Tektronix 336 Manuals

Manuals and User Guides for Tektronix 336. We have 1 Tektronix 336 manual available for free PDF download: Service Manual

Tektronix 336 Service Manual (349 pages)

DIGITAL STORAGE OSCILLOSCOPE

Brand: Tektronix | Category: Test Equipment | Size: 17 MB

Table of Contents
3
List of Illustrations
5
Vertical Controls
5
Rear Panel
5
Graticule
5
Operators Safety Summary
7
Servicing Safety Summary
8
For Qualified Service Personnel Only
8
Specification
10
Introduction
10
Vertical Deflection System
12
Tv Sync Separator
14
Horizontal Deflection System
15
Z-Axis Input
17
Performance Requirement
18
Power Source
18
Operating Information
22
Preparation for Use
22
Safety Considerations
22
Line Voltage Selection
22
Line Fuse
23
Power Cord
23
Instrument Cooling
23
Start-Up
23
Repackaging for Shipment
24
Controls, Connectors, and Indicators
25
Introduction
25
Power, Crt, and Delay
25
Controls
25
Horizontal Controls
28
Trigger Controls
30
Right Side Panel
31
Display Mode, Memory, and Main Menu Controls
33
Bottom Panel Controls
36
Operating Considerations
45
Grounding
45
Signal Connections
45
Coaxial Cables
46
Input-Coupling Capacitor
46
Operator's Checks and Adjustments
47
Introduction
47
Initial Setup
47
Trace Rotation Adjustment
47
Probe Compensation
48
Vertical Accuracy Check
48
Horizontal Accuracy Check
49
Theory of Operation
51
Section Organization
51
Hybrid and Integrated Circuit Descriptions
51
Block Diagram
51
Block Description
51
Power Supplies
53
Microprocessor
55
Interrupt Logic
56
Address Decoder and Memory
57
Keyboard and Interface
57
Switch Matrix
61
Switch Scanning
61
Front-Panel Potentiometers
61
1 And Ch 2 Attenuators
61
1 And Ch 2 Vertical Preamps
62
Signal Amplitude
64
Vertical Switching and Output Amplifier
65
Vertical Channel Switch
65
Trigger Select
66
Internal Source
66
External Source
66
Trigger Coupling
67
A and B Triggers and Tv Sync Separator
67
Trigger Slope
68
Sweep Control
69
A and B Sweep Generators
71
Horizontal Preamp and Output Amplifier
73
Acquisition
74
Acquisition Time Base and Control
76
Bus Interface
76
Acquisition Control
78
Display Memory and Display Control
79
Display Control
80
Storage Display and Readout
81
Display Mode
82
Extended Memory, Battery Backup and Gpib (Option 01)
85
Unblanking Logic and Chart
89
Display Clock
89
Z-Axis Ampl, Calibrator, High Voltage, and Crt
93
Low-Voltage Power
97
Pulse Width Modulator
98
Performance Check Procedure
100
Test Equipment Required
100
Performance Check Interval
100
Initial Control Settings
104
Store Mode
108
Trigger Mode
110
Trigger Source
113
Check Delay Time Differential Accuracy
119
Check X-Axis Bandwidth
121
Adjustment Procedure
125
Preparation for Adjustment
126
Index to Adjustment Procedure
126
Power Supply and Display
128
Display Mode
137
Initial Control Settings
146
Adjust a and B Trigger Level Centering
146
(A2R258 and A2R251)
146
Adjust a and B Trigger Sensitivity
147
Runs after Delay)
147
Check a and B Internal Trigger Sensitivity
147
Check HF REJ and LF REJ COUPLING
148
Check EXT and EXT/10 Trigger Sensitivity
149
Check Line Trigger
151
Check Trigger MODE
151
Check External Trigger LEVEL Range
151
Check TV Trigger Sensitivity
152
Check Trigger Jitter
153
Horizontal
155
Adjust X10 MAG Registration (A12R200)
155
Adjust READOUT Horizontal Gain and Position (A4R284 and A4R280)
156
Adjust Storage X Gain (A6R370)
157
Adjust NON STORE X-Axis Gain and Position (A4R220 and A1R217)
157
Adjust X10 MAG Gain and Linearity
158
And A4R298)
158
Check VAR SEC/DIV Range
158
Adjust Delay Time Start and Stop
158
Check Delay Time Jitter
158
Check VAR HOLDOFF Range
159
Check Horizontal POSITION Range
159
Check a and B NON STORE Timing Accuracy
160
Check Delay Time Differential Accuracy
161
Check TRACE SEP Operation
162
External Z-Axis, Calibrator, CHART OUT, and Option
163
Check External Z-Axis Input
163
Adjust Calibrator Output (A1R992)
164
Check CHART out Operation
164
Maintenance
166
Preventive Maintenance
168
General Care
168
Inspection and Cleaning
168
Semiconductor Checks
170
Periodic Readjustment
170
Troubleshooting Aids
171
Check Voltages and Waveforms
174
Check Individual Components
174
Diagnostic Routines
175
Power-On Tests
175
Test Routines
176
Corrective Maintenance
179
Maintenance Precautions
179
Obtaining Replacement Parts
179
Selectable Components
179
Maintenance Aids
181
Transistors and Integrated Circuits
182
Soldering Techniques
182
Removal and Replacement Instructions
183
CRT Removal
187
Power-Up State
195
Power-Down State
195
Replaceable Electrical Parts
210
Cross Index-Mfr. Code Number to Manufacturer
211
Replaceable Electrical Parts
243
Diagrams and Circuit Board Illustrations
249
Out
303
Low-Voltage Power Supply
318
Vertical Output
320
Parts Ordering Information
337
Indentation System
337
Replaceable Mechanical Parts
338
Optional Accessories
349

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Tektronix 336 Service Manual (349 pages)

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