Tektronix 11302A Manuals

Manuals and User Guides for Tektronix 11302A. We have 1 Tektronix 11302A manual available for free PDF download: Service Reference Manual

Tektronix 11302A Service Reference Manual (291 pages)

Counter Timer Oscilloscope

Brand: Tektronix | Category: Test Equipment | Size: 7.66 MB

Table of Contents
3
List of Illustrations
9
List of Tables
11
Safety Summary
12
Section 1-General Information
14
Introduction
14
Operating Power Information
14
Power Cord Infonnation
15
Operating Voltage
15
Memory Backup Power
17
Operating Environment
17
Operating Temperature
17
Ventilation Requirements
17
Instrument Options
18
List of Options
18
Option Lc
18
Option L R
18
Option Lt
18
Option A2
18
Option A3
18
Option A4
18
Option as
18
Section 2-Checks and Adjustments
20
Installing and Removing Plug-In Units
20
Minimize the Time Power Is off
20
Test Equipment
21
Cable Requirements
21
Using the CATS Software
24
Creating a Working Disk for a Dual-Floppy Drive System
24
Installing CATS Software on a Hard Disk System
24
Running the CATS Software
25
Selecting Menu Items: Default Selection Is Highlighted
25
Other Function Keys
26
Storing and Reloading Mainframe Calibration Constants
26
Test Data Logging
27
CATS SRQ Messages
28
CATS Error Messages
28
Using this Procedure
29
Mainframe Menu Selection and Measurement Techniques
29
Mainframe Preparation
31
Part 1 - Power Supply
33
Examine Supply Voltages
33
Adjust
37
Adjust Regulator Reference
38
Part 2 - Extended Diagnostics
40
Part 3 -Touch Screen
41
Touch Screen Sensitivity Adjustment
43
Part 4 - CVR Accuracy
46
Part 5 - AID Converter
49
Part 6 - ACVS Gain
50
Part 7 - Front Panel Display Adjustments
53
Part 8 - Display Quality
54
Cathode Voltage
55
Grid Bias
57
Y-Axis Alignment
59
Display Clarity and Geometry
60
Part 9 - Stored Waveform Vectors
63
Part 10- Spot Shift
66
Spot Shift Adjustment
68
Part 11 -Readout Jitter
70
Vertical Readout Jitter
70
Horizontal Readout Jitter
72
Part 12 -Vertical Center
74
Part 13 - Magnified Registration
76
Part 14-XY Phase
79
Part 15 - Plug-In Interface Gains
81
Vertical Gain
81
Horizontal XY Gain
82
Part 16- Vertical Center (Second Pass)
83
Part 17 -Sweep Slew Rate Selfcal
85
Part 18-Sweep Gains
88
Part 19 - Beam Registration
88
Part 20- Cursor to Graticule Match
92
Part 21- Reference Oscillator
93
Part 22-Front Panel Calibrator
98
Front Panel CAUBRATOR Output Adjustment
99
Part 23 - Intensity Settings
100
Part 24 - Character Control
104
Part 25 - Install Instrument Covers/Store Cal Constants
105
Part 26 - Sweep Timing Accuracy
106
High Speed Linec:rity Adjustment
108
Ns Timing Adjustment
112
Main Sweep 1 Ns Timing Adjustment
113
Delayed Sweep 1 Ns Timing Adjustment
114
Delayed Sweep 500 Ps Timing Adjustment
115
Part 27 - Delta Delay Accuracy
116
Part 28 - Probe Skew Range
117
Part 29 - Vertical High Frequency Response
118
Vertical High Frequency Gain
119
Counter View Step Response
123
Vertical Amplifier Adjustment
125
Counter View Step Response Adjustment
131
Part 30 - Vertical/Measurement Accuracy
133
Part 31 -Trigger Filters
135
Part 32- Trigger Noise and Sensitivity
137
Part 33 -Trigger Sensitivity
138
Trigger Sensitivity Adjustment: Main
140
Trigger Sensitivity Adjustment: Delayed
141
Part 34 - Trigger Accuracy
142
Internal Trigger Accuracy
142
External Trigger Accuracy
143
External Counter Timer Trigger Accuracy
144
Part 35- Line Trigger
145
Part 36 - Center Compartment X-Axis Accuracy
146
Part 37 - Rear Panel Input/Output Signals
148
Part 38 - Counter Reference Clock In/Out
151
Part 39- Frequen Cy Accuracy
153
Part 40 - External a and B Input Sensitivity
154
Part 41 - 2 Ns Holdoff
155
Part 42 - Holdoff by Events
156
Part 43- Time Interval Using Sweeps
157
Part 44 - Minimum Time Interval
158
Part 45- Video Trigger
159
Part 47- Reset DIP Switches and Set Time/Date
162
Section 3- Maintenance
163
Preventive Maintenance
163
Cabinet Panel Removal
163
Cleaning
163
Exterior
164
Crt
164
Interior
164
Visual Inspection
165
Periodic Electrical Adjustment
165
Con-Ective Maintenance
166
Power Supply Voltage Hazard
166
Ordering Parts
166
Static-Sensitive Device Classification
167
Removing and Replacing Frus
169
E Lectrical Lock-On of the ON/STANDBY Power Switch
170
Power Supply Module Removal
174
Fan Motor Removal
176
Cathode-Ray Tube Removal
177
Cathode-Ray Tube Replacement
180
Lithium Battery Handling, Disposal, and First Aid
182
Removal and Handling
182
Storage
182
Board Cleaning
182
Disposal
183
Replacement
183
Emergency and First Aid Information
183
A5 Front Panel Assembly Removal
185
Al 7 Upper Right Front Panel Assembly
186
Circuit Board Removal
187
Al Plug-In Interface Board
190
A4 Regulator Board
193
A7 Touch Panel Board
194
Alo Front Panel Interface Board
197
All Main Processor Board
199
Al4 Time Base Board
208
Al6 Memory Expansion Board
212
R80 CRT Termination Network and Distributed Capacitance Plate
215
Al 8 Delay Line Assembly
216
FRU IC Replacement
217
Prelilninary Verification Procedure
219
Restoring Factory Calibration
221
Cables and Connectors
222
Interconnecting Pins
222
Coaxial-Type End-Lead Connectors (Peltolas)
222
Multi-Pin Connectors
222
Implosion Shield Removal
225
Line Fuse
226
Circuit Board Fuse
226
Checks after FRU Replacement
227
Crt
227
CRT Termination Network
229
Distributed Capacitance Plate
230
Al Plug-In Interface Board
231
A7 Touch Panel Board
232
Establishing a Set of Calibration Constants
233
Method 1
233
Method 2
233
Method 3
234
Method 4
235
Readjustment
235
A12 Vertical Amp Board
237
A13 Scope Logic Board
238
Diagnostics Overview
242
Level 1: Self-Test Diagnostics
242
Kernel Verification
243
Power-Up Mode
243
Normal (Non-Power-Up) Mode
243
Instrument Verification
243
Level 2: Extended Tests Diagnostics
245
Index Code Conventions
245
Front Panel
245
Block and Area Menus
247
Routine Menus
247
System Mode (Gpffi & RS-232-C)
251
Test Commands
251
Diagnostic Terminal Mode (RS-232-C
252
Terminal Interface
252
Invocation Command
252
Terminal Diagnostic Commands
252
New Configuration Calibration
253
Restoring Cah'bration Data from EEROM
253
Procedure
253
Field Replaceable Unit (FRU) Guide
254
Abbreviations of FRU Names
254
Abbreviations of Component and Module Names
254
Extended Diagnostic Error Index Codes
255
Enhanced Accuracy Mode Troubleshooting
256
Other Troubleshooting
260
Crt
260
Module Troubleshooting
260
No Display
260
Display with no Rntensity Control
263
Poor Writing Rate
263
Poor Y-Axis Alignment
264
CRT Termination
264
Module Troubleshooting
264

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Tektronix 11302A Service Reference Manual (291 pages)

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