Tektronix 2221 User manual

TEK

OPERATORS

MANUAL

070-6530-00

Product

Group

2221

DIGITAL

STORAGE

OSCILLOSCOPE

OPERATORS

ПО

។

Please

check

for

CHANGE

INFORMATION

the

Rear

This

Manual

First

Printing

JUNE

1987

Tektronix

COMMITTED

EXCELLENCE

1987

Tektronix

Inc.

All

rights

reserved

Contents

this

publication

may

not

reproduced

any

form

without

the

written

permission

Tektronix

Inc.

Products

Tektronix

Inc.

and

its

subsidiaries

are

covered

U.S.

and

foreign

patents

and

pending

patents

TEKTRONIX

TEK

SCOPE

MOBILE

and

registered

trademarks

Tektronix

Inc.

are

Printed

U.S.A.

Specification

and

price

change

privileges

are

reserved

บ

بال

INSTRUMENT

SERIAL

NUMBERS

Each

instrument

has

serial

number

panel

insert

tag

stamped

the

chassis

The

first

number

letter

designates

the

country

manufacture

The

last

five

digits

the

serial

number

are

assigned

sequentially

and

are

unique

each

instrument

Those

manufactured

the

United

States

have

six

unique

digits

The

country

manufacture

identified

follows

B000000

100000

200000

300000

700000

Tektronix

Inc.

Beaverton

Oregon

USA

Tektronix

Guernsey

Ltd.

Channel

Islands

Tektronix

United

Kingdom

Ltd.

London

Sony

Tektronix

Japan

Tektronix

Holland

Heerenveen

The

Netherlands

Certificate

the

Manufacturer

Importer

hereby

certify

that

the

2221

DIGITAL

STORAGE

OSCILLOSCOPE

AND

ALL

INSTALLED

OPTIONS

complies

with

the

Interference

Suppression

requirements

Amtsbl

Víg

1046/1984

The

German

Postal

Service

was

notified

that

the

equipment

being

marketed

The

German

Postal

Service

has

the

right

test

the

series

and

verify

that

complies

TEKTRONIX

Bescheinigung

des

Herstellers

Importeurs

Hiermit

wird

bescheinigt

daß

der

die

das

2221

DIGITAL

STORAGE

OSCILLOSCOPE

AND

ALL

INSTALLED

OPTIONS

Übereinstimmung

mit

den

Bestimmungen

der

Amtsblatt

Verfugung

1046/1984

funkentstört

ist

Der

Deutschen

Bundespost

wurde

das

Inverkehrbringen

dieses

Gerätes

angezeigt

und

die

Berechtigung

zur

Überprufung

der

Serie

auf

Einhalten

der

Bestimmungen

eingeräumt

TEKTRONIX

NOTICE

the

user

operator

The

German

Postal

Service

requires

that

Systems

assembled

the

operator

user

this

instrument

must

also

comply

with

Postal

Regulation

Vfg

1046/1984

Par

Sect

HINWEIS

für

den

Benutzer

Betreiber

Die

vom

Betreiber

zusammengestellte

Anlage

innerhalb

derer

dies

Gerät

eingesetzt

wird

muß

ebenfalls

den

Voraussetzungen

nach

Par

Ziff

der

Vfg

1046/1984

genugen

NOTICE

the

user

operator

The

German

Postal

Service

requires

that

this

equipment

when

used

test

setup

may

only

operated

the

requirements

Postal

Regulation

Vfg

1046/1984

Par

Sect

1.7.1

are

complied

with

HINWEIS

für

den

Benutzer

Betreiber

Dies

Gerät

darf

Meßaufbauten

nur

betrieben

werden

wenn

die

Voraussetzungen

des

Par

Ziff

1.7.1

der

Vfg

1046/1984

eingehalten

werden

ㅃ

2221

Operators

TABLE

CONTENTS

Page

LIST

ILLUSTRATIONS

LIST

TABLES

....

OPERATORS

SAFETY

SUMMARY

vii

Section

GENERAL

INFORMATION

INTRODUCTION

......

SPECIFICATION

.....

1-1

1-2

Section

PREPARATION

FOR

USE

SAFETY

LINE

VOLTAGE

.............

POWER

CORD

......

LINE

FUSE

INSTRUMENT

COOLING

.............

START

REPACKAGING

...

2-1

2.1

2-2

2-3

Section

CONTROLS

CONNECTORS

AND

INDICATORS

POWER

AND

DISPLAY

...

VERTICAL

..........

HORIZONTAL

.......

IIIIII

...

Section

BASIC

APPLICATIONS

INTRODUCTION

.....

6-1

OSCILLOSCOPE

DISPLAYS

...........

6-1

NON

STORE

DISPLAYS

...

6-1

DIGITAL

STORAGE

DISPLAYS

...

6-2

MAKING

NONSTORAGE

MEASUREMENTS

........

6-4

PEAK

VOLTAGE

...........

6-4

GROUND

REFERENCED

VOLTAGE

............

6-5

ALGEBRAIC

ADDITION

...............

6-5

COMMON

MODE

REJECTION

...

6-6

TIME

DURATION

....

6-7

AMPLITUDE

COMPARISON

6-7

FREQUENCY

...

6-8

RISE

TIME

.............

6-8

TIME

DIFFERENCE

BETWEEN

TWO

TIME

PULSES

............

6-9

TIME

DIFFERENCE

BETWEEN

REPETITIVE

PULSES

.....

6-10

PHASE

DIFFERENCE

6-10

TIME

COMPARISON

6-11

SLOPE

..............

6-12

LINE

SIGNAL

.............

6-13

FIELD

SIGNAL

...........

6-13

MAKING

DIGITAL

STORAGE

MEASUREMENTS

.............

6-14

PEAK

VOLTAGE

USING

CURSORS

......

6-14

GROUND

REFERENCED

VOLTAGE

............

6-14

TIME

DURATION

6-15

FREQUENCY

........

6-16

RISE

TIME

...........

6-16

WAVEFORM

COMPARISON

...

6-17

TIME

DIFFERENCE

BETWEEN

REPETITIVE

PULSES

....

.......

6-18

TIME

DIFFERENCE

BETWEEN

TWO

TIME

PULSES

..........

6-18

PHASE

DIFFERENCE

BETWEEN

SINUSOIDAL

SIGNALS

6-19

SLOPE

....

6-20

LOW

LEVEL

SIGNAL

MEASUREMENTS

6-21

OBSERVING

AND

REMOVING

ALIASES

STORE

MODE

6-22

3-1

3-5

3-8

3-10

3-13

3-14

TRIGGER

............

STORAGE

CONTROLS

...

REAR

PANEL

...

SIDE

PANEL

.......

CRT

READOUT

Section

OPERATING

CONSIDERATIONS

GRATICULE

GROUNDING

...

SIGNAL

CONNECTIONS

INPUT

COUPLING

CAPACITOR

PRECHARGING

.............

PLOTTING

THE

GRATICULE

CANCELING

PLOT

.......

4-1

4-2

5-1

Section

OPERATOR'S

CHECKS

AND

ADJUSTMENTS

INITIAL

SETUP

TRACE

ROTATION

ADJUSTMENT

PROBE

COMPENSATION

.....

5-1

5-2

2221

Operators

TABLE

CONTENTS

(

cont

)

Page

Section

OPTIONS

AND

ACCESSORIES

STRUCTURE

....

TEST

EQUIPMENT

REQUIRED

LIMITS

AND

TOLERANCES

..........

PREPARATION

FOR

CHECKS

...........

INDEX

PERFORMANCE

CHECK

STEPS

...........

VERTICAL

...

INITIAL

CONTROL

SETTINGS

.....

PROCEDURE

STEPS

........

HORIZONTAL

...........

INITIAL

CONTROL

SETTINGS

............

PROCEDURE

STEPS

........

TRIGGER

...............

INITIAL

CONTROL

SETTINGS

PROCEDURE

STEPS

...........

EXTERNAL

AXIS

PROBE

ADJUST

EXTERNAL

CLOCK

AND

PLOTTER

...............

....

A.18

INITIAL

CONTROL

SETTINGS

...........

PROCEDURE

STEPS

........

Oo..Oooida

INTRODUCTION

7-1

GENERAL

INFORMATION

............

7-1

STANDARD

ACCESSORIES

.........

7.1

OPTIONAL

ACCESSORIES

...........

7-1

INTERNATIONAL

POWER

CORD

OPTIONS

........

7.2

OPTION

7-2

OPTION

7-2

OPTION

......

7-2

COMMUNICATIONS

OPTION

OPERATION

....

7-2

ADVANCED

FUNCTION

(

for

the

2230

only

)

...

7-3

NON

VOLATILE

EXTENDED

MEMORY

(

for

the

2230

only

)

......

7-3

OPTION

GPIB

OPERATORS

INFORMATION

.................

7-3

OPTION

232

OPERATORS

INFORMATION

...............

7-10

232

PROGRAMMING

.................

7-15

COMMUNICATION

AND

WAVEFORM

TRANSFER

................

7-17

READOUT

MESSAGE

COMMAND

CHARACTER

SET

...........

7-17

MESSAGES

AND

COMMUNICATION

PROTOCOL

.........

7-17

WAVEFORM

TRANSFERS

...............

7-21

COMMUNICATION

COMMANDS

........

7-24

STATUS

BYTES

AND

EVENT

CODES

.....

7-47

2221

SPECIFIC

COMMANDS

.............

7-51

.......

Appendix

232

DEVICE

INTERCONNECTION

INTRODUCTION

................

DETERMINING

DEVICE

TYPE

..........

INTERCONNECTION

RULES

........

INTERCONNECTION

CABLE

TYPE

IDENTIFICATION

.............

232

INTERCONNECTION

CABLE

TYPE

ILLUSTRATIONS

..........

INTERCONNECTION

CABLE

PART

NUMBERS

.........

PRINTER

PLOTTER

OPERATION

PLOTTER

TYPES

.....

QUESTIONS

AND

ANSWERS

Appendix

PERFORMANCE

CHECK

PROCEDURE

INTRODUCTION

PURPOSE

..........

PERFORMANCE

CHECK

INTERVAL

CHANGE

INFORMATION

2221

Operators

LIST

ILLUSTRATIONS

Figure

Page

The

2221

Digital

Storage

Oscilloscope

1-1

Maximum

input

voltage

frequency

derating

curve

for

and

EXT

INPUT

connectors

....

Physical

dimensions

the

2221

Oscilloscope

1-14

1-15

1-2

.....

2-1

2-2

2-3

Securing

the

detachable

power

cord

the

instrument

Optional

power

cord

data

..........

Fuse

hoider

and

detachable

power

cord

connector

2-1

2-2

3-1

3-2

3-3

3-4

3-5

3-6

3-7

3-8

3-9

Power

and

display

controls

and

power

indicator

Vertical

controls

and

connectors

Horizontal

controls

.....

Trigger

controls

connector

and

indicator

........

Storage

controls

.........

Rear

panel

Left

side

panel

....

Plotter

interfacing

Crt

readout

display

......

3-2

3-3

3-6

3-8

3-11

3-13

3-14

3-15

3.16

Graticule

measurement

markings

4-1

5-1

Probe

compensation

......

5-2

6-1

6-2

6-3

6-4

6-5

6-6

6-7

6-8

6-9

6-10

6-11

6-12

6-13

6-14

6-15

6-16

6-17

6-18

6-19

6-20

Peak

peak

waveform

voltage

.....

Ground

referenced

voltage

measurement

Algebraic

addition

.....

Common

mode

rejection

Time

duration

...........

Rise

time

......

Time

difference

between

two

time

pulses

Time

difference

between

repetitive

pulses

........

Phase

difference

High

resolution

phase

difference

Slope

......

peak

voltage

cursor

method

........

Ground

referenced

voltage

cursor

method

Time

duration

cursor

method

Rise

time

setup

five

division

display

Rise

time

cursor

method

.........

Waveform

comparison

Time

difference

between

repetitive

pulses

........

Time

difference

between

two

time

pulses

Phase

difference

between

sinusoidal

signals

...

6-4

6-5

6-6

6-7

6-9

6-10

6-11

6-12

6-14

6-15

6-16

6-17

6-18

6-19

6-20

jji

2221

Operators

LIST

ILLUSTRATIONS

(

cont

)

บ

Figure

Page

6-21

6-22

6-23

6-24

6-25

6-26

Slope

using

cursors

.....

Low

level

signal

STORE

mode

Low

level

signal

AVERAGE

mode

Anti

aliasing

Glitch

display

ACCPEAK

Store

mode

.....

Missing

pulse

ACCPEAK

Store

mode

........

6-21

6-22

6-23

7-1

7-2

7-3

Option

side

panel

....

SRQ

ADDR

and

PLOT

indicators

Option

side

panel

7-5

7-7

7-11

10.III

..........

00.OON

+4241

بال

Null

Modem

cable

wiring

...

Type

Connections

DTE

male

DCE

female

........

Type

Connections

—

DTE

female

DCE

female

Type

Connections

—

DTE

male

DCE

male

.....

Type

Connections

DTE

male

DTE

male

and

DCE

male

DCE

male

....

Type

Connections

—

DTE

female

DTE

male

and

DCE

female

DCE

male

Type

Connections

—

DTE

female

DTE

female

and

DCE

female

DCE

female

.............

Option

232

Printer

Plotter

interconnects

.......

Option

232

communication

parameters

7470A

and

7475A

plotter

232

switch

settings

...

Option

PARAMETERS

switch

settings

for

compatible

plotters

Epson

Series

printer

232

switch

settings

...

Option

PARAMETERS

switch

settings

for

Epson

printers

ThinkJet

232

switch

settings

.....

Option

PARAMETERS

switch

settings

for

Thinkjet

printer

.....

Option

GPIB

interface

PARAMETERS

switch

.........

Option

PARAMETERS

switch

settings

for

compatible

GPIB

printers

plotters

Switch

settings

for

compatible

GPIB

plotters

....

Qoca.O.O.O

2221

Operators

LIST

TABLES

Table

Page

III.I

1.1

1-2

1-3

1-4

Displayable

Record

Length

Electrical

Characteristics

......

Environmental

Characteristics

Physical

Characteristics

1-1

1-3

1-13

1-14

3-1

3-2

3-3

3-4

3-5

Probe

Coding

.....

2221

Digital

Storage

Modes

Repetitive

Store

Sampling

Data

Acquisition

Acquisitions

Before

Plot

...

Auxiliary

Connector

....

3-4

3-7

3-12

3-13

7-1

7-2

7-3

7-4

7-5

7-6

7-7

7-8

7-9

7-10

7-11

7-12

7-13

7-14

7-15

7-16

7.17

7-18

7.19

7-20

7-24

7-22

7-23

7-24

7-25

7-26

7-27

7-28

7-29

7-30

7-31

7-32

Extended Memory

Specification

Functions

Subsets

Implemented

....

Specific

Format

Choices

Implementation

Specific

Features

GPIB

Connector

........

GPIB

PARAMETERS

Switch

..................

Specific

Format

Choices

for

Option

Implementation

Specific

Features

for

Option

........

232

DTE

Connector

232

DCE

Connector

232

PARAMETERS

Switch

Baud

Rate

Parity

Selection

.......

Readout

MESsage

Command

Character

Set

ASCII

Code

Chart

............

Numeric

Argument

Format

for

Commands

Typical

Bit

Binary

Encoded

Waveform

Data

Typical

Bit

Binary

Encoded

Waveform

Data

Typical

bit

Hexadecimal

Encoded

Waveform

Data

Typical

bit

Hexadecimal

Encoded

Waveform

Data

........

Typical

ASCII

Encoded

Waveform

Data

..........

Vertical

Commands

......

Horizontal

Commands

....

Trigger

Commands

.....

Cursors

Commands

Display

Commands

Acquisition

Commands

.................

Save

and

Recall

Reference

Commands

Waveform

Commands

.........

Waveform

Preamble

Fields

Miscellaneous

Commands

Service

Request

Group

Commands

7-4

7-5

7-6

7-10

7-11

7-12

7-13

7-14

7-18

7-19

7-21

7-22

7-23

7-24

7-26

7-27

7-28

7-29

7-31

7-32

7-34

7-38

7-40

7-44

7-45

บ

2221

Operators

LIST

TABLES

(

cont

)

Table

Page

...............

.....

7-33

7-34

7-35

7-36

232

Specific

Commands

Status

Event

and

Error

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