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Tektronix 7834 User Manual

Tektronix 7834
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PAGE
LIST
OF
ILLUSTRATIONS
. . . . . . . . . . . . . . . . . . . . . . .
ii
LIST
OF
TABLES
. . .
. . . . . . . . . . . . . . .
iii
OPERATORS
SAFETY
INFORMATION
. . . . . . . . . . . . . . .
iv
SERVICE
SAFETY
INFORMATION
. . . . . . . . . . . . . . . . .
vi
SECTION
1
GENERAL
INFORMATION
INTRODUCTION
. . . . . . . . . . . . . . . . . . . . . .
1-1
INSTALLATION
. . . . . . . . . . . . . . . . . . . . . .
1-1
Initial
Inspection
. . . . . . . . . . . . . . . . . . . .
1-1
Operating-Power
Information
. . . . .
.
.
. . .
. . .
1-1
Operating
Voltage
. . . . . . . . . . . . . . . . . .
. .
1-2
Operating
Temperature
. . . . . . . . . . . . .
.
. .
.
1-2
Operating
Position
. . . . . . . . . . . . . . . . .
. .
1-3
PACKAGING
FOR
SHIPMENT
. . . . . .
. . . . . . . .
1-3
SPECIFICATION
. . . . . . . . . . . . .
. . . . . . . . . . . . .
1-4
SYSTEM
ELECTRICAL
SPECIFICATION
. . . . . . . . . .
1-15
STANDARD
ACCESSORIES
. . . . . . . . . . . . . . . . . .
1-18
RECOMMENDED
ACCESSORIES
.
. . . . . . . . . . . . . .
1-19
SECTION
2
OPERATING
INSTRUCTIONS
PRELIMINARY
OPERATION
.
. . . . . . . . . . . . .
2
.1
PLUG-IN
UNITS
.
.
. . . . .
.
.
.
.
.
.
.
.
.
.
.
.
. . .
2-1
Installation
of
Plug-In
Units
.
. . . . . . . . . . . . .
2-1
CONTROLS
AND
CONNECTORS
. . . . . . . . . .
. .
2-1
Front-Panel
Color
Coding
. . . . . . . . . . . . . . .
2-1
FUNCTIONAL
CHECK
. . . . . . . . . . . . . . . .
. .
2-1
Test
Equipment
Required
. . . . . . . . . . . . . .
.
2-1
Preliminary
Set
Up
. . . . . . . . . . . . .
. . . . . .
2-6
Display
Focus
. . . . . . . . . . . . . . . .
. . . . . .
2-6
Trace
Alignment
.
. . . .
.
. . . . . . . .
. . . . . .
2-7
Graticule
Illumination
. . .
.
. . . . . . .
. . . .
. .
2-7
Control
Illumination
. .
.
. . . . . . .
. .
. . . .
. .
2-7
Vertical
Deflection
System
. . . . . . . .
. . . .
. .
2-7
Horizontal
Deflection
System
.
. .
.
.
.
.
.
.
. . . .
2-7
Triggering
.
.
.
. .
. .
. .
.
. . . . . .
. .
. . . . . .
2-8
Readout
.
.
. . . .
.
.
.
. .
. . . . . .
.
.
.
.
.
.
.
.
2-8
Beamfinder
. . .
. .
.
.
. . . .
. . .
.
.
.
. . . .
. .
2-9
Calibrator
. . . . . .
.
.
.
.
.
. . . . .
. .
. . .
.
.
.
2-9
Z-Axis
Input
. . .
.
.
.
.
.
. .
. .
.
.
.
. .
. .
.
.
. .
2-9
Storage
Operation
. . . . .
. . .
. . .
.
. .
. . .
.
.
.
2-9
DETAILED
OPERATING
INFORMATION
. . . . . .
2-11
Graticule
. . . . . . . . . . . . .
.
. .
.
.
. .
. . . .
2-11
Light
Filter
. . . . . . . . . . . . . . .
. .
. .
.
.
.
2-11
Control
Illumination
.
.
. .
.
. . . . .
. . . . .
.
.
2-11
Intensity
Controls
. . . .
.
. .
.
. .
.
. . .
. . . .
.
2-11
Display
Focus
. . . . . . .
.
.
. . . . . . . .
. .
. .
2-12
Astigmatism-Focus
Adjustments
. . . . . . . . . .
2-12
Beamfinder
. . . . . . . .
. . . . . . . . . . . . . .
2-12
Trace
Alignment
. . . . .
. . . . . . . . . . . . . .
2-12
Readout
Display
. . . . . . . . . . . . . . . . . . .
2-12
Reduced
Scan
Mode
. . . . . .
.
.
.
. . .
.
.
. . .
2-14
Storage
Display
. . . . . . . . . . . . . . .
.
. .
.
.
2-14
Care
of
Storage
Screen
. . .
. . . .
.
2-16
Vertical
and
Horizontal
Mode
Combinations
. .
.2-16
Vertical
Trace
Separation
. . . . . . .
. .
. . . .
.
2-19
Trigger
Source
. . . . . . . . . . . . . . . .
. . . . .
2-19
Calibrator
Output
. . . . . . . . . . . . . .
. . . .
.
2-19
Signal
Outputs
. . . . . . .
. . . . . . . . .
. .
.
. .
2-19
Display
Photography
. . . . .
. . . . . . . . . . .
.
2-20
Intensity
Modulation
. . .
. . . . . . . . . . . . . .
2-20
Remote
Input
Signals
. . .
. . . . . . . . .
. . . . .
2-21
APPLICATIONS
.
. . . . . . . . . .
.2-21
Vertical
Amplifier
Plug-In
Units
. . . . . . . . . . .
2-21
Time-Base
Plug-In
Units
. . . . . . . . . . . . . . .
2-22
Sampling
Displays
. . . . . . . . . . . .
. .
. . . . .
2-22
Special
Purpose
Plug-In
Units
. . . . . . . . . . . .
2-22
X-Y
Operation
. . . . . . .
. . . . . . . . .
. . . . .
2-23
Raster
Displays
. . . . . .
. . . . . . . . .
. . . . .
2-23
THE
REMAINING
PORTION
OF
THIS
TABLE
OF
CONTENTS
LISTS
THE
SERVICING
INSTRUCTIONS
.
THESE
SERVICING
INSTRUCTIONS
ARE FOR
USE BY
QUALIFIED
SERVICE
PER-
SONNEL
ONLY
.
T
O
AVOID
ELECTRIC
SHOCK
OR
OTHER
PERSONAL
INJURY,
DO
NOT
PERFORM
ANY
SERVICING
OTHER
THAN
THAT
DESCRIBED
IN
THE
OPERATORS
IN-
STRUCTIONS
UNLESS
YOU ARE
QUALIFIED TO
DO
SO
.
WARNING
TABLE
OF
CONTENTS
PAGE
SECTION
3
THEORY
OF
OPERATION
BLOCK
DIAGRAM
. . .
.
. . . . . . . . .
. .
.
.
.
. . . .
.
.
.
3-1
DESCRIPTION
. . .
.
. . . . . . . . . . .
.
.
. . . . . .
3-1
DETAILED
CIRCUIT
OPERATION
.
. . . . . . . . . . . . . .
3-4
LOGIC
FUNDAMENTALS
.
. . . . . . . . . . . . . . .
3-4
NON-DIGITAL
DEVICES
.
. . . . . . . . . . . . . . . .
3-8
CABLING
. . .
. . . . . . . . . . . . . . . . . . . . . . .
3
.8
CALIBRATOR
AND
MODE
SWITCH
. . . . . . . . . .
3-8
MAIN
INTERFACE
. . . . . . . . . . . . . . . . . . .
3-10
LOGIC
.
. . . . . . . . . . . . . . . . . . . . . . . . . .
3-10
A
TRIGGER
SELECTOR
.
. . . . . . .
. . . . . . . .
3-29
B
TRIGGER
SELECTOR
. . . . . . . .
. . . . . . . .
3-31
VERTICAL
INTERFACE
.
.
. . . . . . . . . . . . . .
3-33
HORIZONTAL
INTERFACE
. . .
.
. . . .
.
. . . . .
3-34
OUTPUT
SIGNALS
. . . . . .
.
. . . . . . . . . .
.
.
3-34
READOUT
SYSTEM
.
. .
.
.
. .
. .
.
.
.
. .
.
. .
.
.
3-35
CONVERTER/RECTIFIERS
.
.
. . . .
. .
. .
.
. . .
3-52
LV
(LOW-VOLTAGE)
REGULATORS
. .
. . . .
.
.
3-56
MAIN
INTERCONNECT
. .
.
. . .
.
. .
.
. . .
.
.
.
3-58
VERTICAL
AMPLIFIER
.
.
. . .
. .
. . .
. .
.
. . .
3-58
HORIZONTAL
AMPLIFIER
.
. . . . . .
.
. . . . . .
3-60
Z
AXIS
&
CRT
.
.
. . . .
.
. . . .
.
. . .
.
.
. .
. .
.
3-62
AUTO
FOCUS
AMPLIFIER
. . .
.
. . .
. . . .
. . .
.
3-64
STORAGE
CONTROL
AND
TRACE
ALIGN,
STORAGE
DISPLAY
. . . . . . . . . .
.
. . . . . . .
3-65
SECTION
4
MAINTENANCE
PREVENTIVE
MAINTENANCE
. .
. . . . . . . . . . . . . . .
4-1
CABINET
PANEL
REMOVAL
. . . . . . . . . . . . . .
4-1
CLEANING
. . . . . . . . . . . . . . . . . . . . . . . . .
4-1
VISUAL
INSPECTION
. .
. . . . . . . . . . . . . . . . .
4-2
SEMICONDUCTOR
CHECKS
. . . . . . . . . .
. .
. . .
4-2
PERIODIC
ELECTRICAL
ADJUSTMENT
. . . . . .
.
4-2
TROUBLESHOOTING
. . . . . . . . . . . . . . . . . . .
. . . .
4-3
TROUBLESHOOTING
AIDS
. . . . . . . . . . . .
.
. .
43
TROUBLESHOOTING
EQUIPMENT
. . . . . . . . . .
4-5
TROUBLESHOOTING
TECHNIQUES
. . . . . . . . .
4-5
TROUBLESHOOTING
THE
HIGH-EFFICIENCY
POWER-SUPPLY UNIT
. . . . . . . . . . . . . . . . .
.
4-7
CORRECTIVE
MAINTENANCE
. . . . . . . . . . . . . . . .
4-12
OBTAINING
REPLACEMENT
PARTS
. . . .
.
. . .
4-12
SOLDERING TECHNIQUES
. . . . . . . . .
. . . . .
4-12
COMPONENT
REMOVAL
AND
REPLACEMENT
.
.4-13
ADJUSTMENT
AFTER
REPAIR
. . . . . . .
. . .
.
.
4-28
SECTION
5
PERFORMANCE
CHECK
AND
ADJUSTMENT
PRELIMINARY
INFORMATION
. . . . . .
. . . . . .
5
.1
Adjustment
Interval
.
. . . . . .
.
. . . . . . . . . .
5-1
Tektronix
Field
Service
.
.
. . . . . . . . .
. . . . .
5-1
Using
This
Procedure
. . . . . . .
.
. . . .
.
. . . .
.
5-1
TEST
EQUIPMENT
REQUIRED
.
. . . . . . . . . . .
.
5-1
Special
Fixtures
. . . . . .
.
. . . . . . . .
. . . . .
.
5-1
Test
Equipment
Alternatives
. . .
. . .
. .
.
.
. . .
5-1
Signal
Connections
. . .
.
. . . .
. .
. . . . . . . . .
5-2
PERFORMANCE
CHECK/ADJUSTMENT
PROCEDURE
. . .
. . . . .
.
.
.
.
. . .
.
.
. . . .
. . .
5-5
Introduction
. .
.
.
.
.
. .
.
. . .
.
. .
.
.
. . .
. .
.
5-5
Index
to
Performance
Check/Adjustment
Procedure
.
. . .
. .
. .
. .
. .
. . . .
.
.
.
.
. . . .
5-5
Setup
Procedure
. .
.
.
.
.
. .
. .
.
. . . . .
. .
.
.
.
5-6
SECTION
6
INSTRUMENT
OPTIONS
SECTION
7
REPLACEABLE
ELECTRICAL
PARTS
SECTION
8
DIAGRAMS
AND
CIRCUIT
BOARD
ILLUSTRATIONS
SECTION
9
REPLACEABLE
MECHANICAL
PARTS
CHANGE
INFORMATION
7834
Instruction

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Tektronix 7834 Specifications

General IconGeneral
BrandTektronix
Model7834
CategoryTest Equipment
LanguageEnglish

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