    Overview Functions Functions Figure 2-2 Figure 2-3 show the names of the 42942A’s parts and contents of the option 700, respectively. Figure 2-2 42942A Parts Table 2-1 42942A Function NAME FUNCTION OUTPUT Port Contact for the test fixture furnished with a 7-mm coaxial connector.
  • Page 11 FUNCTION OPEN An open device (OPEN, 0 S) used for the adapter setup. SHORT A short device (SHORT, 0 Ω) used for the adapter setup. LOAD A load device (50 Ω) used for the adapter setup. Keysight 42942A Terminal Adapter...
  • Page 12 Overview Functions Keysight 42942A Terminal Adapter...

  • Page 13: Operation

    Never give any mechanical shock to the upper face with the 7-mm connector’s mouth. Also, do not place the 42942A with the upper face down on a hard surface. If the ambient temperature deviates by more than 5 ˚C from the temperature in which the adapter setup was done, it is recommended that you perform the adapter setup again in the ambient temperature.
  • Page 14 7. Connect the OPEN standard to the 7-mm OUTPUT port connector. Never store the OPEN standard loosely in a box or drawer because this may result in damage to the mating plane surfaces. Do not drop the OPEN standard or give it any strong mechanical shock. Keysight 42942A Terminal Adapter...
  • Page 15 OUTPUT port connector. Never store the SHORT standard loosely in a box or drawer because this may result in damage to the mating plane surfaces. Do not drop the SHORT standard or give it any strong mechanical shock. Keysight 42942A Terminal Adapter...
  • Page 16 Short [Done]. 12.Remove the SHORT standard from the 7-mm OUTPUT port connector of the 42942A. Then connect the LOAD standard to the 7-mm port. Never store the LOAD standard loosely in a box or drawer because this may result in damage to the mating plane surfaces.
  • Page 17 Impedance Analyzer Setup Figure 3-4 Connecting LOAD Standard 13.Press the Load [-] key to start the load data measurement. When the load data measurement is completed, the softkey label changes to Load [Done]. 14.Press the Save Impedance key. Keysight 42942A Terminal Adapter...

  • Page 18: Connecting Test Fixture

    OUTPUT port of the adapter. 3. Turn the 7-mm OUTPUT port connector on the terminal adapter counterclockwise to secure it to the connector on the lower side of the test fixture. Figure 3-5 Connecting Test Fixture Keysight 42942A Terminal Adapter...

  • Page 19: Fixture Compensation

    To compensate for any residual impedance and admittance existing in the test fixture, perform fixture compensation. The fixture compensation requires measurements with the 42942A for open and short compensation data. Generally, there is no need to perform load compensation. For more information on fixture compensation, refer to the Impedance Analyzer Help Manual.

  • Page 20: Performing Load Compensation

    3. Press the Load ( ) key to start the LOAD compensation data measurement. ( ) should indicate defined Load value. When the LOAD compensation data measurement is completed, the softkey label Load [OFF] (if it is off) changes to Load [ON]. Keysight 42942A Terminal Adapter...

  • Page 21: Fixture Extension

    Operation Fixture Extension Fixture Extension The 42942A is designed to connect directly to the Impedance Analyzer. Thus, the measurement point on the four-terminal pair cannot be extended by using four extension cables as shown in Figure 3-6 (A). The 42942A must be directly...
  • Page 22 Operation Fixture Extension Keysight 42942A Terminal Adapter...

  • Page 23: Specifications

    Specifications Specifications 4 Specifications This chapter provides specifications of the 42942A test fixture. Specifications Applicable Instruments Impedance Analyzer Frequency 20 Hz to 120 MHz Maximum Vol tage ±42 V peak max. (AC+DC) Operating temp. 0 °C to +40 °C Environment humid ity 15% to 95% RH ( @ wet bulb temp.
  • Page 24 Specifications Specifications Keysight 42942A Terminal Adapter...

  • Page 25: Service

    Service Maintenance 5 Service This chapter provides information on servicing and proper maintenance. Maintenance An exploded view of the 42942A of RoHS and non-RoHS compliance for parts identification is shown in Figure 5-1 Figure 5-2. Due to limited availability of RoHS compliance station and technical difficulties in RoHS soldering, only parts and support level that do not require RoHS soldering are supported.
  • Page 26 Service Maintenance Figure 5-1 Replaceable Parts (part 1 of 2) Keysight 42942A Terminal Adapter...
  • Page 27 2190-0054 WSHR-LK INTL 42942-00602 42942-00602 COVER BOTTOM 16047-40002 16047-40002 INSULATOR 0515-0914 0515-1946 SCR-MACH M3X0.5 42941-25002 42941-25002 SLEEVE 42942-25006 42942-25006 BNC-GUIDE 42941-24003 42941-24003 GUIDE 42942-00603 42942-00603 COVER 0515-0914 0515-1946 SCR-MACH M3X0.5 0515-1551 0515-0372 SCR M3-L 10 P-H Keysight 42942A Terminal Adapter...
  • Page 28 Service Maintenance Figure 5-2 Replaceable Parts (part 2 of 2) Keysight 42942A Terminal Adapter...
  • Page 29 CONN-RF 7mm 0515-1550 0515-0372 SCR M3-L 8 P-H 0515-0914 0515-1946 SCR-MACH M3X0.5 1400-0719 1400-3284 CABLE TIE 0515-1719 0515-0382 SCR M4X10 3050-0893 3050-0893 WSHR-FL 0515-1718 0515-0383 SCR M4X12 3050-0893 3050-0893 WSHR-FL 42942-60001 42942-60001 7mm ASSY (exclude 4.6.7.8) Keysight 42942A Terminal Adapter...
  • Page 30 Service Maintenance Keysight 42942A Terminal Adapter...
  • Page 31 This information is subject to change without notice. © Keysight Technologies 1999 - 2019 Edition 6, August 21, 2019 *42942-90020* 42942-90020 www.keysight.com...

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