Rigol DM3000 Series Service Manual

Rigol DM3000 Series Service Manual

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Service Guide
Publication number: SGC01108-1210
Dec. 2008
© 2008 RIGOL Technologies, Inc. All Rights Reserved
DM3000 Series Digital Multimeter
RIGOL
DM3061/2/4
DM3051/2/4

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Summary of Contents for Rigol DM3000 Series

  • Page 1 Service Guide RIGOL Publication number: SGC01108-1210 Dec. 2008 DM3000 Series Digital Multimeter DM3061/2/4 DM3051/2/4 © 2008 RIGOL Technologies, Inc. All Rights Reserved...
  • Page 3  RIGOL products are protected by patent law in and outside of P.R. China.  Information in this publication replaces all previously corresponding material.  RIGOL Technologies, Inc. reserves the right to modify or change part of or all the specifications and pricing policies at company’s sole decision.
  • Page 4 Do Not Operate With Suspected Failures. If you suspect there is damage with this product, you have it inspected by qualified service personnel authorized by RIGOL before further operations. Provide proper ventilation. Service Guide for DM3000 Series...
  • Page 5 Such devices include most small appliances, test equipment, and other devices that plug into a branch outlet or socket. The DM3000 series Digital Multimeter may be used to make measurements with the HI and LO inputs connected to mains in such devices, or to the branch outlet itself (up to 300 VAC).
  • Page 6 RIGOL withstand occasional transient overvoltage up to 2500 Vpk. Do not use this equipment to measure circuits where transient overvoltage could exceed this level. Service Guide for DM3000 Series...
  • Page 7 CAUTION indicates that a potential damage to the instrument or other property may occur. Symbols on the Product: These symbols may appear on the Instrument: Hazardous Protective Chassis Earth Refer to Voltage Earth Ground Ground Instructions Terminal Service Guide for DM3000 Series...
  • Page 8 RIGOL General-Purpose Multimeter The document covers the description and introduction of six models of DM3000 Series Digital Multimeter: DM3061, DM3062, DM3064; DM3051, DM3052, DM3054. DM3000 Series Digital Multimeter naming rules: Prefix of desktop Digital Multimeter Serial Number 6-6½ , 5-5¾ digit 1-Basic;...
  • Page 9 RIGOL RIGOL DM3000 Series Digital Multimeter is equipment designed for high-precision, multifunction, automation measurements. The series includes 6½ digits multimeter, with high-speed data acquisition, automatic measurements, multiplexer, mathematical operations, and flexible user sensor configurations etc. DM3000 has a high-resolution monochrome LCD display system for simple waveform display and record.
  • Page 10 RIGOL Structure of This Document Chapter 1 Performance Specifications List the Performance specifications of DM3000 series. Chapter 2 Quick Start Help users to be familiar with the operating skills of DM3000. Chapter 3 Performance Test Introduce how to test the performance so as to know about its current state of DM3000 well.
  • Page 11: Table Of Contents

    AC Voltage and AC Current Calibration ............4-6 Frequency Calibration ................. 4-8 Capacitance Calibration ................4-8 Chapter 5 Disassembly & Assembly ............5-1 The Disassembly and Assembly Notice ............5-2 The 3D View of DM3000 ................5-3 Service Guide for DM3000 Series...
  • Page 12 Common Troubleshooting ..............6-4 Components Inspection ............... 6-7 Replaceable Part List ................6-10 Maintenance and Cleaning ................. 6-12 Chapter 7 Service & Support ..............7-1 Warranty ....................7-1 Contact Us ....................7-3 Index ........................ 1 Service Guide for DM3000 Series...
  • Page 13 Figure 5-12 The Schematic of Disassembling and Assembling Motherborad . 5-14 Figure 5-13 The Schematic of Disassembling and Assembling Key Board PCB ....................... 5-15 Figure 6-1 Circuit Diagram of DM3000 series ..........6-2 Figure 6-2 The Sketch Map of Fuse Replacement ......... 6-4 Figure 6-3 Transformer Sketch Map ............6-7...
  • Page 14 Table 4-3 AC Calibration Input Value ............4-7 Table 4-4 Capacitance Calibration input Value ..........4-8 Table 6-1 Check Table of Voltages among Windings of Transformer ....6-8 Table 6-2 Replaceable Part List ..............6-11 Service Guide for DM3000 Series...
  • Page 15: Chapter 1 Performance & Specifications

    RIGOL Chapter 1 Performance & Specifications This chapter covers the following topics: Mechanical Specifications  Technical Specifications  Specifications of DM306x Specifications of DM305x Service Guide for DM3000 Series...
  • Page 16: Mechanical Specifications

    RIGOL Mechanical Specifications Weight: 2.5 kg Dimension: W× H× D=231.6mm× 107mm× 290.5mm Figure 1-1 Dimension of DM3000 Service Guide for DM3000 Series...
  • Page 17: Technical Specifications

    0.800+0.015 0.1500+0.0002 Ω Diode Test 2.4000V 0.005+0.050 0.008+0.050 0.010+0.050 0.0010+0.0020 Continuity 2000Ω 0.005+0.050 0.008+0.050 0.010+0.050 0.0010+0.0020 Notes: [1] Specifications are for 60 minute warm–up and set reading resolution as 6½ . [2] Relative to calibration standards. Service Guide for DM3000 Series...
  • Page 18 Settling Considerations: Setting time of readings is affected by source impedance, cable dielectric characteristics and input signal changes. Generally, the Settling time of Common readings is about 1.5s when Low source impedance less than 1kΩ. Service Guide for DM3000 Series...
  • Page 19 0.8+0.05 0.9+0.06 0.9+0.07 0.035+0.006 10.0000A 40Hz-5kHz 0.40+0.06 0.42+0.06 0.43+0.07 0.015+0.006 5kHz-10kHz 0.42+0.1 0.42+0.1 0.43+0.1 0.03+0.006 Notes: [1] Specifications are for 60 minute warm–up and set reading resolution as 5½ . [2] Relative to calibration standards. Service Guide for DM3000 Series...
  • Page 20 Internal temperature changes due to self-heating may cause additional error on lower ac voltage ranges. The additional error will be less than 0.02% of reading and will generally dissipate within a few minutes. Service Guide for DM3000 Series...
  • Page 21 Errors will occur when attempting to measure the frequency or period of an input following a dc offset voltage change. The input blocking RC time constant must be allowed to fully settle (up to 1 sec) before the most accurate measurements are possible. Service Guide for DM3000 Series...
  • Page 22 [1] Specifications are for 60 minute warm–up using Math Null. Additional errors may occur for non–film capacitors. [2] Specifications are for 1% to 120% of range on the 2nF range and 10% to 120% of range on all other ranges. Service Guide for DM3000 Series...
  • Page 23 Input Impedance: 1MΩ ± 2%, in parallel with <100pF Input Protection: 750VRMS all ranges True RMS AC Current Measurement Method: Direct coupled to the fuse and shunt. AC-coupled True RMS measurement (measures the ac component only) Service Guide for DM3000 Series...
  • Page 24 >20kΩ, in parallel with 400pF, AC-coupled Delay: <1μs Min Pulsewidth: 1μs VMC Output: Level: TTL compatible (Input to ≥ 1kΩ load) Output Polarity: Selectable Positive, Negative Output Impendence: 200Ω, typical Nonvolatile Memory: 512K readings Volatile Memory: 2M readings 1-10 Service Guide for DM3000 Series...
  • Page 25 Null, Min/Max/Average, dBm, dB, Limit Test (with TTL output) Other Functions Reading Hold, Ratio Measurement High-speed Sampling 50kSa/s (In Datalog function) Reading Resolution 2,400,000 Count, >6½ digits USB I/O Interface USB Host, USB Device interface. It can support U-disk and USB printer. Service Guide for DM3000 Series 1-11...
  • Page 26 Safety: Measurement CAT II 300V, CAT I 1000V. Pollution degree 1. Vibration & Shock: Mil-T-28800E, Type III, Class 5 (Sine Only) Weight: 2.5kg Size (H x W x D): 107.0mm x 231.6mm x 290.5m 1-12 Service Guide for DM3000 Series...
  • Page 27: Specifications Of Dm305X

    [4] For each additional volt over ± 500 VDC add 0.02 mV of error. [5] For current terminal, > 7A DC or ACRMS for 30 seconds ON and 30 seconds OFF. Accuracy specifications are for the voltage measured at the input terminals only. 1 mA test Service Guide for DM3000 Series 1-13...
  • Page 28 Variation in the current source will create some variation in the voltage drop across a diode junction. Settling Considerations Reading settling times are affected by source impedance, cable dielectric characteristics, and input signal changes. Typically, settling time is 1.5s when source impedance less than 1kΩ. 1-14 Service Guide for DM3000 Series...
  • Page 29 [4] Specifications are for sine wave input >5% of range. Add 0.1% of the range for the sine wave input is 1%~5% of the range. [5] For current terminal, > 7A DC or ACRMS for 30 seconds ON and 30 seconds OFF. Service Guide for DM3000 Series 1-15...
  • Page 30 Internal temperature changes due to self-heating may cause additional error on lower ac voltage ranges. The additional error will be less than 0.02% of reading and will generally dissipate within a few minutes. 1-16 Service Guide for DM3000 Series...
  • Page 31 Errors will occur when attempting to measure the frequency or period of an input following a DC offset voltage change. The input blocking RC time constant must be allowed to fully settle (up to 1 sec) before the most accurate measurements are possible. Service Guide for DM3000 Series 1-17...
  • Page 32 [1] Specifications are for 60 minute warm–up using Math Null. Additional errors may occur for non–film capacitors. [2] Specifications are for 1% to 120% of range on the 4nF range and 10% to 120% of range on all other ranges. 1-18 Service Guide for DM3000 Series...
  • Page 33 400Vdc of bias on any range Input Impedance: 1MΩ ± 2%, in parallel with 100pF Input Protection: 750VRMS all ranges True RMS AC Current Measurement Method: Direct coupled to the fuse and shunt. AC coupled true RMS Service Guide for DM3000 Series 1-19...
  • Page 34 >20kΩ, in parallel with 400pF, AC-coupled Delay: <1μs Min Pulse width: 1μs VMC Output: Level: TTL compatible (Input to ≥ 1kΩ load) Output Polarity: Selectable Positive, Negative Output Impendence: 200Ω, typical Nonvolatile Memory: 512K readings Volatile Memory: 2M readings 1-20 Service Guide for DM3000 Series...
  • Page 35 Null, Min/Max/Average, dBm, dB, Limit Test (with TTL output) Other Functions Reading Hold, Ratio Measurement High-speed Sampling 50kSa/s (In Datalog function) Reading Resolution 480,000 Count, >5¾ digits USB I/O Interface USB Host, USB Device interface. It can support U-disk and USB printer. Service Guide for DM3000 Series 1-21...
  • Page 36 Safety: Measurement CAT II 300V, CAT I 1000V. Pollution Degree 1. Vibration & Shock: Mil-T-28800E, Type III, Class 5 (Sine Only) Weight: 2.5kg Size (H x W x D): 107.0mm x 231.6mm x 290.5m 1-22 Service Guide for DM3000 Series...
  • Page 37: Chapter 2 Quick Start

    The chapter mainly covers the following topics:  General Inspection Inspect the Instrument Check the List of Accessories  Handle Adjustment  Introduction of Front Panel  Introduction of Rear Panel  Introduction of User Interface Service Guide for DM3000 Series...
  • Page 38: General Inspection

    In case of any damage, or defect, or failure, notify the RIGOL Sales Representative. If the shipping container is damaged, or the protective material shows signs of stress, notify the carrier as well as your RIGOL sales office. Keep the shipping materials for the carrier’s inspection.
  • Page 39: Handle Adjustment

    To adjust the handle position of DM3000 Digital Multimeter, please grip the handle by the sides and pull it outward. Then, rotate the handle to the desired position as shown in figure 2-1, figure 2-2. Figure 2-1 The Method of Adjusting Handle Figure 2-2 Adjustable Positions for Handle Service Guide for DM3000 Series...
  • Page 40: Introduction Of Front Panel

    Measure Continuity Save and Recall Measure Frequency Set the Utility Functions Measure Sensor View the built-in Help System Measure AC Voltage Measure AC Current Measure Capacitance Measure Diode Logging Data Set the Digit of Shown Data Service Guide for DM3000 Series...
  • Page 41: Introduction Of Rear Panel

    Multiplexer Interface Selector Ext Trigger Figure 2-4 Sketch map of Rear Panel Introduction of User Interface Digits resolving Local/Remote Range index Operation Current Measurement Function Measurement Data Display Figure 2-5 Sketch map of User Interface Service Guide for DM3000 Series...
  • Page 43: Chapter 3 Performance Test

    Chapter 3 Performance Test The chapter mainly covers the following topics:  Equipments for Test  Performance Test Quick Test Common Test Optional AC Voltage Test Optional AC Current Test Capacitance Test  Software Connection Test Service Guide for DM3000 Series...
  • Page 44: Equipments For Test

    RIGOL Equipments for Test The equipments in table 3-1 are recommended for testing DM3000 Series Digital Multimeter (also for calibration). If the exact equipment is not available, use the accuracy requirements shown to select substitute test equipments. Table 3-1 Recommended Equipments...
  • Page 45: Performance Test

    24-hours after calibration, the valid period is 24-hours. NOTE It is necessary to do the test again when exceed valid period since first successful test. The equipment failing test should not be used until have been calibrated or repaired. Service Guide for DM3000 Series...
  • Page 46 The Input HI-LO and Sense/Ref HI-LO Terminals in Short Circuit Next, perform the test items in table 3-2 or table 3-3 one by one, then compare the test results with the error range in the tables. Service Guide for DM3000 Series...
  • Page 47 [3] Errors in above table are corresponding to 2-wire resistance function in math Null. Without Math Null, the error is ± 0.2 Ω additional errors in 2–wire resistance function; [4] The reading resolution of multimeter is 6½ ; [5] Q: Optional quick test point. Service Guide for DM3000 Series...
  • Page 48 [3] Errors in above table are corresponding to 2-wire resistance function in math Null. Without Math Null, the error is ± 0.2 Ω additional errors in 2–wire resistance function; [4] The reading resolution of multimeter is 5½ ; [5] Q: Optional quick test point. Service Guide for DM3000 Series...
  • Page 49 [3] Errors in above table are corresponding to 2-wire resistance function in math Null. Without Math Null, the error is ± 0.2 Ω additional errors in 2–wire resistance function; [4] The reading resolution of multimeter is 6½ ; [5] Q: Optional quick test point. Service Guide for DM3000 Series...
  • Page 50 [3] Errors in above table are corresponding to 2-wire resistance function in math Null. Without Math Null, the error is ± 0.2 Ω additional errors in 2–wire resistance function; [4] The reading resolution of multimeter is 5½ ; [5] Q: Optional quick test point. Service Guide for DM3000 Series...
  • Page 51 ± 1.35V 750V 10kHz 750.00V ± 1.35V Notes:   [1] Set the AC filter as slow ( Meas Filter Slow ); [2] Set the reading resolution as 5½ ; [3] Q: Optional quick test point. Service Guide for DM3000 Series...
  • Page 52 750V 10kHz 750.00V ± 2.25V Notes:   [1] Set the AC filter as slow ( Meas Filter Slow ); [2] Set the reading resolution as 5½ ; [3] Q: Optional quick test point. 3-10 Service Guide for DM3000 Series...
  • Page 53 [1] Continuous current more than DC 7A or AC RMS 7A should be 30 seconds ON and 30 seconds OFF;   [2] Set the AC filter as slow ( Meas Filter Slow ); [3] Set the reading resolution as 5½ ; [4] Q: Optional quick test point. Service Guide for DM3000 Series 3-11...
  • Page 54 [1] Continuous current more than DC 7A or AC RMS 7A should be 30 seconds ON and 30 seconds OFF;   [2] Set the AC filter as slow ( Meas Filter Slow ); [3] Set the reading resolution as 5½ ; [4] Q: Optional quick test point. 3-12 Service Guide for DM3000 Series...
  • Page 55 5mHz 10Hz 2.0000000V 7mHz 40Hz 20.000000V 8mHz 100kHz 200.00000V 20Hz Notes: [1] Use coaxial-cable as the lead for the input signal; [2] The reading resolution is 5½ ; [3] Q: Optional quick test point. Service Guide for DM3000 Series 3-13...
  • Page 56: Optional Ac Voltage Test

    ± 60mV 200V 1kHz 200.0000V ± 600mV 200mV 1kHz 200.0000mV ± 600μV Notes:   [1] Set the AC filter as slow ( Meas Filter Slow ); [2] Set the reading resolution as 5½ . 3-14 Service Guide for DM3000 Series...
  • Page 57: Optional Ac Current Test

    ± 10mA 200mA 1kHz 1.00000A ± 6mA 20mA 1kHz 1.00000A ± 5.1mA Notes:   [1] Set the AC filter as slow ( Meas Filter Slow ); [2] Set the reading resolution as 6½ . Service Guide for DM3000 Series 3-15...
  • Page 58: Capacitance Test

    ± 600pF 400nF 400.0nF ± 6nF 4μF 4.000μF ± 60nF 40μF 40.00μF ± 600nF 200μF 200.0μF ± 3μF Notes: [1] Specifications are for 60 minutes warm–up using Math Null; [2] Q: Optional quick test point. 3-16 Service Guide for DM3000 Series...
  • Page 59: Software Connection Test

    UltraSensor; after successfully installing the software and USB driver and opening the software; press above the software interface, the color of light on the upper right of interface turns red into green, you will see the figure 3-3 below. Service Guide for DM3000 Series 3-17...
  • Page 60 RIGOL Figure 3-3 UltraSensor is successfully connected NOTE You can download the latest UltraLogger and UltraSensor software from the official website www.rigolna.com. 3-18 Service Guide for DM3000 Series...
  • Page 61: Chapter 4 Calibration

    Calibration The chapter mainly covers the following topics:  Calibration Security Code  Calibration Notice  DC Voltage, DC Current, Resistance Calibration  AC Voltage and AC Current Calibration  Frequency Calibration  Capacitance Calibration Service Guide for DM3000 Series...
  • Page 62: Calibration Security Code

    Set or Reset Security Code Press , select T/C  PSW to enter the primary password by the direction buttons on front panel and set SecrOff , then enter a new code and press SecrOff to finish new setting. Service Guide for DM3000 Series...
  • Page 63: Calibration Notice

    Whatever calibration interval you select, RIGOL suggests that completing re-adjustment should always be performed in conformity to its regulations offered by RIGOL during calibrating. If you actually do this, a good performance will be hold within interval to next calibration or longer.
  • Page 64: Dc Voltage, Dc Current, Resistance Calibration

    4-1 in the same way. NOTE The calibration procedure must be performed carefully to avoid affecting instruments performance by wrong operations. Before calibrating, please pay your attention to “Test Consideration” in chapter 3. Service Guide for DM3000 Series...
  • Page 65 400.000kΩ 4.00000MΩ 4.00000MΩ 100.000MΩ 100.0000MΩ DC Voltage 400.000mV 0 (input terminal shorted) 400.000mV 4.00000V 4.00000V 40.0000V 40.0000V 400.000V 400.000V 1000.00V 1000.00V DC Current 20.0000mA 0 (input terminal open) 20.0000mA 200.000mA 200.000mA 1.00000A 1.00000A 10.0000A 10.0000A Service Guide for DM3000 Series...
  • Page 66: Ac Voltage And Ac Current Calibration

    Gain to perform full range calibration, finally select Save to exit and complete calibrating AC voltage in the range of 200mV. Afterwards, perform other items list in table 4-2 in the same way. NOTE Frequency correction is not required during calibrating AC current. Service Guide for DM3000 Series...
  • Page 67 1kHz/200mV Voltage 200kHz/100mV 50Hz/1V 1kHz/1V 1kHz/2V 200kHz/1V 50Hz/3V 1kHz/10V 1kHz/20V 200kHz/3V 50Hz/10V 200V 1kHz/100V 1kHz/200V 200kHz/10V 50Hz/10V 750V 1kHz/375V 1kHz/750V 200kHz/10V 1kHz/1mA 1kHz/2mA Current 20mA 1kHz/10mA 1kHz/20mA 200mA Null 1kHz/100mA 1kHz/200mA 1kHz/500mA 1kHz/1A 1kHz/5A 1kHz/10A Service Guide for DM3000 Series...
  • Page 68: Frequency Calibration

    The capacitance calibration input values are shown in table 4-3. Table 4-4 Capacitance Calibration input Value Function Range Zero Gain Input Capacitance 2nF 20nF 20nF 200nF 200nF Input Null 2μF 2μF 20μF 20μF 200μF 200μF Service Guide for DM3000 Series...
  • Page 69: Chapter 5 Disassembly & Assembly

     To Disassemble and Assemble Fuse Socket, BNC Module and GPIB PCB  To Disassemble and Assemble Filter Board and Transformer  To Disassemble and Assemble Front Panel and LCD  To Disassemble and Assemble Multiplexer Board, Motherboard and Key Board PCB Service Guide for DM3000 Series...
  • Page 70: The Disassembly And Assembly Notice

     Prevent the transfiguration of metallic parts and avoid to be injured when disassembling Tools:  Club screwdriver T10, T15  Clamps WARNING Before disassembling, please make sure the power is cut off. The operation stuff should be trained and have acquired the related qualification. Service Guide for DM3000 Series...
  • Page 71: The 3D View Of Dm3000

    Handle  Rear Panel  Metallic Shell  Fuse Socket  BNC & GPIB PCB  Filter Board and Transformer  Front Panel and LCD  Multiplexer Board  Motherboard  Key Board PCB. The assembly step is reverse. Figure 5-1 The Exterior 3D View of DM3000 Service Guide for DM3000 Series...
  • Page 72 RIGOL Figure 5-2 The Interior 3D View of DM3000 Service Guide for DM3000 Series...
  • Page 73: To Disassemble And Assemble

    Grip both side of handle and pull it outward, then rotate the handle to the desired position in order to take it away. See figure 5-3. The disassembly method of rear panel and metallic shell is shown in the figure 5-4, figure 5-5. Figure 5-3 The Schematic of Disassembling and Assembling Handle Service Guide for DM3000 Series...
  • Page 74 RIGOL Figure 5-4 The Schematic of Disassembling and Assembling Rear Panel Service Guide for DM3000 Series...
  • Page 75 RIGOL Figure 5-5 The Schematic of Disassembling and Assembling Metallic Shell Service Guide for DM3000 Series...
  • Page 76: To Disassemble And Assemble

    RIGOL To Disassemble and Assemble Fuse Socket, BNC Module and GPIB PCB Figure 5-6 The Schematic of Disassembling and Assembling Fuse Socket Service Guide for DM3000 Series...
  • Page 77 RIGOL Figure 5-7 The Schematic of Disassembling and Assembling BNC Module Service Guide for DM3000 Series...
  • Page 78 RIGOL Figure 5-8 The Schematic of Disassembling and Assembling GPIB PCB 5-10 Service Guide for DM3000 Series...
  • Page 79: To Disassemble And Assemble

    RIGOL To Disassemble and Assemble Filter Board and Transformer Figure 5-9 The Schematic of Disassembling and Assembling Filter Board and Transformer Service Guide for DM3000 Series 5-11...
  • Page 80: Front Panel And Lcd

    RIGOL To Disassemble and Assemble Front Panel and LCD Figure 5-10 The Schematic of Disassembling and Assembling Front Panel and LCD 5-12 Service Guide for DM3000 Series...
  • Page 81: Multiplexer Board, Motherboard And Key Board Pcb

    RIGOL To Disassemble and Assemble Multiplexer Board, Motherboard and Key Board PCB Figure 5-11 The Schematic of Disassembling and Assembling Multiplexer Board Service Guide for DM3000 Series 5-13...
  • Page 82 RIGOL Figure 5-12 The Schematic of Disassembling and Assembling Motherborad 5-14 Service Guide for DM3000 Series...
  • Page 83 RIGOL Figure 5-13 The Schematic of Disassembling and Assembling Key Board PCB Above procedures and orders of disassembly and assembly are recommended to avoid the damage to equipment during operating and save your time. Service Guide for DM3000 Series 5-15...
  • Page 85: Chapter 6 Troubleshooting & Maintenance

    Components Inspection Replaceable Part List  Maintenance and Cleaning Even though great care was taken in the design of DM3000 series, problems may occur. So, please read this chapter carefully to get more information about troubleshooting and maintenance. Service Guide for DM3000 Series...
  • Page 86: Dm3000 Principle Introduction

    RIGOL DM3000 Principle Introduction The circuit of DM3000 series can be divided into floating circuit, grounding circuits and power input. The floating circuit includes current fuse, front panel signal input end (banana socket) and measurement analog front-end which contains circuits such as the input protection of all the measurement function, function switch, signal transform conditioning, A/D conversion and control interface.
  • Page 87  When multiplexer measuring, firstly the host CPU will control the analog front-end to switch to multiplex board, and then send commands to shift to certain channel, eventually, perform same procedures to get final result. Service Guide for DM3000 Series...
  • Page 88: Troubleshooting

    (4) Check if the safety fuse is blown; replace a new one if necessary. (5) Check if the power selector is in correct position. (6) If the unit still cannot work properly, please contact with your local RIGOL Service center.
  • Page 89 (2) Check whether the recommended calibration date is exceed. If the testing value exceeds the range in corresponding accuracy index, please contact authorized calibration center of RIGOL to calibrate. (3) If the instrument still can not work in the course of nature, please contact with your local RIGOL Service center.
  • Page 90 RIGOL local RIGOL Service center.. 7. For the other malfunctions, please contact with RIGOL maintain ace centre or refer to “service and support. WARNING: Only authorized personnel by RIGOL could disassemble the instrument, or else no warranty would be available.
  • Page 91: Components Inspection

    220V, you should select “230”; if the commercial power is 110V, you should select “115”. Inspection method: Check the voltage among windings Blue AC 8.5V Blue AC 110V Brown AC 17V Yellow Yellow AC 17V White AC 110V Black AC 9V White Black Figure 6-3 Transformer Sketch Map Service Guide for DM3000 Series...
  • Page 92 (all pixel are put out). Press Help button for about 2 seconds, the display return to normal measurement state. If you make sure it was the malfunction of the screen, please contact RIGOL. 4. Keyboard DM3000 series utilize LED backlight button design, which is more convenient and accurate.
  • Page 93 If you make sure it was the malfunction of keyboard, please contact RIGOL. Tips: Some difficulties could be solved by recalling factory setup.
  • Page 94: Replaceable Part List

    RIGOL Replaceable Part List RIGOL provides some replaceable parts in order to maintain or update for users. Please see as the following table. 6-10 Service Guide for DM3000 Series...
  • Page 95 Front USB Board USB Host Interface LCD screen You can contact RIGOL technical support department or RIGOL authorized distributors to change the part, take a reference of chapter “Contact Us” to get the contact information. Service Guide for DM3000 Series...
  • Page 96: Maintenance And Cleaning

    If this instrument requires cleaning, and clean it with a mild detergent and water.. To avoid damage to the surface of the instrument, do not use any abrasive or chemical cleaning agent. CAUTION: Make sure the instrument is completely dry before reconnecting it to a power source. 6-12 Service Guide for DM3000 Series...
  • Page 97: Chapter 7 Service & Support

    2. The mainframes of RIGOL’ s products have a three-year warranty and the accessories such as probe and test pen (with the exception of power cord, USB and BNC cable) have a one-year warranty .
  • Page 98 RIGOL Technical support department or Maintenance Center to avoid unnecessary damages. 8. For any direct or indirect losing caused by incorrect operations by users, RIGOL may take in hand only some maintenance responsibilities with rationality and maneuverability. 9. Malfunction instrument should be send back to RIGOL Maintenance Center for repairing...
  • Page 99: Contact Us

    RIGOL Technologies, Inc. 156# CaiHe Village, ShaHe Town, ChangPing District, Beijing, China Post Code: 102206 Overseas: Contact the local RIGOL distributors or sales office. For the latest product information and service, visit our website: www.rigolna.com Service Guide for DM3000 Series...
  • Page 101: Index

    DM306X DC Characteristics ....1-3 Check the list of accessories ....2-2 DM306X Frequency Period Circuit Diagram of DM3000 series ..6-2 Characteristics........1-7 Cleaning ..........6-12 DM306X Measuring Characteristics ..1-9 Common Test ........3-3 Equipments for Test ......3-2 Common Troubleshooting ....
  • Page 102 RIGOL The Introduction of Front Panel ..2-4 UltraLogger Connection Test ..... 3-17 The Introduction of Rear Panel ... 2-5 UltraSensor Connection Test ..... 3-17 The User Interface ......2-5 Warranty ..........7-1 Service Guide for DM3000 Series...

This manual is also suitable for:

Dm3061Dm3062Dm3064Dm3051Dm3052Dm3054

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