Keysight Technologies U1610/20A Service Manual
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Keysight Technologies U1610/20A Service Manual

Handheld digital oscilloscope
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Keysight U1610/20A
Handheld Digital
Oscilloscope
Service Guide

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Summary of Contents for Keysight Technologies U1610/20A

  • Page 1 Keysight U1610/20A Handheld Digital Oscilloscope Service Guide...
  • Page 2 Federal DOCUMENT IS PROVIDED “AS IS,” Acquisition Regulation (“FAR”) 2.101. AND IS SUBJECT TO BEING © Keysight Technologies 2013 - 2017 Pursuant to FAR 12.212 and 27.405-3 CHANGED, WITHOUT NOTICE, IN No part of this manual may be and Department of Defense FAR FUTURE EDITIONS.

  • Page 3: Safety Symbols

    Both direct and alternating current Category II overvoltage protection CAT II Caution, risk of danger (refer to this manual for specific Warning or Caution Category III overvoltage protection CAT III information) Caution, risk of electric shock Keysight U1610/20A Service Guide...

  • Page 4: General Safety Information

    Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design, manufacture, and intended use of the instrument. Keysight Technologies assumes no liability for the customer’s failure to comply with these requirements.
  • Page 5 – Do not operate the instrument in any environment at risk of explosion. Do not operate the instrument in the presence of flammable gases or flames. – Keep the instrument surface clean and dry. Keep the BNC connectors dry especially during high-voltage testing. Keysight U1610/20A Service Guide...
  • Page 6 – It is recommended to use the instrument under ventilated conditions and in the upright position to ensure adequate airflow at the rear. – Always cover the DC power inlet and the USB port by closing the lid when not in use. Keysight U1610/20A Service Guide...
  • Page 7 – Handle sensitive components to the minimum extent possible. Do not allow contacts between components and exposed connector pins. – Transport and store in ESD preventive bags or containers that protect sensitive components from static electricity. – The battery (optional) must be properly recycled or disposed. Keysight U1610/20A Service Guide...

  • Page 8: Measurement Category

    Measurement Category The U1610/20A has a safety rating of CAT II and CAT III. Other circuits that are not directly connected to the mains. Measurement CAT II Measurements performed on circuits directly connected to a low-voltage installation. Examples are measurements on household appliances, portable tools, and similar equipment.

  • Page 9: Environmental Conditions

    – 35 °C to 40 °C (with power adapter) – 35 °C to 50 °C (with battery only) Storage condition: – Up to 95% RH at 40 °C (non-condensing) Altitude Up to 2000 m Pollution degree Keysight U1610/20A Service Guide...
  • Page 10 The U1610/20A Handheld Digital Oscilloscope complies with the following NOTE safety and EMC requirements: – IEC 61010-1:2010/EN 61010-1:2010 IEC 61010-2-030:2012/EN 61010-2-033:2012 – Canada: CAN/CSA-C22.2 No. 61010-1-12 CAN/CSA-C22.2 No. 61010-2-030-12 CAN/CSA-C22.2 No. 61010-2-033-12 – USA: ANSI/UL Std. No. 61010-1:2012 ANSI/UL Std. No. 61010-2-030 (1st Edition) ANSI/UL Std.

  • Page 11: Regulatory Markings

    The CSA mark is a registered substance elements are expected to trademark of the Canadian leak or deteriorate during normal use. Standards Association. Forty years is the expected useful life of the product. Keysight U1610/20A Service Guide...

  • Page 12: Waste Electrical And Electronic Equipment (Weee) Directive 2002/96/ Ec

    To contact Keysight for sales and technical support, refer to the support links on the following Keysight websites: – www.keysight.com/find/handheldscope (product-specific information and support, software and documentation updates) – www.keysight.com/find/assist (worldwide contact information for repair and service) Keysight U1610/20A Service Guide...

  • Page 13: Table Of Contents

    .......30 Keysight U1610/20A Handheld Digital Oscilloscope Test Record ..32 Oscilloscope performance verification tests .
  • Page 14 ..... . . 38 Returning the U1610/20A to Keysight for Service ....39 Replaceable Parts .
  • Page 15 ..31 Table 2-1 Replaceable parts list ......40 Keysight U1610/20A Service Guide...
  • Page 16 THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK. Keysight U1610/20A Service Guide...

  • Page 17: Test

    Keysight U1610/20A Handheld Digital Oscilloscope Service Guide Performance Verification Tests Introduction Recommended Test Equipment Oscilloscope Performance Verification Tests Multimeter Performance Verification Tests Keysight U1610/20A Handheld Digital Oscilloscope Test Record This chapter helps you to verify the performance of the U1610/20A.

  • Page 18: Performance Verification Tests

    32 to record your performance test results. Test consideration For accurate test results, let the U1610/20A and test equipment warm up for 30 minutes and perform self-calibration before testing. For more information on performing self-calibration, refer to the U1610/20A User’s Guide.

  • Page 19: Recommended Test Equipment

    Type N (m) to BNC (m), 1 meter Fluke 688960 Table 1-2 Recommended test equipment for multimeter performance verification tests Application Recommended equipment DC voltage Fluke 5520A AC voltage Fluke 5520A Resistance Fluke 5520A Capacitance Fluke 5520A Keysight U1610/20A Service Guide...

  • Page 20: Oscilloscope Performance Verification Tests

    The performance verification tests described in this section verify the channel measurement accuracy and acquisition system to provide confidence in functionality and accuracy of the U1610/20A. These performance verification tests are based on the U1610/20A specifications, as listed in the U1610/20A User’s Guide. Voltage measurement accuracy verification test This test verifies the accuracy of the analog channel voltage measurement for each channel (DC vertical gain accuracy and dual cursor accuracy specifications).
  • Page 21 (F1) to select the Y cursor. Press (F3) and use the key to place the Y1 cursor on the offset line. 2 Connect the calibrator to the U1610/20A channel 1 as shown below. Fluke 5520A calibrator U1610/20A Keysight U1610/20A Service Guide...

  • Page 22: Settings For The Voltage Measurement Accuracy Verification

    5 Continue to verify the voltage measurement accuracy with the remaining V/div settings in Table 1-3. 6 Once completed, disconnect the calibrator from the U1610/20A. 7 Repeat steps 1 to 6 for the U1610/20A channel 2. Table 1-3 Settings for the voltage measurement accuracy verification test U1610/20A setting Calibrator setting...

  • Page 23: Bandwidth Verification Test

    Performance Verification Tests Bandwidth verification test This test verifies the bandwidth response of the U1610/20A. In this test, you will use an oscilloscope calibrator to output a leveled sine wave. You will use the RMS voltage at 1 MHz and at bandwidth frequency to verify the bandwidth response of the U1610/20A.
  • Page 24 Performance Verification Tests 3 On the U1610/20A: a Press to set the horizontal scale factor to 200 ns/div. b Press to set the vertical sensitivity for channel 1 to 500 mV/div. c Press > (F1) to set the acquisition mode to Normal.
  • Page 25 Wait a few seconds for the measurement to settle. c View the RMS reading at the bottom of the display. Record the reading: VRMS = _______ mV 8 Calculate the bandwidth response of the U1610/20A: Reading of step 7...

  • Page 26: Multimeter Performance Verification Tests

    (F1) and use the keys to select the V DC measurement function. 3 Connect the calibrator to the U1610/20A meter terminals using a banana plug as shown below. Ensure the polarity of the banana plug connection is correct. U1610/20A Fluke 5520A calibrator...

  • Page 27: Ac Voltage Verification Test

    Performance Verification Tests 4 On both the calibrator and the U1610/20A, set each voltage range in the order shown in Table 1-4 below. 5 Compare the measurement results to the corresponding test limits of Table 1-4. Table 1-4 Settings for the DC voltage verification test...

  • Page 28: Settings For The Ac Voltage Verification Test

    Performance Verification Tests 4 On both the calibrator and the U1610/20A, configure each setting in the order shown in Table 1-5 below. 5 Compare the measurement results to the corresponding test limits of Table 1-5. Table 1-5 Settings for the AC voltage verification test...

  • Page 29: Resistance Verification Test

    Ensure the polarity of the banana plug connection is correct. U1610/20A Fluke 5520A calibrator 4 On both the calibrator and the U1610/20A, set each resistance range in the order shown in Table 1-6. 5 Compare the measurement results to the corresponding test limits of Table 1-6.

  • Page 30: Capacitance Verification Test

    (F1) and use the keys to select the capacitance measurement function. 3 Connect the calibrator to the U1610/20A meter terminals using a banana plug as shown below. Ensure the polarity of the banana plug connection is correct. U1610/20A Fluke 5520A calibrator...

  • Page 31: Settings For The Capacitance Verification Test

    Performance Verification Tests 4 On both the calibrator and the U1610/20A, set each capacitance range in the order shown in Table 1-7. 5 Compare the measurement results to the corresponding test limits of Table 1-7. Table 1-7 Settings for the capacitance verification test...

  • Page 32: Keysight U1610/20A Handheld Digital Oscilloscope Test Record

    Performance Verification Tests Keysight U1610/20A Handheld Digital Oscilloscope Test Record Serial No.: Test By: Test Interval: Work Order No.: Recommended Next Testing: Temperature: Oscilloscope performance verification tests Voltage measurement accuracy verification test U1610/20A setting Calibrator setting Minimum test limit Maximum test limit...

  • Page 33: Multimeter Performance Verification Tests

    100 mV 100 mV 99.85 mV 100.15 mV 0.9986 V 1.0014 V 10 V 10 V 9.989 V 10.011 V 100 V 100 V 99.89 V 100.11 V 1000 V 1000 V 998 V 1002 V Keysight U1610/20A Service Guide...
  • Page 34 100 V 97.95 V 102.05 V 1000 V 45 Hz 1000 V 989.5 V 1010.5 V 1000 V 500 Hz 1000 V 989.5 V 1010.5 V 1000 V 1 kHz 1000 V 989.5 V 1010.5 V Keysight U1610/20A Service Guide...
  • Page 35 987.6 nF 1012.4 nF 10 μF 10 μF 9.876 μF 10.124 μF 100 μF 100 μF 98.76 μF 101.24 μF 1000 μF 1000 μF 979.6 μF 1020.4 μF 10 mF 10 mF 9.796 mF 10.204 mF Keysight U1610/20A Service Guide...
  • Page 36 Performance Verification Tests THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK. Keysight U1610/20A Service Guide...

  • Page 37: Service And Maintenance

    Service and Maintenance Warranty Services Returning the U1610/20A to Keysight for Service Replaceable Parts Cleaning Battery Replacement Basic Troubleshooting Hints This chapter explains the warranty services offered and the appropriate actions to take if you have a problem with your U1610/20A.

  • Page 38: Warranty Services

    Warranty Services Standard warranty (worldwide) If your U1610/20A fails during the three years warranty period, Keysight will repair or replace the unit under the terms of your warranty. After the expiration of the warranty, Keysight will offer repair services at a very competitive price.

  • Page 39: Returning The U1610/20A To Keysight For Service

    3 Protect the U1610/20A by wrapping it in plastic or heavy paper. 4 Pack the U1610/20A in foam or other shock-absorbing material and place it in a strong shipping container. You are recommended to use the original shipping material or order materials from a Keysight Sales Office.

  • Page 40: Replaceable Parts

    20A. Table 2-1 includes a brief description of each replaceable part with its corresponding part number. You can find the latest U1610/20A support parts list in the Keysight Test & NOTE Measurement Parts Catalog: http://www.keysight.com/find/parts. To order replaceable parts You can order replaceable parts from Keysight using the part numbers as listed in Table 2-1.

  • Page 41: Cleaning

    If the U1610/20A requires cleaning, follow these instructions: – Disconnect the power source from the U1610/20A. – Clean the external surfaces of the U1610/20A with a soft, lint-free, and slightly dampened cloth. – Make sure the U1610/20A is completely dry before reconnecting it to a power source.

  • Page 42: Battery Replacement

    No recalibration is required after replacing the battery. NOTE To avoid electric shock, disconnect all input and power cord from the WARNING U1610/20A. Do not operate the U1610/20A until the battery access cover is closed securely. 1 Loosen the screw of the battery access cover as indicated.

  • Page 43: Basic Troubleshooting Hints

    Service and Maintenance Basic Troubleshooting Hints This section provides hints and suggestions for solving general problems that you may encounter with the U1610/20A. Problem Hint/Suggestion No d isplay – Check that at the front panel is turned on. – Check the battery condition. Charge the battery if the battery is exhausted.
  • Page 44 – Install the battery back. low to power on the – The U1610/20A will start the charging process. The battery will take approximately 6 to 8 hours to be U1610/20A fully charged with the U1610/20A powered on.
  • Page 45 This information is subject to change without notice. Always refer to the Keysight website for the latest revision. © Keysight Technologies 2013 - 2017 Edition 11, November 24, 2017 Printed in Malaysia *U1610-90063* U1610-90063 www.keysight.com...

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