Tektronix MSO70000 Series

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Theory of Operation

2–14 MSO70000/C, DSA70000B/C, DPO70000B/C, DPO7000, MSO5000, DPO5000 Series

Main Page

Table of Contents7
General Safety Summary13
Service Safety Summary15
Preface17
Manual Structure17
Manual Conventions17
Getting Started19
Where to Find Operating Information21
Theory of Operation23
Module Overviews (DPO7000 Series, DSA/DPO70000B/C Series)25
Figure 2-1: Block Diagram (DPO7000 Series)28
Figure 2-2: Block Diagram (DSA7/DSA70000B/C Series)29
Module Overviews (MSO70000/C Series)30
Figure 2-3: Block Diagram (MSO70000/C Series)33
Module Overviews (MSO/DPO5000 Series)34
Figure 2-4: Block Diagram (MSO/DPO5000 Series)37
Adjustment Procedures39
Adjustment Interval41
Adjustment after Repair41
Adjustment41
Maintenance43
Preventing ESD45
Inspection and Cleaning46
General Care46
Interior Cleaning46
Exterior Cleaning46
Flat Panel Display Cleaning47
Table 4-1: External Inspection Checklist47
Table 4-2: Internal Inspection Checklist48
Returning the Instrument for Service50
Removal and Installation Overview51
Preparation51
Table 4-3: Required Equipment for Module Removal51
Module Removal (DPO7000 Series)52
Figure 4-1: DPO7000 Series Module Locations52
Table 4-4: DPO7000 Series Module Removal53
Module Removal (DSA/DPO70000B Series)54
Figure 4-2: Module Locations54
Table 4-5: Module Removal (DSA/DPO70000B Series)55
Μatx and Power Interface Removal (DPO7000 Series)56
Figure 4-3: Removing the Μatx/Power Interface Assembly57
Module Removal (MSO/DPO5000 Series)58
Figure 4-4: Module Locations (MSO/DPO5000 Series)59
Troubleshooting (DPO7000 Series, MSO70000/C Series, DSA/DPO70000B/C Series)60
Service Level60
Check for Common Problems60
Table 4-6: Failure Symptoms and Possible Causes60
Equipment Required62
Fault Isolation Procedure62
Figure 4-5: Primary Troubleshooting Tree63
Figure 4-6: Location of Power-On and Over-Current Leds64
Table 4-7: Power-On and Over-Current Leds64
Table 4-8: Power Supply Voltages65
Figure 4-7: Power Supply Test Points66
Instrument Diagnostics67
Figure 4-8: Diagnostics Control Panel68
Table 4-9: Diagnostic Tests69
Software Updates70
After Repair71
Μatx BIOS Error Messages71
Table 4-10: Μatx BIOS Error Messages71
Table 4-11: 039-0173-XX and 065-0745-XX Μatx POST Codes72
Table 4-12: 039-0185-XX Μatx POST Codes75
BIOS Beep Codes85
Table 4-13: 039-0173-XX and 065-0745-XX Μatx Beep Codes85
Table 4-14: 039-0185-XX Μatx Beep Codes86
Table 4-15: 039-0188-XX Μatx Beep Codes86
Installing an Authorization Key87
Hard Disk Drive Repair87
Troubleshooting (MSO/DPO5000 Series)89
Software Updates89
After Repair89
Service Level90
Fault Isolation Procedure90
Table 4-16: Failure Symptoms and Possible Causes90
Figure 4-9: Troubleshooting Tree (MSO/DPO5000 Series)91
Table 4-17: LED Definitions94
Table 4-18: DS10 Errors by Speed and Duration95
Table 4-19: DS10 Errors by Number of Flashes, with Related Voltages95
BIOS Error Messages96
Table 4-20: BIOS POST Codes: ECM-945GM Series96
BIOS Beep Codes102
Hard Disk Drive Repair102
Table 4-21: BIOS Beep Codes102
Replaceable Parts103
Replaceable Parts Overview105
Parts Ordering Information105
Using the Replaceable Parts List106
Replaceable Parts (DPO7000 Series)107
Table 5-1: Replaceable Parts - External (DPO7000 Series)107
Figure 5-1: External Parts (DPO7000 Series)108
Table 5-2: Replaceable Parts - Front Panel and Display (DPO7000 Series)109
Figure 5-2: Front Panel and Display (DPO7000 Series)110
Table 5-3: Replaceable Parts - Power Supply and Fans (DPO7000 Series)111
Figure 5-3: Power Supply and Fans (DPO7000 Series)112
Table 5-4: Replaceable Parts - Μatx Motherboard (DPO7000 Series)113
Figure 5-4: 039-0173-XX and 065-0745-XX Μatx Motherboard (DPO7000 Series)114
Figure 5-5: 039-0185-XX Μatx Motherboard (DPO7000 Series)115
Table 5-5: Replaceable Parts - Power Interface and Acquisition Assemblies (DPO7000 Series)116
Figure 5-6: Power Interface and Acquisition Assemblies (DPO7000 Series)117
Table 5-6: Replaceable Parts - Drives (DPO7000 Series)118
Figure 5-7: Drives (DPO7000 Series)119
Replaceable Parts (DSA/DPO70000B Series)120
Table 5-7: Replaceable Parts - External 1 (DSA/DPO70000B Series)120
Figure 5-8: External Parts 1 (DSA/DPO70000B Series)121
Table 5-8: Replaceable Parts - External 2 (DSA/DPO70000B Series)122
Figure 5-9: External Parts 2 (DSA/DPO70000B Series)123
Table 5-9: Replaceable Parts - Front Panel and Display (DSA/DPO70000B Series)124
Figure 5-10: Front Panel and Display (DSA/DPO70000B Series)125
Table 5-10: Replaceable Parts - Power Supply and Fans (DSA/DPO70000B Series)126
Figure 5-11: Power Supply and Fans (DSA/DPO70000B Series)127
Table 5-11: Replaceable Parts - Μatx Assembly (DSA/DPO70000B Series)128
Figure 5-12: 039-0173-XX and 065-0745-XX Μatx (DSA/DPO70000B Series)129
Figure 5-13: 039-0185-XX Μatx Assembly (DSA/DPO70000B Series)130
Figure 5-14: Acquisition Assembly (DSA/DPO70000B Series)131
Table 5-12: Replaceable Parts - Acquisition Assembly (DSA/DPO70000B Series)131
Table 5-13: Replaceable Parts - Interface Board (DSA/DPO70000B Series)132
Figure 5-15: Interface Board (DSA/DPO70000B Series)133
Table 5-14: Replaceable Parts - Drives (DSA/DPO70000B Series)134
Figure 5-16: Drives (DSA/DPO70000B Series)135
Replaceable Parts (MSO70000/C, DSA/DPO70000C Series)136
Table 5-15: Replaceable Parts - External 1 (MSO70000/C, DSA/DPO70000C Series)136
Figure 5-17: External 1 (MSO70000/C, DSA/DPO70000C Series)137
Table 5-16: Replaceable Parts - External 2 (MSO70000/C, DSA/DPO70000C Series)138
Figure 5-18: External Parts 2 (MSO70000/C, DSA/DPO70000C Series)139
Table 5-17: Replaceable Parts - Front Panel (MSO70000/C, DSA/DPO70000C Series)140
Figure 5-19: Front Panel and Display (MSO70000/C, DSA/DPO70000C Series)141
Figure 5-20: Drive Bay 1 (MSO70000/C, DSA/DPO70000C Series)143
Figure 5-21: Drive Bay 2 (MSO70000/C, DSA/DPO70000C Series)145
Figure 5-22: Interface Board (MSO70000/C, DSA/DPO70000C Series)147
Figure 5-23: Power Supply (MSO70000/C, Dsa/Dpo70000Cseries)149
Figure 5-24: Acquisition Assembly (MSO70000/C, DSA/DPO70000C Series)151
Figure 5-25: MSO Module (MSO70000/C Series)153
Figure 5-26: Μatx 1 (MSO70000/C, DSA/DPO70000C Series)155
Replaceable Parts (MSO/DPO5000 Series)158

Tektronix MSO70000 Series

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