Tektronix TDS2014C - Figure 8-4: Exploded Diagram, Back Case and Trim

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Figure 8-4: Exploded diagram, back case and trim

8–10 TDS2000C Series Oscilloscope Service Manual

Main Page

Table of Contents5
General Safety Summary10
Service Safety Summary12
Preface13
Manual Conventions13
Related Documentation13
Specifications15
Signal Acquisition System Characteristics17
Table 1-1: Signal Acquisition System Characteristics17
Time Base System21
Table 1-2: Time Base System21
Triggering System23
Table 1-3: Triggering System23
Display Specifications27
Table 1-4: Display Specifications27
Interfaces and Output Ports Specifications28
Data Handling Characteristics28
Power Distribution System28
Table 1-5: Interfaces and Output Ports Specifications28
Table 1-6: Data Handling Characteristics28
Table 1-7: Power Distribution System28
Mechanical Characteristics29
Environmental Performance29
Table 1-8: Mechanical Characteristics29
Table 1-9: Environmental Performance29
Data Logging System Characteristics30
Limit Testing System Characteristics30
Table 1-10: Data Logging System Characteristics30
Table 1-11: Limit Testing System Characteristics30
Where to Find Operating Information33
Theory of Operation37
System Level Block Diagrams40
Figure 3-1: Module-Level Block Diagram (2-Channel)40
Figure 3-2: Module-Level Block Diagram (4-Channel)41
Main Board42
Acquisition System42
Input Signal Interface43
Probe Compensation43
External Trigger43
Main Board Power43
Power Supply44
Display Module44
Front Panel44
Table 4-1: Performance Verification47
Four-Channel Oscilloscopes48
Performance Verification48
Test Record48
Table 4-2: Test Record48
Performance Verification Procedures49
Self Test49
Self Calibration49
Check DC Gain Accuracy49
Check Bandwidth51
Check Edge Trigger Sensitivity53
Check Vertical Position Accuracy56
Figure 4-1: Example of a Line Graph for the Vertical Position Accuracy Test59
Adjustment Procedures61
Required Equipment63
Table 5-1: Required Equipment63
Adjustment Procedure64
Enable the Service Menu64
Figure 5-1: Adjustment Setups65
Adjustment Procedure66
Table 5-2: Adjustment Steps67
Maintenance73
Preventing ESD73
Inspection and Cleaning73
General Care74
Interior Cleaning74
Exterior Cleaning74
Exterior Inspection75
Interior Inspection75
Table 6-1: External Inspection Checklist75
Cleaning Procedure, Interior76
Table 6-2: Internal Inspection Checklist76
Removal and Installation Procedures78
Summary of Procedures78
Rear Feet78
Flip Feet78
Front-Panel Knobs78
Rear Case78
Front Feet78
Figure 6-1: Locator for Trim and Cabinet Removal (4-Channel Model Shown)79
Figure 6-2: Locator for Internal Modules (4-Channel Model Shown)79
Power Supply Module84
Internal Assembly85
Display Adapter Module86
Figure 6-3: Display Adapter Board Connections86
Figure 6-4: Connecting the Display Cable87
Front-Panel Cable89
Main Board Module90
Display Module92
Front-Panel Module93
Keypad94
Troubleshooting95
Adjustment after Repair95
Required Tools and Equipment95
Troubleshooting Tree95
Table 6-3: Tools and Equipment95
Figure 6-5: Oscilloscope Troubleshooting Tree96
Figure 6-6: Oscilloscope Troubleshooting Tree97
Figure 6-7: Oscilloscope Troubleshooting Tree98
Figure 6-8: Oscilloscope Troubleshooting Tree99
Probe Comp Output100
Table 6-4: Probe Comp Output100
Troubleshooting the Power Supply101
Table 6-5: Troubleshooting the Power Supply101
Troubleshooting the Display102
Table 6-6: Troubleshooting the Display102
Troubleshooting the Backlight104
Figure 6-9: Measuring the Backlight Voltage105
Troubleshooting the Front Panel106
Table 6-7: Troubleshooting the Front Panel - Service106
Table 6-8: Troubleshooting the Front Panel - Service Diag106
Table 6-9: Troubleshooting the Front Panel - Mfg. Test106
Table 6-10: Expected Signals at J202107
Troubleshooting the Main Board109
Table 6-11: Troubleshooting the Main Board109
Table 6-12: List of Error Codes110
Repackaging Instructions112
Diagrams113
Figure 7-1: TDS2000C Series Block Diagram114
Replaceable Parts115
Parts Ordering Information117
Using the Replaceable Parts List118
Table 8-1: Replaceable Parts List118
Parts Lists and Exploded Views119
Table 8-2: Replaceable Parts List, 2-Channel Models119
Figure 8-1: Exploded Diagram, 2-Channel Models120
Table 8-3: Replaceable Parts List, 4-Channel Models121
Figure 8-2: Exploded Diagram, 4-Channel Models122
Table 8-4: Replaceable Parts List, Power Supply Module, Cables, and Wires123
Figure 8-3: Power Supply Module, Cables, and Wires (2-Ch Model Shown, with 4-Ch Model in Circle)124
Table 8-5: Replaceable Parts List, Back Case and Trim125
Figure 8-4: Exploded Diagram, Back Case and Trim126
Appendix A: Example of a Vertical Position Accuracy Test Spreadsheet127
Example Filled-In Vertical Position Accuracy Test Spreadsheet127
Table A-1: Vertical Position Accuracy Test Spreadsheet127

Tektronix TDS2014C - Figure 8-4: Exploded Diagram, Back Case and Trim

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