Name: Owon SDS7102V
Brand: Owon
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SDS Series

Smart Digital Storage Oscilloscopes

Service Manual

■ SDS6062(V)

■ SDS7102(V)

■ SDS8102(V)

■ SDS8202(V)

■ SDS8302

■ SDS9302

Note: "V" for VGA interface (optional), SDS8302 and SDS9302

including VGA interface as default.

WWW.OWON.COM.HK

WWW.OWON.COM.CN

Table of Contents4
General Safety Summary6
Section 1: General Information9
Introduction9
Accessories Supplied9
Technical Specifications9
Table 1: Specifications10
General Technical Specifications15
Table 2: General Specifications15
Declaration of Conformity16
Section 2: Installation17
Performing the General Inspection17
Operating Environment17
Storage and Transport17
Table 3: Environment17
Packaging18
Tagging for Service18
Power Supply Requirement18
Cleaning Requirements18
Section 3: Test and Calibration19
Equipment for Testing19
Test Standard19
Inspection Items and Methods19
Figure 1: Connection of Sweep Rate and Error Inspection20
Figure 2: Waveform of Sweep Rate and Error Inspection20
Figure 3: Connection of Voltage Division and Error Inspection21
Figure 4: Connection of Voltage Measurement and Error Inspection21
Figure 5: Connection of Transient Response Inspection22
Figure 6: Waveform of Transient Response Inspection22
Figure 7: Connection of Vertical Movement Range Inspection23
Figure 8: Connection of Input Impedance Inspection24
Figure 9: Connection of Maximum Input Voltage Testing24
Section 4: Debugging and Calibration26
Brief Introduction26
Tools and Devices26
The Interval Time to Calibration26
Auto-Calibration26
Attenuation Compensation Capacitance and Resistance Calibration26
Figure 10: Attenuation Switch27
Figure 11: Connection of Calibrating the Probe in the CH127
Figure 12: Displayed Waveforms of the Probe Compensation27
Figure 13: Adjust Probe27
Figure 14: the Position of the Attenuation Compensation Capacitance28
Figure 15: the Position of the Attenuation Compensation Resistance29
Section 5: Maintenance30
Brief Introduction30
Preparation and Safety Event30
Circuit Diagram30
Figure 16: SDS Series Block Diagram30
Removal and Installation Procedures32
Figure 17: the Schematic Circuit Diagram of the Power Supply32
Figure 18: Loosen the Screws of Battery Box32
Figure 19: Remove the Battery Box Cover32
Figure 20: Remove the Ground Connection33
Figure 21: Remove the Screws of Rear Panel34
Figure 22: Unsnap the Rear Panel (1)34
Figure 23: Unsnap the Rear Panel (2)34
Figure 24: Disconnect the Rear Panel and Remove the Battery Box Container35
Figure 25: Remove Power Supply Board35
Figure 26: Screws and Cables of the Adapter Plate36
Figure 27: Remove the Adapter Plate36
Figure 28: Remove the Chassis37
Figure 29: Fan Power Cable of the Chassis37
Figure 30: Install the Chassis (1)38
Figure 31: Install the Chassis (2)38
Figure 32: Screws Secure the Fan39
Figure 33: Screws Secure the Main Board39
Figure 34: Remove the Main Board40
Examination and Maintenance42
Figure 35: Troubleshooting Procedure (1)42
Figure 36: Troubleshooting Procedure (2)43
Section 6: Replaceable Parts44
Replaceable Parts List44
Order Information44
Table 4: Replaceable Parts List44

Brand	Owon
Model	SDS7102V
Category	Test Equipment
Language	English

Owon SDS7102V Service Manual

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