Rigol DS1074B Service Manual Download Page 1

Page: 1 / 75

RIGOL

Service Guide

DS1000B Series Digital Oscilloscope

DS1074B, DS1104B, DS1204B

Dec. 2014

RIGOL Technologies, Inc.

Summary of Contents for DS1074B

Page 1: ...RIGOL Service Guide DS1000B Series Digital Oscilloscope DS1074B DS1104B DS1204B Dec 2014 RIGOL Technologies Inc...

Page 2: ......

Page 3: ...ation is subject to change without notice RIGOL shall not be liable for either incidental or consequential losses in connection with the furnishing use or performance of this manual as well as any inf...

Page 4: ...voltage since it has isobaric electric potential as the ground Observe All Terminal Ratings To avoid fire or shock hazard observe all ratings and markers on the instrument and check your manual for m...

Page 5: ...charge protective environment to avoid damage induced by static discharges Always ground both the internal and external conductors of cables to release static before making connections Proper Use of B...

Page 6: ...Category I installations for voltages up to 300 VAC To avoid the danger of electric shock do not connect the inputs to circuit s voltages above 300 VAC Transient overvoltage is also present on circui...

Page 7: ...These terms may appear on the product DANGER It calls attention to an operation if not correctly performed could result in injury or hazard immediately WARNING It calls attention to an operation if n...

Page 8: ...geerdet Schlie enSie die Erdungsklemmen an keine hohe Spannung an Beachten Sie alle Anschl sse Zur Vermeidung von Feuer oder Stromschlag beachten Sie alle Bemerkungen und Markierungen auf dem Instrum...

Page 9: ...ung von Personen und Sachsch den ist es unumg nglich das Ger t ausschlie lich fernab jedweder explosiven Atmosph re zu betreiben Ger teoberfl chen sauber und trocken halten Um den Einflu von Staub und...

Page 10: ...ervorrufen k nnen Begriffe auf dem Produkt Diese Bedingungen k nnen auf dem Produkt erscheinen DANGER weist auf eine Verletzung oder Gef hrdung hin die sofort geschehen kann WARNING weist auf eine Ver...

Page 11: ...tests of DS1000B series to understand its current performance status Chapter 4 Calibration Introduce how to calibrate DS1000B series Chapter 5 Disassemble and Assemble Introduce how to disassemble an...

Page 12: ...mance Test 3 1 Interface Test 3 2 USB Host Interface Test 3 2 USB Device Interface Test 3 4 LAN Interface Test 3 5 Specification Test 3 6 Impedance Test 3 7 DC Gain Accuracy Test 3 8 Bandwidth Test 3...

Page 13: ...e the Keyboard 5 10 To Disassemble and Assemble the Main Board 5 11 Chapter 6 Troubleshooting 6 1 Chapter 7 Replaceable Parts 7 1 Chapter 8 Service Support 8 1 Warranty 8 2 Worry free Support Plan 8 3...

Page 14: ...Figure 3 5 USB Device Interface Connection Fails 3 4 Figure 3 6 LAN Setup Interface 3 5 Figure 3 7 Remote Control Interface Based on LAN Interface Connection 3 5 Figure 3 8 To Connect the Test Devices...

Page 15: ...Guide XIII Tables Table 2 1 Auto Setting Items 2 7 Table 3 1 Setting Value of the Oscilloscope under Test 3 11 Table 3 2 Horizontal Time Base Setting Value for the Oscilloscope under Test 3 17 Table...

Page 16: ......

Page 17: ...itions The instrument must have been operating continuously for at least 30 minutes under the specified operating temperature You have to perform the Self Cal operation accessible through the Utility...

Page 18: ...CAT II 300Vrms RP3300A 10 1 CAT II 300Vrms Time delay between channel Typical 500ps Horizontal Sample Rate Range 3 65Sa s to 2GSa s Real Time 3 65Sa s to 50GSa s Equivalent time Waveform Interpolation...

Page 19: ...Add 2mV for settings from 2mV div to 245 mV div Add 50mV for settings from 250mV div to 10V div Voltage Difference V Measurement Accuracy Average Acquisition Mode Voltage difference between two points...

Page 20: ...CH1 CH2 CH3 CH4 Edge Pulse Video Measurement Cursor Manual Voltage difference between cursors V Time difference between cursors T Reciprocal of T in Hertz 1 T Track Voltage value and time value of wav...

Page 21: ...ncy Typical 1kHz Power Power Voltage 100 to 240 VAC 45 to 440Hz CAT II Power Consumption Less than 50W Fuse 2A T rating 250 V Environmental Ambient Temperature Operating 10 to 40 Non operating 20 to 6...

Page 22: ......

Page 23: ...Prepare for Use RIGOL DS1000B Sevice Guide 2 1 Chapter 2 To Prepare for Use Topics of this chapter General Inspection Power on Inspection To Connect the Probes Probe Compensation Auto Setting of Wave...

Page 24: ...acement of the unit 2 Inspect the instrument In case of any damage or defect or failure notify your RIGOL sales representative 3 Check the accessories Please check the accessories according to the pac...

Page 25: ...he power key at the front panel the backlights of the function keys at the upper side of the front panel will light for about 2 seconds You can operate the instrument after the display becomes normal...

Page 26: ...l input or external trigger interface Insert the BNC connector into the interface vertically and turn it clockwise Figure 2 3 BNC Interface Connection 2 Connect the other end of the probe to the circu...

Page 27: ...uation switch of the probe and attenuation coefficient in the probe menu to 10X Figure 2 5 To Set the Probe Switch and Attenuation Coefficient 2 Connect the probe to CH1 of the oscilloscope Connect th...

Page 28: ...driver to adjust the variable capacitor on the probe until the waveform displayed is as the Correctly compensated in the figure above 5 Use the same method to check CH2 CH3 and CH4 WARNING To avoid el...

Page 29: ...s Connect the signal under test to the input channel Press AUTO and adjust the parameters manually to get the optimum waveform display if necessary 2 Auto setting items Table 2 1 Auto Setting Items Fu...

Page 30: ......

Page 31: ...3 Performance Test Topics of this chapter Interfaces Test USB Host Interface Test USB Device Interface Test LAN Interface Test Specification Test Impedance Test DC Gain Accuracy Test Bandwidth Test Ba...

Page 32: ...device Steps 1 Insert the USB storage device into the USB Host interface at the front panel or rear panel of the oscilloscope Figure 3 1 Connection of the USB Host Interface at the Front Panel Figure...

Page 33: ...oscilloscope detects the program automatically and a prompt will be dispalyed to ask you whether to update the oscilloscope if yes the corresponding software updating process will be shown on the scre...

Page 34: ...program according to the directions Figure 3 4 USB Device Interface Connection 3 Click Tools Connect to Oscilloscope If the connection succeeds the corresponding connection status indicator at the upp...

Page 35: ...the LAN setting interface 3 Press LAN Init Recall and select OK 4 Wait for a moment and observe whether Configured is displayed in the status display area LAN Status If Configured is displayed the con...

Page 36: ...thin the specified range Tools A set of DS1000B series oscilloscope A set of FLUKE 9500B oscilloscope calibrator and the corresponding accessories Test Connection Diagram Figure 3 8 To Connect the Tes...

Page 37: ...t the vertical scale of CH1 of the oscilloscope to 500 mV div read and record the resistance measured 5 Turn off CH1 Repeat the steps above to test the impedances of CH2 CH3 and CH4 and record the mea...

Page 38: ...n and use to select Average acquisition mode press Averages and use to set the number of averages to 32 5 Press Measure Voltage Vavg to turn on the average measurement function Read and record Vavg1 6...

Page 39: ...2 mV div 4 5 mV div 10 mV div 3 20 mV div 50 mV div 100 mV div 200 mV div 500 mV div 1 V div 2 V div 5 V div 10 V div CH2 2 mV div 4 5 mV div 10 mV div 3 20 mV div 50 mV div 100 mV div 200 mV div 500...

Page 40: ...il Vavg1 Vavg2 Calculation Result 1 CH4 2 mV div 4 5 mV div 10 mV div 3 20 mV div 50 mV div 100 mV div 200 mV div 500 mV div 1 V div 2 V div 5 V div 10 V div Note 1 The calculation formula is Vavg1 Va...

Page 41: ...5 Press HORIZONTAL POSITION and VERTICAL POSITION respectively to set the horizontal position and vertical position to 0 6 Press TRIGGER LEVEL to set the trigger level to 0 V 4 Output a Sine with 1 MH...

Page 42: ...a Sine with 1 MHz frequency and 3 Vpp amplitude via Fluke 9500B 17 Repeat step 5 18 Output a Sine with 200 MHz frequency the setting value is different for different model of oscilloscope under test p...

Page 43: ...RIZONTAL POSITION and VERTICAL POSITION respectively to set the horizontal position and vertical position to 0 6 Press TRIGGER LEVEL to set the trigger level to 0 V 4 Press CH1 BW Limit ON to set the...

Page 44: ...equency and 3 Vpp amplitude via Fluke 9500B 26 Repeat steps 8 to 10 27 Output a Sine with 50 MHz frequency and 3 Vpp amplitude via Fluke 9500B 28 Repeat steps 12 to 14 29 Turn off CH1 Repeat the steps...

Page 45: ...dB 200 mV div Amplitude Loss A1 1 3 dB to 0 dB Amplitude Loss A2 2 3 dB 500 mV div Amplitude Loss A1 1 3 dB to 0 dB Amplitude Loss A2 2 3 dB CH4 100 mV div Amplitude Loss A1 1 3 dB to 0 dB Amplitude L...

Page 46: ...N to set the horizontal position to 1 ms Tip To quickly set the horizontal position to 1 ms you can first rotate HORIZONTAL SCALE to set the horizontal time base to 50 ms 6 Rotate HORIZONTAL SCALE to...

Page 47: ...1 Connect the active signal terminal of Fluke 9500B to CH1 of the oscilloscope as shown in Figure 3 8 2 Turn on Fluke 9500B and set its impedance to 1 M 3 Output a fast edge signal with 150 ps rise ti...

Page 48: ...of the oscilloscope unchanged and set the vertical scale to 500 mV div 8 Repeat step 5 Measure the zero point offset and record the test result 9 Turn off CH1 Repeat the steps above to test CH2 CH3 an...

Page 49: ...for at least 30 minutes Steps 1 Disconnect all the probes or cables from the input connectors 2 Press Utility Self Cal and the self calibration interface as shown in the figure below is displayed Fig...

Page 50: ...about 10 to 15 minutes If the instrument does not pass the self calibration after this period of time or the progress bar stops at one of the calibration items failure might occur to the instrument P...

Page 51: ...Structure Diagram To Disassemble and Assemble the Cover To Disassemble and Assemble the Upper Metal Cover To Disassemble and Assemble the Rear Metal Cover and Power Board To Disassemble and Assemble t...

Page 52: ...t Please wear anti static wrist strap or make other anti static precaution when disassembling the instrument Please use proper tools and follow the correct steps Take care not to deform the metal stru...

Page 53: ...ide 5 3 Structure Diagram Figure 5 1 DS1000B Stereogram Probe Compensator Handle Function Key Vertical Control Power Switch USB Host Interface Multi Function Knob Running Control Analog Signal Inputs...

Page 54: ...12 pan head torx pointed self tapping screw at the bottom of the cover 2 screws small nailhead M3 10 pan head torx machine screw at the handle groove Disassemble steps 1 Remove the 4 screws and using...

Page 55: ...and Assemble the Upper Metal Cover Figure 5 3 To Disassemble and Assemble the Upper Metal Cover Part Explanation 8 screws M3 6 countersunk head torx machine screw at the upper cover Disassemble step 1...

Page 56: ...in washer fixing the power shield cover and rear cover the positions of the screws are not marked out in the figure above and please remove them according to their actual positions 4 screws M3 6 pan h...

Page 57: ...er 5 Disassemble and Assemble RIGOL DS1000B Sevice Guide 5 7 4 Remove the power cable connecting the power socket and power board 5 Remove the 4 screws using the screwdriver T10 Then remove the power...

Page 58: ...ng screw fixing the fan 4 screws M3 6 pan head torx composite machine screw with plain washer fixing the interface board Disassemble steps 1 Remove the fan cable from the corresponding port 2 Remove t...

Page 59: ...ixing the LCD fixing frame and LCD the positions of the screws are not marked out in the figure above and please remove them according to their actual positions Disassemble steps 1 Remove the LCD scre...

Page 60: ...o Disassemble and Assemble the Keyboard Part Explanation 8 screws M3 6 countersunk head torx machine screw fixing the keyboard Disassemble steps 1 Remove the keyboard ribbon cable from the main board...

Page 61: ...osite machine screw with plain washer fixing the main board 5 nuts BNC nut at the BNC terminals Disassemble steps 1 Remove the 6 screws fixing the main board using the screwdriver T10 2 Remove the 5 n...

Page 62: ......

Page 63: ...sted 5 Repeat the acquisition 3 The tested voltage amplitude is 10 times greater or lower than the actual value Check whether the probe attenuation ratio matches with the channel attenuation coefficie...

Page 64: ...ay cause ladder like display Set the display Type to Dots to solve the problem 8 Unable to connect to PC or the PictBridge printer by USB 1 If Unknown device is displayed or the PC prompts that scanne...

Page 65: ...e in the table 19 18 20 3 2 4 11 16 5 27 24 22 10 28 25 15 14 29 17 8 9 21 12 13 1 6 7 23 26 Figure 7 1 DS1000B Exploded View Table 7 1 Replaceable Part List No Part Name Specification 1 DS1000B Panel...

Page 66: ...15mm DC12V 0 16A 5000RPM 22 Screw M3 10 pan head torx machine screw 23 Screw M3 8 pan head torx cutting self tapping screw 24 Screw M3 6 pan head torx composite machine screw with plain washer 25 Scr...

Page 67: ...Chapter 8 Service Support RIGOL DS1000B Service Guide 8 1 Chapter 8 Service Support Topics of this chapter Warranty Worry free Support Plan General Care and Cleaning...

Page 68: ...free replacement or repair of products which are approved defective To get repair service please contact with your nearest RIGOL sales and service office RIGOL does not provide other warranty items e...

Page 69: ...anty period expires Enjoy the worry free maintenance service within 1 year after the standard warranty period expires MP5 Within 2 years after the standard warranty period expires Enjoy the worry free...

Page 70: ...rly according to its operating conditions To clean the exterior surface perform the following steps 1 Disconnect the instrument from all power sources 2 Clean the loose dust on the outside of the inst...

Page 71: ...s Fail CH1 100 mV div 0 98 M to 1 02 M 500 mV div CH2 100 mV div 500 mV div CH3 100 mV div 500 mV div CH4 100 mV div 500 mV div External Trigger Channel Channel Input Impedance Test Result Limit Pass...

Page 72: ...div 1 V div 2 V div 5 V div 10 V div CH3 2 mV div 4 5 mV div 10 mV div 3 20 mV div 50 mV div 100 mV div 200 mV div 500 mV div 1 V div 2 V div 5 V div 10 V div CH4 2 mV div 4 5 mV div 10 mV div 3 20 mV...

Page 73: ...Vrms2 Vrms1 Bandwidth Limit Test Channel Vertical Scale Test Result Calculation Result Limit Pass Fail Vrms1 Vrms2 Vrms3 CH1 100 mV div Amplitude Loss A1 1 3 dB to 0 dB Amplitude Loss A2 2 3 dB 200 mV...

Page 74: ...2 2 3 dB Note 1 Amplitude Loss A1 dB 20 lg Vrms2 Vrms1 Note 2 Amplitude Loss A2 dB 20 lg Vrms3 Vrms1 Time Base Accuracy Test Channel Test Result T Calculation Result 1 Limit Pass Fail CH1 50 ppm Note...

Page 75: ...Fan 5 8 IP Protection 1 5 Keyboard 5 10 LAN Interface 3 5 Main Board 5 11 Mechanical 1 5 Panel and LCD 5 9 Power 1 5 Power on Inspection 2 3 Probe Compensation 2 5 Probe Compensator 1 5 Rear Metal Cov...

Search results

Summary of Contents for DS1074B

Reviews:

Related manuals for DS1074B

Brands by name

Popular brands

Rigol DS1074B, Service Manual

Search results

Summary of Contents for DS1074B

Reviews:

Related manuals for DS1074B

Brands by name

Popular brands