Tektronix 7603 User manual

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76

Ο

3/

R

7CO3

OSCI

LL

OSCO

RE

O

PER

ATO

R

S

Serial

Nu

m

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RAN

TY

All

T

EK

TR

O

N

IX

i

n

str

uments

are

wa

rr

ante

d

against

d

efective

mate

r

ials

and

wo

rkm

ans

h

ip

fo

r

o

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Any

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estions

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up

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h

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r

T

EK

TR

ON

IX

F

iel

d

En

gi

n

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r

or representative

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All

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qu

ests

f

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repairs

and

replaceme

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pa

rts s

h

ou

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be

d

irecte

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to

t

h

e

T

EK

TR

ON

IX

F

iel

d

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or

re

pr

ese

n

tative

i

n

your

a

r

ea

.

Th

is

will assu

r

e

you

t

h

e

fastest

p

ossi

b

le

service

.

P

lease inclu

d

e

t

h

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i

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st

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ment

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pe

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um

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or

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rt

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r

ial

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u

m

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r

wit

h

all

r

e

q

u

ests

for

p

arts

or

service

.

S

p

ecificatio

n

s

and

pr

ice

change

privileges

reserv

Copyrig

h

t

©

1972

b

y

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k

tronix,

I

nc

.,

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eaverto

n

,

O

r

egon

.

P

rinted

i

nt

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Un

ited

States

of

A

m

erica

.

All

r

ig

h

ts

r

eserve

d

.

Co

n

te

n

ts

of

t

h

is

pub

lication

may

n

ot

b

e

r

e

p

r

o

du

ce

d

in

a

ny

fo

r

m

wit

h

out

p

ermission

of

Te

k

tronix,

Inc

.

U

.S

.A

.

an

d

fo

r

eig

n

T

EK

TR

O

N

IX

'p

r

od

u

cts

cove

re

d

by

U

.S

.

and

foreign

p

atents

an

d

/or

p

ate

n

ts

p

en

d

i

ng

:

T

EK

T

R

ONIX

is

α

registe

r

ed

tr

a

d

ema

rk

of

Te

k

tro

n

ix,

I

nc

.

TABLE

OF

CONTENTS

OPERATING

INSTRUCTIONS



Page

Operating

Checkout



1-3

Controls

and

Connectors



1-4,1-5

Simplified

Operating

Instructions



1-7

General

Operating Information



1-9

SPECIFICATIONS

Electrical



2-1

Environmental

and

Physical



2-6

System

Specification



2-7

RACKMOUNTING

INSTRUCTIONS

Dimensional

Drawing



3-5

7603/137603

Operators

7603

F

eatures

T

he

T

EK

T

R

ON

IX

7603

Oscillosco

pe

is

α

solid

state,

lig

h

t

weig

h

t

instrument

desig

n

ed

for

ge

n

eral-

pu

r

p

ose

meas

u

ri

ng

a

pp

licatio

n

s

.

T

h

is

i

n

st

rum

en

t

h

as

t

hr

ee

p

l

u

g-i

n

co

mp

a

rt

m

en

ts

t

h

at

acce

p

t

T

EK

T

R

O

N

IX

7-series

plug-in

u

nits

to

form

α

com

p

lete

m

eas

ur

e

m

en

t

syste

m

.

T

he

two

p

l

u

g-i

n

co

mp

a

r

t

m

en

ts

on

t

he

left

a

r

e conn

ecte

d

to

t

he

ve

r

tical

deflectio

n

system

.

T

he

rig

h

t

p

l

u

g-i

n

com

p

artme

n

t

is

co

nn

ecte

d

to

t

h

e

h

o

r

izo

n

tal

d

eflectio

n

syste

m

.

E

lectro

n

ic

switc

h

i

ng

between

t

he

vertical

p

l

u

g-i

n

co

mp

ar

tme

n

ts

allows

α

multi-trace

vertical

d

is

p

lay

.

T

he

flexi

b

ility

of

t

h

is

p

l

u

g-i

n

feat ur

e

a

nd

t

h

e

variety

of

pl

u

g-i

n

un

its

availa

b

le

allow

t

h

is

system

to

b

e

used

for

many

measurement

app

lications

.

1

ηa

dd

itio

n

,

t

h

e

i

n

st

ru

me

n

t

con

tai

n

s

α

rea

d

o

u

t

system

to pr

ovi

de α

CRT

d

is

p

lay

of

al

ph

a

n

ume

r

ic

informatio

n

from

t

he

plug-i

n

units

.

Data

s

u

ch

as

d

eflection

facto

r

,

sweep

rate,

etc

.

can

be

enco

d

ed

and

d

isplaye

d

on

t

h

e

C

R

T

.

T

h

is

i

n

st

r

ume

n

t

features

α

large-sc

r

ee

n

,

8

Χ

10 d

ivision

dis

p

lay

;

eac

h

d

ivisio

n e

q

u

als

1

.22

centimete

r

s

.

T

he

CR

T

provides

small

s

p

ot

size

an

d

fast

w

r

iti

ng

spee

d

.

R

eg

u

late

d

DC

powe

rs

upp

lies

ass

ur

e

t

h

at

pe

r

formance

is

n

ot

affecte

dby

va

r

iatio

n

s

i

n

li

ne

voltage

and

f

r

e

qu

en

cy,

o

r

by chan

ges

in

t

he

load

du

e to

t

h

e

va

r

yi

ng

p

owe

r

r

eq

ui

r

e

m

en

ts

of

t

he

p

l

u

g-i

n un

its

.

M

axi

mum

p

owe

r

co

n

s

ump

tio

n

is

a

b

out

170

watts (60 h

ertz,

115-volt

li

n

e)

.

7603/137603

General

To

effectively

use

t

h

e

7603,

t

he

o

p

eratio

n

and

capa-

bilities

of

t

h

e

i

n

st

ru

me

n

t

must

be kn

own

.

T

h

is

section

d

esc

r

i

b

es

t

he op

eration

of

t

he

f

r

o

n

t-

and

rea

r

-

p

an

el

co

n

t r

ols

and con

n

ecto

r

s

and

gives

si

mp

lifie

d

an

d

general

o

p

er

ati

ng

i

n

fo

r

matio

n

.

O

p

erating

V

oltage

T

h

is

instrument

is

desig

ne

d

for

ope

r

ation

f

r

om

α

p

owe

r

so

urce

with

its

neutral

at

or near

eart

h

(ground)

potential

with

α

se

p

ar

ate

safety-eart

h

conductor

.

It

i

s

not

intended

for

operation

f

r

om

two

ph

ases

of

α

mult

ί-

ph

ase

system,

or

across

t

h

e

legs

of

α

single-phase,

t

hr

ee-wi

r

e

system

.

T

h

e

7603

can be op

erate

d

from

eit

h

er

α

110-volt

o

r

α

220-volt

n

omi

n

al

line-voltage

source,

In

a

dd

ition,

t h

ree

o

p

erati

n

g

ranges

can

be

selected

with

in

eac

h nominal

line

voltage

source

.

T

he

voltage-selecto

r

ju

m

pe

r

on

t

he

R

ectifie

r

b

oar

d

(see

Fig

.

1-1)

allows

selectio

n

of

t

h

e

ope

r

ating

voltage

.

To

con

ve

r t

t

he

instru

m

ent

f r

o

m

one

r

egulati

ng

ra

n

ge to

a

n

ot

he

r ,

fi

r

st

d

isconnect

t

he

i

n

str

u

me

n

t f r

om

t

he

p

ower

source

.

T

hen

,

sli

d

e

out

t

h

e

p

owe

r

un

it

as

d

esc

r

i

bed

in

t

he Mai

n

tenance

sectio

n

.

R

emove

t

h

e

voltage-selecto

r

ju

m

p

e

r

a

n

d

r

e-i

n

stall

it

on

t

h

e

set

of pins

w

h

ic

h

re

p

rese

n

t

t

he

desire

d

r

eg

u

lating ra

n

ge

.

Select

α

ra

n

ge

w

h

ic

h

is

ce

n

tered

about

t

he

average

li

ne

voltage

to

w

h

ic

h

t

he

i

n

st

rum

en

t

is

to

b

e connected

(see

Table

1-1)

.

TA

BLE

1-1

R

eg

u

lating

R

ange

and

Fu

se

Data



Un

g

r

o

u

nded

(

L

i

n

e)



Br

own



Blac

k

G

r

o

und

ed

(

N

eu

t

r

al)



Bl

ue



Wh

ite

Pi

n

s



R

eg

u

lating

R

a

n

ge



G

r

o

und

i

ng

(

Ea

r

t

h

i

n

g)



G

r

ee

n-Yellow



G

r

een-Yellow

Selecte

d

110-volts

n

omi

n

al



220-volts

n

o

m

i

n

al

L

O

W

ME

D

Hl

L

i

n

e

Fu

se

REV

.

D,

OCT

.

197

6

O

PER

ATI

N

G

I

N

ST

RU

CTIO

N

S

PREL

I

M

I

NA

R

Y

I

NF

O

RM

ATIO

N

W

A

RN

I

N

G

90

to

110

volts

99

to

121

volts

108

to

132

volts

3

.2

Α

slow-

blow

180

to

220

volts

198

to

242

volts

218

to

262

v

olts

1

.6

Α

slow-

blow

Sectio

n

1-7603/

R

7603

O

p

erato

r

s

Powe

r

Co

rd

Co

nd

uctor

Identificatio

n

Cond

u

cto

r



Ι

Colo

r

F

ig

.

1-1

.

Locations

of

voltage-selector

ju

m

p

er,

s

p

are

jum

pe

r,

a

nd

A

L

T

FU

SE

in

powe

r u

nit

(7603

shown)

.

To

co

nve

r t f r

om

110-volts

to

220-volts

n

ominal

li

n

e

voltage,

or vice ve

r

sa,

r

e

m

ove

t

he

voltage-selector

ju

mper

an

d

replace

it

with

t

he

s

p

are

ju

m

pe

r

(sto

r

e

d

on

pi

n

s

a

dj

acen

t

to

voltage

selector

area)

.

T

h

e

ju

m

pe

r

s a r

e

colo

r -

co

ded

to

i

nd

icate

t

he

n

omi

n

al

voltage

for

w

h

ic

h

t

h

ey

are

i

n

te

nde

d

;

brow

n

fo

r

110-volt

nomi

n

al

o

p

eratio

n

a

nd

re

d

for

220-volt

nomi

n

al

o

p

eratio

n

.

C

hange

t

he

li

ne

f

u

se

to

p

rovi

de

p

r

otection

fo

r

t

he

selecte

d

n

omi

n

al

li

ne

voltage

.

Use

t

he

f

u

se

locate

d

in

t

he

A

L

T

FU

S

E h

ol

de

r

on

t

h

e

R

ectifier

b

oar

d

(see

Fig

.

1-1)

or

see

Table

1-1

for val

ue

.

Also,

ch

a

n

ge

t

he

li

n

e-co

rd

p

l

u

g

to

matc

h

t

he power-sou

rce

r

ece

p

tacle

or

use

α

suita

b

le

a

dap

te

r

.

Alte

rn

ate

Colo

r

The

7603

is

d

esigne

d

to

b

e

use

d with α

t

hr

ee-wi

r

e

AC

p

ower

system

.

If

α

t

h

ree-

to

two-wire

a

d

apte

r

is

u

sed

to

co

nn

ect

t

h

is

instrume

n

t

to

α

two-wire

AC

p

owe

r

system,

be

O

p

er

ating

I

n

st

ru

ctio

n

s-7603/

R

7603

Ope

r

ato

r

s

s

ure

to co

nn

ect

t

he g

r

o

u

n

d

lea

d

of

t

he

a

dap

ter

to ea

rt

h

wit

h

r

eal-time

am

p

lifiers,

time-

b

ase

u

n

its,

or

com

b

i

n

atio

n

s

(gro

und

) .

F

ail

ure

to

co

mp

lete

t

h

e g r

o

undsystem

m

ay

allow



of

t

h

ese

.

U

se

of

s

p

ecial

purpose

p

l

u

g-i

n u

nits

may

result

i

n

t

he

c

h

assis

of

t

h

is

i

n

st

rum

en

t

to

b

e

elevate

d

a

b

ove

ground



d

iffe

r

ent types

of

displays,

w

h

ic

h

are

d

efi

n

ed

i

n

t

h

e

p

otential

and p

ose

α

s

hock h

aza

r

d

.



i

n

st

ru

ction

m

a

nu

als

for

t

h

ese

s

p

ecial

un

its

.

T

he

followi

n

g

termi

nology

will

b

e

use

d

t

hr

o

u

g

h

o

u

t t

h

is

m

a

nu

al

.

O

p

erating

Tem

p

erature

T

h

e

7603

can

b

e

ope

r

ate

d

w

h

ere

t

h

e a

mb

ie

n

t

ai

r

tem

pe

r

atu

r

e

is

b

etwee

n

0

°

C

a

nd

+50

°

C

.

T

h

is

i

nstrument

ca

nbe

stored

i

n

ambie

n

t

tem

p

eratures

b

etween

-55

°

C

a

nd

+75

°

C

.

Afte

r

storage

at

tempe

r

at

u

res

b

eyon

d

t

he

o

p

er

ati

ng

li

m

its,

allow

t

he ch

assis te

mp

er

atu

r

e

to

co

m

e with

i

n

t

he

op

e

r

ati

ng

limits

b

efore

p

ower

is

a

pp

lied

.

Th

e

7603

is

cooled

b

y

con

vectio

n

air

flow

t

h

rough

t

he

i

n

str

u

me

n

t

.

Com

po

n

e

n

ts

w

h

ic

h

r

e

qu

i

r

e

t

he

most

cooli

ng

are

mo

un

te

d

exte

r

nally

on

α

h

eat

r

ad

iato

r

at

t

h

e

r

ear

.

A

dequ

ate

cleara

n

ce

mu

st

bepr

ovi

d

edon

all

si

d

es

to

allow

h

eat

to

b

ed

issi

p

ate

d

fr

o

m

t

h

e

i

n

st

r

u

m

en

t

.

Do

n

ot

b

loc

kor

r

est

r

ict

t

h

e

air

flow

t

h

ro

ugh

t

h

eh

oles

in

t

h

e

cabi

n

et or

t

he

h

eat

r

ad

iator

on

t

h

e

rear

.

M

aintain

t

he

clea

r

a

n

ce pr

ovi

d

e

d

by

t

he

feet

on

t

heb

otto

m

a

nd

allow

about

two

i

nch

es

clea

ra

n

ce

on

t

he

to

p

,

si

d

es,

a

nd

r

ear

(more

if

p

ossible)

.

T

he

R

7603

is

cooled

b

y

ai

r

dr

aw

n

i

n

t

hr

o

ugh

t

h

e

ai

r

filter

on

t

he

rea

r

p

an

el

and

b

low

n

out

t

hr

oug

h

t

he

h

oles

on

t

he

r

ig

h

t

side

.

A

deq

uate

clea

r

an

ce

must

bep

rovi

d

e

d

at

t

h

ese

locations

.

Allow

at

least

o

ne

and

one-

h

alf

inc

h

es

clea

r

an

ce

beh

i

nd

t

he

air

filte

r

a

nd

at

least

one

i

nchon

t

h

e

r

ig

h

t

si

de

.

Operating

P

osition

Α

b

ale-ty

pe

stan

d

is

m

o

un

te

don

t

heb

otto

m

of

t

h

is

i

n

st

rum

en

t

.

T

h

is

sta

nd

pe

r

mits

t

h

e

7603

to

b

e

tilte

d

up

a

bou

t

10

°

fo

r

m

o

r

e

conve

n

ie

n

t

viewing

.

Ge

n

eral

DIS

PL

AY

D

EF

I

N

ITIO

N

S

Alternate

M

o

de

Α

time-s

h

ari

ng

met

h

o

d

of

d

is

p

layi

ng

two

o

r

m

o

r

e

sig

n

als

wit

h

α

si

n

gle cat

h

o

d

e-ray

tube

b

eam

.

C

ha

nn

el

switc

h

i

ng

is

se

que

n

tial

a

nd

occ

u

rs

at

t

he en

d

of

each

sweep

.

C

h

opp

e

d

M

ode

Α

time-s

h

ari

n

g

met

h

od

of

d

is

p

layi

ng

two

o

r

m

o

r

e

sig

n

als

wit

h

α

si

n

gle cat

ho

d

e-ray

tu

b

e

b

eam

.

C

h

a

nn

el

switc

h

i

n

g

is

se

qu

en

tial

an

d

occurs

at

α

rate

d

eter

m

i

n

e

d

by an

i

n

te

rn

al

cloc

k

generator

(c

h

op

p

i

ng

rate)

.

Single

T

r

ace

Χ

-

Υ

ΝΟΤΕ

See

Simplified

O

p

e

r

ati

n

g

I

n

st

ru

ctio

n

s

in this

section

fo

r

set-up

information

to

obtain

eac

h

of

t

he

followi

n

g

displays

.

7

1

ι

ι

ι

a

nd

o

ne

swee

p

.

Α

d

is

p

lay

of α

single

p

lot

p

r

od u

ce

dbyo

ne

vertical

sig

n

al

Α

t

he

rm

al

c

u

to

ut

i

n

t

h

is

i

n

st

ru

me

n

t

p

r

ovi

d

es

the

rm

al



Α

d

is

p

lay

of

two

p

lots

pro

du

ce

d b

y

two

vertical

sig

n

als

pr

otectio

nand

i

n

te

rrup

ts

t

he

p

owe

r

to

the

i

n

st

rum

en

t

if



and

o

n

e

sweep

.

t

he

i

n

te

rn

al

tem

p

eratu

r

e exceed

s

α

safe

o

p

erati

n

g

level

.

P

ower

is

au

tomatically

restore

d

w

hen

t

h

e

te

mp

erat

u

re

r

et

urn

s

to

α

safe

level

.

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p

e

r

atio

n

i

n

confi

n

ed

ar

eas

o

r

i

n



Delaye

d

Swee

p

-

Si

n

gle

Trace

close

p

roximity

to

heat-producing

i

n

st

ru

me

n

ts

may

cause

t

he

t

he

r

mal

c

u

tout

to

o

pen

mo

re

fre

qu

en

tly

.

Α

d

is

p

lay

of α

single

p

lot

pr

odu

ce

d

b

yo

ne

vertical

sig

n

al

a

n

dα

d

elaye

d

swee

p

.

Two

swee

p

s

a

r

e

u

se

d

to

p

r

o

d

uce

t

h

is

d

is

p

lay

;

t

he

swee

p

s

a

r

e ope

r

ati

ng

-

ί

t

h

αd

e1

α

y

ίπΗ

/

d

elaye

d

relatio

n

s

h

i

p

w

h

ere

one

sweep

(i

den

tified

as

t

hed

elayi

ng

sweep)

d

elays

t

h

e

sta

rt

of

t

h

e

seco

nd

sweep

(i

d

e

n

tifie

d

as

t

h

ed

elaye

d

swee

p

)

.

Delaye

d

Swee

p

-

Dual

Trace

R

ac

k

mo

u

nt

ί

ng



Α

d

is

p

lay

of

two

p

lots

pro

du

ced by co

mb

i

n

i

ng

two

ve

r

tical

sig

n

als

and

α

d

elaye

d

swee

p

.

Two

sweep

s

a

r

e

use

d

I

n

st

ru

ctio

n

s

and

d

ime

n

sional

drawin

gs

fo

r r

ac

k

mo

u

nti

n

g



to

produce

t

h

is

dis

p

lay

;

t

he sweep

s

a

r

e

ope

r

ati

ng withα

t

h

e

R

7603

a

r

e

locate

d

in

Sectio

n3 of t

h

e

o

pe

r

ato

rs

ma

nu

al

.



d

elayi

n

g/

d

elaye

d



r

elatio

n

s

h

i

p

.



E

ac

h

vertical



sig

n

al



is

d

is

p

laye

d

agai

n

st

t

he

d

elaye

d

swee

p

.

Α

p

lot

of

two

va

r

ia

b

les,

n

eit

h

er

of

w

h

ic

h

re

p

rese

n

ts

T

he

followi

n

g

d

efi

n

itio

n

s

d

escri

be

t

h

e types

of

d

isplays



ti

m

e

.

Χ

r

efe

r

s

to

t

he

h

o

r

izo

n

tal

axis

a

nd

Υ

r

efe

rs

to

t

h

e

w

h

ic

hcan

b

e

o

b

tai

ned

wit

h

α

7603

Oscilloscope

syste

m

ve

r

tical

axis

.

Ο

ι

ι

ι

General

PLUG-IN

UN

ITS



CO

N

T

R

O

L

S

A

N

DCO

NNE

CTO

R

S

T

h

e

7603

is

designed

to

acce

p

t

up

to

t

hr

ee

T

EK

T

R

O

N

IX

7-se

r

ies

p

lug-in

units

.

T

h

is

p

l

u

g-in

feat

u

re

allows

α

variety

of display

com

b

inations

an

d

also

allows

selectio

n

of b

andwi

d

t

h

,

se

n

sitivity,

d

isplay

mo

d

e,

etc

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t

o

meet

t

h

e

measurement

re

qu

ireme

n

ts

.

In

a

dd

ition,

it

allows

t

h

e

oscillosco

p

e

syste

m

to

b

e

ex

pa

nd

edto

m

eet fut

ur

e

measu

r

ement

re

q

uirements

.

T

he

overall

capa

b

ilities

of

t

h

e

r

es

u

lta

n

t

system

a

r

e

in

large

p

art

determine

d

b

y

t

h

e

c

h

aracteristics

of

t

h

e pl

u

g-i

n

selected

.

F

or

com

p

lete

infor-

mation on

p

l

u

g-ins

availa

b

le

for

use

wit

h

t

h

is

instru

m

en

t,

see

t

h

ecurre

n

t

Te

k

tronix,

Inc

.

catalog

.

Plug-in

I

n

stallation

To

install

αp

l

u

g-i

n

unit

i

nto

o

n

e of t

h

e

plug-in

com

p

a

r

tme

n

ts,

align

t

h

e

slots

i

n

t

h

eto

p

a

nd

b

ottom

of

t

h

e

plug-in

wit

h

t

he associated g

u

i

d

e

rails

in

t

h

e

pl

u

g-in

co

m

p

artment

.

Pu

s

h

t

h

e

plug-i

nu

nit

fi

rm

ly

into

t

h

e p

l

u

g-i

n

co

mp

a

r

tme

n

t

until

it

loc

k

s

i

n

to place

.

To

remove

α

pl

u

g-in,

pull

t

h

e

release

latc

h

on

t

h

e p

l

u

g-i

nto d isengage

it

a

n

d

pull

t

h

e

u

nit

out

of

t

h

e

plug-in

compartment

.

P

l

u

g-i

n

units

can

be

remove

d

or

installe

d

wit

h

o

u

t t

urn

ing

off

t

h

e

i

n

st

rum

ent

po

w

er

.

It

is

not

n

ecessary

t

h

at

all

of

t

h

e p

l

u

g-i

n

compartments

be

fille

d

to

o

p

e

r

ate

t

h

e

i

n

st

ru

ment

;

t

h

e

only

plug-in

units

n

ee

de

d

are

t

h

ose

re

q

uire

d

fo

r

t

h

e

measurement

to

b

e

m

ade

.

Howeve

r

,

at

e

n

vi

r

onme

n

tal

ext

r

e

m

es,

excess

ra

d

iatio

n

may

b

e ra

d

iated

i

n

to

o

r

out

of

t

h

is

instr

um

e

n

t t

hr

o

u

g

h

t

h

e

ope

n

pl

u

g-in

compa

r

t

m

e

n

ts

.

B

lan

k

p

l

u

g-in

p

anels

a

r

e

availa

b

le

fro

m

Te

k

t

r

onix, Inc

.

t

o

cove

r

t

h

e

un

u

sed

com

p

art

m

e

n

t

;

or

der

T

EK

T

R

O

N

IX P

art

No

.

016-0155-00

.

W

h

e

n

t

h

e

7603

is

calibrate

d

in

accorda

nce wit

h

t

h

e

cali

b

ratio

n pr

oce

dur

e

given

in

t

h

e

service

ma

nu

al,

t

h

e

v

ertical

and

h

o

r

izo

n

tal

gain are stan

d

ardize

d

.

T

h

is

allows

cali

brated

p

l

u

g-i

n

un

its

to

be

c

h

anged

fro

m

one

pl

u

g-i

n

compartment

to

a

n

ot

h

e

r

wit

h

out

recalibratio

n

.

Howeve

r

,

t

h

e

basic

cali

br

atio

n

of

t

h

e

in

d

ivid

u

al

p

l

u

g-in

un

its

s

h

o

u

l

d

b

e c

h

eck

e

d

w

h

en

t

h

ey

a

r

e

i

n

stalle

d

in

t

h

is

system

to ve

r

ify

t

h

ei

r

meas

u

rement

acc

u

racy

.

See

t

h

e

operating

i

n

str

u

ctio

n

s

sectio

n

of

t

h

e

pl

u

g-in

unit

i

n

str

u

ctio

n

manual

for

verifica-

tion

pr

oce

dur

e

.

S

p

ecial

pu

r

pose

p

l

u

g-i

n

un

its

mayh

ave

specific

rest

r

ic-

tio

n

s r

ega

rd

ing

t

h

e

pl

u

g-in

com

pa

r

tments

i

n

w

h

ic

h

t

h

ey

can

b

e

installe

d

.

T

h

is

i

n

form

atio

n

will

be given

in

t

h

e

i

n

st

ru

c-

tio

n

m

a

nu

al

fo

r

t

h

ese

pl

u

g-in

un

its

.

Operating

I

n

st

ru

ctio

n

s-7603/137603

O

perators

T

h

e

ma

j

or co

n

t

r

ols

fo

r

operation

of

t

he

7603

a

r

e located

on

t

h

e

front

p

a

n

el

of

t

he

instrument

.

F

igs

.

1-2

a

n

d

1-3

pr

ovi

d

eαb

rief

d

esc

r

i

p

tio

n

of each

co

n

t

r

ol

a

nd

conn

ecto

r

.

M

o

r

e

d

etaile

doperating

i

n

form

atio

n

is

give

n u

n

d

e

r

Ge

n

e

r

al

O

p

erati

n

g

Information

.

General

O

PER

ATI

N

G

C

HE

C

K

O

U

T

T

h

e

followi

n

g

O

p

e

r

ati

ng

C

h

ec

k

o

u

t

p

r

ovides

α

means

of

ve

r

ifying

i

n

str

u

ment

operatio

n

a

nd

b

asic

cali

br

ation

with-

out

r

emoving

t

h

e

covers

or

ma

k

ing

i

n

ter

n

al

ad

ju

stments

.

Si

n

ce

it

d

emo

n

st

r

ates

t

h

euse of

all

controls

andcon

n

ec-

to

r

s,

it

can

also

b

e

used to

pr

ovi

de b

asic

t

r

ai

n

i

n

g

on

t

h

e

o

p

e

r

atio

n

of

t

h

is

i

n

st

ru

me

n

t

.

If

r

e-cali

br

atio

n

of

t

h

e

7603

a

pp

ea

r

s

to

b

e

necessa

r

y,

see

t

h

e

Cali

br

atio

n pr

oce

dur

e

i

n

Sectio

n

3 of

t

h

e Service

manual

.

If

re-calibratio

n

of

α

p

l

u

g-in

u

nit

is

indicate

d

,

see

t

he

instruction

man

u

al

fo

r

t

h

e

app

r

op

r

iate

pl

u

g-i

n

unit

.

Set-

Up

I

n

fo

r

mation

1 .

Set

t

he

fro

n

t-

p

a

n

el

co

n

t

r

ols

as

follows

:

I

N

T

EN

SITY

Co

un

te

r

cloc

k

wise

F

OC

U

S



M

i

dr

a

n

ge

BEAM

F

I

N

D

ER



R

elease

d

G

R

ATIC

ULE

ILLUM



As

d

esi

r

ed

VER

T

M

OD

E



LEF

T

T

R

IG

SO

UR

C

E



VER

T

M

OD

E

P

O

WER



Pu

s

he

d

in

2

.

Co

nn

ect

t

h

e

7603

to

α

powe

r

so

u

rce

w

h

ic

h

meets

t

h

e

voltage a

n

d

fre

que

n

cy

requ

i

r

e

m

e

n

ts

of

t

h

is

instr

u

ment

.

T

h

e

ap

plied

voltage

s

h

o

u

l

d b

e

n

ea

r

t

h

e cente

r

of

t

h

e voltage

ra

n

ge

m

ar

k

e

d

on

t

h

e

rea

r

pa

n

el

(see

O

pe

r

ati

n

g

V

oltage

i

n

t

h

is

sectio

n

fo

r

i

n

fo

rm

atio

n

on co

n

verti

n

g t

h

is

i

n

strume

n

t

from

o

n

e o

p

erati

n

g

voltage

to a

n

ot

h

e

r

)

.

3

.I

n

stall

T

EK

T

R

O

N

IX

7A-series a

m

plifier

un

its

i

nto

b

ot

h

t

h

e

left

and

rig

h

t

vertical

p

lug-i n

co

mp

a

r

t

m

e

n

ts

.

I

n

stall

α

713-series

time-base

u

nit

i

n

to the

h

o

r

izo

n

tal

com

p

a

r

tment

.

NOTE



4

.

Pull

t

h

e P

O

WER

switc

h

to

t

ur

n t

h

e

instr

u

me

n

t

on

.

L

ate

r

pr

o

d

u

ction

of

r

ac

km

oun

t

oscilloscopes

a

r

e

p

r

o-



Allow

several

min

u

tes

wa

rm

u

p b

efo

r

e

pr

ocee

d

i

n

g

.

νί

d

e

d

with

su

pp

o

r

t

p

osts

between

t

he

individual

p

l

u

g-

i

n

com

p

a

r

t

m

ent&

Α

p

ost

or

posts

m

u

st

be

remove

d

if

α

muldw

ί

d

t

h

plug-in

is

to

be

installe

d

.

To

r

emove

α



5

.

Set

b

at

h

vertical

un

its

fo

r

α

d

eflectio

nfactor of

two

p

ost,

un

faste

n

the

screws

that

sec

ur

e

it

at

t

he

top a

nd



volts/

d

ivisio

n

and

cen

te

r

t

h

e ve

r

tical

p

ositio

n

co

n

trols

.

Set

bottom

of

t

he

plug-in

housing

.



bot

hve

r

tical

u

n

its

fo

r

AC

i

nput

cou

p

li

n

g

.

REV

C,

JUL 1978

Operating

I

n

st

ru

ctio

n

s-7603/

R

7603

Operators



I

FUN

CTIO

N

S

O

F

CO

N

T

R

O

L

S

A

N

D

CO

NNE

CTO

R

S

F

ro

n

t

P

an

el



L

ig

h

t

: I

nd

icates

t

hat

the

p

ower

switc

h

is

on

a

nd

t

h

at

t

he

i

n

st

rum

ent

is

conn

ecte

d

to α

li

n

e

voltage

so

u

rce

.

1

. I

N

T

EN

SITY-Co

n

t

rols br

ig

h

t

n

ess of t

h

ed

is

p

lay

.

Co

n

trol

is

i

n

op

erative

w

h

en

ho

r

izo

n

tal

co

mp

a

rt

m

ent

is

vaca

n

t

.



8

.

CA

L

I

BR

ATO

R

-Cali

br

ator

output

p

i

n

j

ac

k

s

(4

V,

0

.4

V,

40

m

V,

gro

u

n

d

) .

P

ositive-goi

n

g

pulse

o

r

DC

voltage

selecte

d by

2

.

RE

ADO

U

T-T

urn

s

on

t

h

e

r

ea

do

u

t

d

is

p

lay

an

d

co

n

t r

ols the



ch

an

gi

ng

i

n

tern

al

ju

m

p

er

.

R

e

p

etitio

n rate

is

app

r

oximately

one

r

ea

do

u

ti

n

te

n

sity

.



k

ilo

he

r

tz

.

3

.

F

OC

U

S-

Provi

d

es a

dju

stme

n

t

for

op

ti

mum

d

is

p

lay d

efi

n

itio

n

.

4

.

GR

ATIC

ULE

I

LLUM

-Co

ntrols

gratic

u

le

illumination

.



LEF

T

:

Sign

als

fr

o

m

p

l

u

g-i

n

un

it

i

n

left

ve

r

tical

co

mp

a

r

tme

n

t

a

r

e

d

is

p

laye

d

.

5

.

BEAM

F

I

ND

ER-Wh

e

n

pr

esse

d

,

t

h

e scan

is

limite

d

to

wit

h

i

n

t

heg

r

atic

u

le

a

rea

.



A

L

T

:

Sig

n

als

fr

om

plug-in

un

its

i

n b

ot

h

t

h

e

left

a

nd

r

ig

h

t

ve

r

tical

co

mp

ar

t

m

e

n

ts

a

r

e

displaye

d

(du

al

t

r

ace)

.

Dis

p

lay

switc

h

e

db

etwee

n

vertical

p

l

u

g-i

n

un

its

afte

r

eac

h

swee

p

.

6

.

T

R

IG

SO

UR

CE

-Selects

so

ur

ce of

i

n

te

rn

al

trigge

r

sig

n

al

fo

r

t

h

e

time

base

p

l

u

g-i

n

in

t

h

e

ho

rizo

n

tal

co

mp

a

r t

m

e

n

t

.



ADD

:

Signals fro

m

plug-in

un

its

i

n

bot

h

t

h

e

left

a

nd

r

ig

h

t

vertical

co

mp

a

rt

m

e

n

ts

a

r

e

alge

br

aically

a

dd

e

d

a

nd

t

h

e s

um

is

LEF

T

:

T

he

t

r

igge

r

sig

n

al

is

o

b

tai

n

e

d

f

r

om

t

he

pl

u

g-i

n

un

it in



displayed

on

t

h

e

C

R

T

.

t

h

e

left

ve

r

tical

com

p

a

r

t

m

ent

o

n

ly

.

CH

O

P

:

Sig

n

als

fro

m

p

l

u

g-i

n units

i

n

b

oth

t

h

e

left

a

nd

r

ig

h

t

VER

T

M

OD

E

:

Trigge

r

signal

a

u

tomatically

follows

t

h

e ver

tical



vertical

co

mp

a

r

t

m

en

ts

a

r

e

d

is

p

laye

d

(du

al

t

r

ace)

.

Th

ed

isplay

is

d

is

p

lay

exce

p

t

in

C

HO

P

a

nd

ADD

;

t

h

e

n

t

he

t

r

igge

r

sig

n

al

is

t

h

e



switc

he

d b

etween

ve

r

tical

p

l

u

g-i

n

un

its

at appr

oximately

on

e

alge

br

aic

s

u

m

of

t

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e

sig

n

als

f r

om

t

he

left

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r

ig

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t

ver

tical

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ega

he

r

tz

rate

.

com

pa

rt

m

e

n

ts

.

R

IG

H

T

:

Sign

als

f r

om

pl

u

g-i

n

un

it

i

n

r

ig

h

t

ve

r

tical

com

p

a

r

t-

R

IG

HT

:

The

t

r

igge

r

sig

n

al is

ob

tai

ne

d

f

r

o

m

t

h

e

p

l

u

g-i

nu

nit

in



m

en

t

is

d

is

p

laye

d

.

t

he

r

ig

h

t ver

tical

co

mp

art

m

e

n

t

only

.

10

.

Ca

m

e

r

a

P

owe

r

(Not

L

a

b

ele

d

)

-T

h

ree-

p

i

n

conn

ector

on

C

R

T

7

.

P

O

WER-



b

ezel

provi

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es

p

owe

r

o

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t

(+15

V)

.

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eceives

r

e

m

ote

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n

gle

swee

p

r

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signal

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m

co

mp

ati

b

le

came

r

a

systems,

a

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g

r

o

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pin

Switc

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:

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n

trols

power

to

t

h

e

i

n

st

rum

e

n

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.



con

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ection

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9

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OD

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tical

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atio

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)

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li

n

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r

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n

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ve

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9

.

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t

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FOC

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n

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r

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n

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n

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.

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p

e

r

ly

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display

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r

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t

h

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

17

.

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ress

t

h

e

A

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T

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t

h

e

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M

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switc

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.

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br

atio

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n

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t

h

e

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man

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al

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otice

t

h

at

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ed

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on

t

h

e

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.

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h

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trace

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y

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h

e

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u

n

it

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e

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t ve

r

tical

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it

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h

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.

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hed

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Alignment

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ates

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its

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10

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put

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n

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d

position

t

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a

n

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ates

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ve

r

tical

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t

h

e

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r

tical

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it

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ositio

n

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es

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its

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ates

.

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h

t

h

e

ce

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ter

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tal

li

n

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e g

r

aticule

.

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e

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r

allel

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e

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orizo

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tal

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e

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r

ace

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otatio

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t

procedure

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b

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an

u

al

.

18

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ess

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he

CHOP

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tto

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h

e

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M

OD

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switc

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n

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e swee

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r

a

n

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otice

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at

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al-trace

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p

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te

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at

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e

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its

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r

e

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n

α

time-s

h

a

r

ing

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anner

.

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et

u

r

n

t

h

e

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.5

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ivision

.

19

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ress

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ve

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it

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et

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M

OD

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.

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20

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t

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W

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t

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it

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i

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sig

n

al

f

r

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t

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12

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ect

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t

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t

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it

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conn

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tially

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ess

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nn

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r

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e

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e

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mp

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r

ste

p

15

.

21

.

Pr

ess

t

h

e

LEF

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buttonof

t

h

e

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RIG

SO

UR

C

E

13

.

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h

at

t

h

e

positio

n

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r

ol

of only t

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e

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.

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tially

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all

of t

h

e

VER

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M

OD

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ve

r

tical

un

it

h

as

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e

positio

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t

hed

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bu

tto

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.

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at

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h

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i

n

all

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ositio

n

t

h

e

display

to

t

h

e

u

pper

h

alf

of

t

he

g

r

atic

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le

.



positio

n

s,

as

i

n

t

h

e

previo

us

step

.