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DSO-2072H
Handheld Oscilloscope
Quick Guide

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Summary of Contents for Owon DSO-2072H

  • Page 1 DSO-2072H Handheld Oscilloscope Quick Guide...
  • Page 2: Table Of Contents

    Table of Contents Safety Information ··································································· 1 How to Implement the General Inspection ·································· 4 How to Use the Oscilloscope ···················································· 5 Power the Oscilloscope ······················································································5 The Structure of the Oscilloscope ·········································································5 Front Panel and Keys ·························································································5 Side Panel ·······································································································8 Introduction to the User Interface of the Oscilloscope ················································9 Functional Check ····························································································...
  • Page 3: Safety Information

    1. Safety Information (Before using this product, please read the safety information in advance) Safety Terms Terms in this manual (The following terms may appear in this manual): Warning: Warning indicates conditions or practices that could result in injury or loss of life. Caution: Caution indicates the conditions or practices that could result in damage to this product or other property.
  • Page 4 To prevent electric shock or fire, use a suitable power adapter. Refer to section "General Technical Specifications" for further information relating to the power supply. Warning: The two channels of the oscilloscope are non-isolated channels. Note that the channel should use a common reference when measuring, and the ground wires of the two probes cannot be connected to two non-isolated places with different DC electrical levels, otherwise it may cause a short circuit due to the ground wire connection of the oscilloscope probe.
  • Page 5 ⚫ Only voltage probes and test wires with proper insulation attached to the oscilloscope or accessories suitable for oscilloscope instrument products specified by our company shall be used. ⚫ Before use, check the multimeter test probe, oscilloscope probe and accessories for mechanical damage. If damage available, replace it. ⚫...
  • Page 6: How To Implement The General Inspection

    ◼ Avoid exposed circuit. Be careful when working on exposed circuitry to avoid risk of electric shock or other injury. ◼ Do not operate if any damage. If you suspect damage to the instrument, have it inspected by qualified service personnel before further use. ◼...
  • Page 7: How To Use The Oscilloscope

    3. How to Use the Oscilloscope Oscilloscope Power the The device can be powered three ways: 1) Input: USB-Cᵀᴹ (5 V/DC, 2 A) 2) Rechargeable batteries 3) Input: USB-Cᵀᴹ (5 V/DC, 2 A) + internal rechargeable batteries inserted Note: Use the supplied USB-Cᵀᴹ to USB- A cable. Any replacement cable should be of the correct type and specification.
  • Page 8 Figure 3-1: Front Panel of the Oscilloscope Description: 1. CH1 and CH2 input connectors. 2. Waveform generator output connector (optional). 3. Display area. 4. The F1 - F4 keys are multi-function keys. In each menu mode, press the corresponding key to select the corresponding menu item. 5.
  • Page 9 is the first level, press the return key to close the menu. 7. Measurement menu key (oscilloscope) or range key (multimeter). 8. Zoom or move key: Function of direction keys : used for the up and down movements of waveform, the time base changing, the voltage cursor movements and the trigger of electrical level change in the oscilloscope;...
  • Page 10: Side Panel

    Side Panel Description: 1. Probe compensation: 3.3V/1kHz square wave signal output 2. Charging or USB communication interface 3. Bracket...
  • Page 11: Introduction To The User Interface Of The Oscilloscope

    Introduction to the User Interface of the Oscilloscope 1 2 3 Figure 3-2: Oscilloscope Interface Description: 1. The trigger status indicates the following information: Auto: Automatic mode. The waveform is being collected without triggering. Trig: A trigger has been detected and post trigger information is being collected.
  • Page 12: Functional Check

    8. Battery power and external power supply indication. 9. Channel 1 waveform. 10. The pointer indicates the trigger electrical level position of the channel. 11. Channel 2 waveform. 12. The icon indicates trigger-related information, including trigger channel, coupling mode, trigger type and trigger electrical level. 13.
  • Page 13: Probe Compensation

    2. The switch on the oscilloscope probe is set to 10X and connected with the CH1 channel. Align the slot on the probe with the plug on the bayonet nut connector (BNC) of the CH1 connector and insert it, then turn the probe to the right and tighten it. Connect the probe tip and ground clamp to the connector of the probe compensator.
  • Page 14: Probe Attenuation Coefficient Setting

    and connect the reference wire clamp to the ground wire connector of the probe compensator, and then press the Auto key on the front panel. 2. Check the displayed waveform and adjust the probe until the compensation is correct. See Figure 3-4 and Figure 3-5. Overcompensation Correct compensation Under-compensation Figure 3-4: Display Waveform of Probe Compensation...
  • Page 15: Safe Use Of Probe

    Note: The preset setting of the probe attenuation coefficient in the menu when the oscilloscope is delivered is 10X. Make sure that the attenuation switch setting value on the probe is the same as the probe attenuation coefficient option in the oscilloscope menu.
  • Page 16: How To Use The Multimeter

    Warning: To prevent electric shock when using the probe, please keep your fingers behind the safety ring on the probe body. To prevent electric shock when using the probe, do not touch the metal part of the probe head when the probe is connected to a voltage source.
  • Page 17 Description: 1. Measurement type indication: ------ DC voltage measurement ~ ACV ------ AC voltage measurement ------ DC current measurement ~ ACA ------ AC current measurement Resist ------ Resistance measurement Diode ------ Diode measurement Cont ------ On/Off measurement ------ Capacitance measurement 2.Range indication: Manual means manual range;...
  • Page 18: How To Use The Waveform Generator (Optional)

    5. How to Use the Waveform Generator (optional) The instrument can provide 4 basic waveforms, sine wave, square wave, ramp wave, pulse wave, and 8 arbitrary waveforms. Connect the output Press the Mode button to switch the instrument interface to the waveform generator function interface.
  • Page 19: Troubleshooting

    6. Troubleshooting 1. The oscilloscope cannot be turned on. It may be that the battery is completely exhausted. At this time, even if the oscilloscope is powered by the power adapter, the oscilloscope cannot be turned on. You need to charge the battery first, and do not turn on the oscilloscope.
  • Page 20: Appendix

    RUN/STOP. Check whether the trigger mode of the trigger mode menu is normal or single, and the trigger electrical level is out of the waveform range. If so, center the trigger electrical level or set the trigger mode to automatic. In addition, you can press Auto to automatically complete the above settings.
  • Page 21 prevent damage to the instrument or probe. Cleaning: Check the instrument and probe frequently according to the operation. Clean the external surface of the instrument as follows: 1. Please wipe the floating dust outside the instrument and probe with a soft cloth.
  • Page 22 symbol indicates battery power supply; symbol indicates that there is only about five minutes of use time left. Please charge as soon as possible according to the relevant tips to avoid damage to the battery. Charging Method Charging the battery through the power adapter: Connect the oscilloscope to the power socket through the USB data cable and power adapter.
  • Page 23: Appendix C: Fuse Replacement

    2) Replace the rechargeable batteries. Observe the polarity markings shown inside the battery compartment. 3) Replace the battery compartment cover. Appendix C: Fuse Replacement Warning: Only use fuses of the correct type and rating. - Never use repaired fuses or bypass the fuse holder. a) Preparation 1) Switch the product OFF.

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