Tektronix SCD5000 Manuals

Manuals and User Guides for Tektronix SCD5000. We have 1 Tektronix SCD5000 manual available for free PDF download: Service Manual

Tektronix SCD5000 Service Manual (305 pages)

TRANSIENT WAVEFORM RECORDER

Brand: Tektronix | Category: Measuring Instruments | Size: 5 MB

Table of Contents
5
Symbols and Terms
12
Specific Precautions
13
Performance Conditions
14
Specifications
14
Recommended Calibration Interval
14
Table 1-1: Electrical Specifications
15
Horizontal System
16
Trigger System
16
Operating Parameters
17
Table 1-2: Electrical Characteristics
18
Video Output
22
Auxiliary Inputs and Outputs
22
Table 1-3: Physical Characteristics
23
Environmental Characteristics
24
Table 1-4: Environmental Characteristics
25
General Information
26
Supplying Operating Power
26
Line Voltage
26
Figure 2-1: Line Voltage Selector, Line Fuse, Power Cord Receptor
27
Power Cord
28
Table 2-2: Power-Cord and Plug Identification
29
Environmental Considerations
30
Instrument Cooling
30
Switch Settings
30
External Interfacing
31
Signal Cabling
31
Signal Inputs
31
Figure 2-2: Video Connector Pinout (Factory Configuration)
32
Rack Mounting Instructions
33
Figure 2-3: Rack Mounting Hardware
34
Figure 2-4: Rear Support Position for Shallow Racks
35
Packaging for Shipment
36
Power off
38
Self-Test and Diagnostics
39
Display Zones
41
Figure 2-6: Display Unit Display Zones
42
Figure 2-7: Single Waveform Display
43
Figure 2-8: Waveform Zone Indicators
44
System Overview
46
Theory of Operation
46
System Descriptions
48
Display System
48
Acquisition System
50
Board Descriptions
51
High Voltage Board
52
Figure 3-1: Part a - SCD1000 Block Diagram
55
Figure 3-2: Part B - SCD1000 Block Diagram
56
Figure 3-4: Part B - SCD5000 Block Diagram
58
Performance Verification
60
Incoming Inspection
60
Inspection Procedure
60
Table 4-1: Lists of Tests for Incoming Inspection
61
Required Equipment
62
Table 4-2: List of Required Equipment for Incoming Inspection
62
Figure 4-1: Internal Clock Frequency Test Setup
66
Table 4-4: Calibrator Timing Measurements
67
Figure 4-2: Internal Voltage Reference Setup
68
Table 4-5: SCD1000 Calibrator Voltage Limits
69
Figure 4-3: Internal Calibration Setup
73
Performance Verification Procedure
74
List of Tests
75
Table 4-9: Performance Verification Tests
75
Equipment Required
76
Table 4-10: Required Test Equipment
76
Figure 4-4: DMM Noise Filter Schematic
78
Setup for All Tests
79
Internal Calibrator Timing Reference
80
Figure 4-5: Internal Calibrator Reference Frequency Setup
81
Table 4-11: Calibrator Timing Measurements
82
Internal Calibrator Reference Voltage
83
Figure 4-6: Internal Calibrator Reference Voltage Setup
84
Table 4-12: SCD1000 Calibrator Amplitude
84
Table 4-13: SCD1000 Calibrator Delta Volts Accuracy
85
Input Resistance (SCD1000 Only)
88
Figure 4-7: Input Resistance Setup
88
Input Bias Current (SCD1000 Only)
90
Figure 4-8: Input Bias Current Setup
90
High Frequency Response (SCD1000 Only)
91
Figure 4-9: SCD1000 High Frequency Response Setup
91
High Frequency Response (SCD5000)
93
Figure 4-10: SCD5000 High Frequency Response Setup
94
Amplitude Accuracy
95
Figure 4-11: Delta Volts Accuracy Setup
96
Input Offset Accuracy
98
Figure 4-12: Input Offset Accuracy Setup
99
Table 4-18: SCD1000 Offset Accuracy Test Limits
100
Table 4-19: SCD5000 Offset Accuracy Test Limits
101
Table 4-20: SCD5000 with Option 01 Offset Accuracy Test Limits
101
Step Response (SCD1000 Only)
102
Figure 4-13: Step Response Setup
102
Figure 4-14: Step Response Measurement Using Cursors
104
Low Frequency Linearity
105
Figure 4-15: Low Frequency Linearity Setup
106
Common Mode Rejection Ratio (CMRR) (SCD1000 Only)
107
Figure 4-16: Common Mode Rejection Ratio Setup
108
Rms Noise (SCD1000 Only)
109
Figure 4-17: RMS Noise Setup
109
Table 4-21: Ch<X>Rms Noise Specifications
110
Horizontal Timing Accuracy and Linearity
111
Table 4-22: Timing Accuracy and Linearity
112
Figure 4-19: Trigger Level Range and Accuracy Setup
115
Table 4-23: SCD1000 Internal Trigger Level Accuracy
116
Table 4-24: SCD1000 External Trigger Level Accuracy
116
Table 4-25: SCD5000 External Trigger Level Accuracy
117
Table 4-26: SCD5000 Option 01 Internal Trigger Level Accuracy
118
Table 4-27: SCD5000 Option 01 External Trigger Level Accuracy
118
Trigger Jitter
119
Figure 4-20: Trigger Jitter Setup
120
Trigger Sensitivity
122
Figure 4-21: SCD1000 Trigger Sensitivity Setup Part 1 (Internal)
123
Figure 4-22: SCD1000 Trigger Sensitivity Setup Part 2 (External)
125
Internal Calibration
128
Vertical Calibration
129
Geometry Calibration
130
Horizontal Calibra~Ion
131
Sweep Accuracy
131
Trigger Calibration
133
Input Calibration (SCD1000 Only)
134
CRT Calibration
136
System Calibration
137
Procedure
138
Error Messages
138
Table 5-1: Internal Calibration Errors
139
External Calibration
140
Required Test Equipment
142
Table 5-2: Required Test Equipment
142
Controller Software Installation
144
Setup for All Procedures
146
Figure 5-1: Converter Board Test Points
148
Table 5-4: SCD5000 Power Supply Resistances
149
Power Supply Calibration
151
Figure 5-3: -50.0 V Power Supply Adjustment Pot
152
Internal Reference Signal Calibration
154
Video Preamp Calibration
158
Target Level
158
Read Gun Calibration
161
Hig~ Voltage Calibration
168
CRT Bias Calibration
173
Geometry Calibration
182
Horizontal Calibration
186
Vertical System Calibration (SCD1000 Only)
189
Input Calibration (SCD 1000 Only)
190
Vertical System Calibration (SCD5000 Only)
201
Trigger Calibration
204
Post Calibration Procedure
212
Calibration Utilities
213
Video Mode
216
GPIB Talker/Listener Program
219
Calibration Utility Programs for the GPIB Controller
222
Maintenance Information
232
Inspection and Cleaning Procedures
236
Removal and Installation Procedures
238
List of Modules
238
Jumper Settings
241
Access Procedure
243
Procedures for Modules
244
Power Supply
268
Troubleshooting
272
Troubleshooting Procedure
274
Interpreting the Diagnostic Led's
277
Operating System
277
Kernel Tests
278
Recommended Action
278
Verbose Mode
284
Real Time Clock Test
286
Error Messages
286
Timer Test
290

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