Tektronix 7603 Operator's Manual page 11

ι
ι
ι
ι
ι
ι
ι
ι
22 .
Pr
ess t
h
e
R
IG
H
T
bu
tto
n
of t
h
e T
R
IG SO
UR
C
E
28
. P ress a
nd h
ol
d
t
h
e BEAM F
I
N
D
ER
switc
h
. N otice
switc
h
. Se
q
uentially
pr
ess all of t
h
e
VER
T M OD
E b
utto
n
s
t
h
at t
h
e d is
p
lay is r et
u
r
n
ed
to t
h
e viewi
n
g a
r
ea in
a
nd
notice t
h at α sta
b
le d is
p
lay ca
nn
ot b e o
b
taine
d
i
n
any
co
mpr
essed form . I
n
c
r
ease t
h e ve
r
tical a
n
d
h
o
r
izo
n
tal
positio
n
. T
h
is is b eca
u
se t
h
e
r
e is no i
np
ut signal co
nn
ecte
d deflectio
n
factors until t
h e d is p lay is r e d
u
ced to about two
to t
h
e rig
h t vertical
un
it . R et
urn
t
h
e T
R
IG SO
UR
C
E
switc
h d ivisions ve
r
tically and
h
orizo
n
tally (w
h
e
n
t
h
e
h
orizontal
to
VER
T M OD
E . R emove cali
b
rato
r
signal from left u
nit is o
p
erate
d
in t
h e time-
b
ase m o
d
e, c
h
a
n
ge only the
ve
r
tical
un it and connect it to
r
ig
h
t ve
r
tical
un
it .
R
epeat
d
eflectio
n
facto
r
of t
h
e vertical unit) . Ad
j
ust t
h
e
p
osition
ste
p s 20 to 22 . T
h
e t
r
igger signal will come f
r
o
m r
ig
h
t
co
n
t
r
ols of t
h
e d is
p laye
d
ve
r
tical
u
nit and t
h
e time-
b
ase
vertical . Wh e
n
t
h
e
LEF
T
bu
tto
n
is pressed of t
h
e T
R
IG
unit to ce
n
te
r
t
h
e com
p
resse
d d
is
p
lay a
b
o
u
t t
h
e center li
n
es
SO
UR
C
E switc
h
t
h
e
d
is
p
lay is not stable because t
h
ere is
of t
h
e graticule . R elease t
h
e BEAM F
I
N
D
ER
switc
h
. N otice
no in
pu t signal co
nn
ecte
d
to t
h
e left vertical . R etu
r
n t
h
e t
h
at t
h
e display remai
n
s wit
h
i
n
t
h
e viewi
n
g a
r
ea .
T
R
IG SO
UR
C
E
switc
h
to
VER
T M OD
E
.
H
orizo
n
tal Deflectio
n
System
23 . P ositio
n
t
h e start of t
h
e swee
p
to t
h
e left gratic
u
le
li
n
e wit
h
t
h
e ti
m
e-
b
ase
u
nit p ositio
n
co
n
t
r
ol .
24 . Co
nn
ect α 10 Χ
p
r
o
b
e to t
h
e i
np
ut of t
h
e r ig
h
t
vertical unit . Set t
h
e r ig
h
t ve
r
tical unit for α d eflectio
n
factor of 10 volts/
d
ivisio
n
and set t
h
e
VER
T M OD
E
switc
h
to R IG
H
T . Set t
h
e time-
b
ase unit for α swee
p r
ate of five
milliseco
nd
s/
d
ivisio
n
.
25 . Co
n
nect t
h
e pro
b e tip to α line-voltage so ur ce . T
h
e
d is
p
lay s
h
o
u
l
d
s
h
ow t
h ree com p lete cycles ove
r
t
h
e 10
d ivisio
n
s wit
h
i
n
0 .3 d ivisio
n . Α correct display in
d
icates
t
h
at t
h
e 7603 H o
r
izo
n
tal
Deflection System and t
h
e
time-base
u
nit are co
rr
ectly cali
br
ate
d
. If t
h
e dis
p
lay
is outsid e t
h e given tole
r
a
n
ce, eit
h
e
r
t
h
e 7603 o
r
t
h
e
time-
b
ase
un
it
n
eeds to b e recali
b
rate
d
. Refe
r
to t
h
e
Calibratio
n
sectio
n
of t
h
e Service manual, a
nd
to t
h
e
time-base unit ma
nu
al fo
r
a
dju
stment p roced
u
re .
REV
Β ,
JUL
1978
ΝΟΤΕ
T his step is base d on an accurate 60-Hertz line
freq
u
ency. For oth er line frequencies, this procedure
will
n
eed to
b
e c hanged accordingly .
Z-Axis Input
Operating 1nst
ru
ctions-7603/
R
7603 Ope
r
ato
r
s
29 . If an exter
n
al sig
n
al is availa
b
le (five volts pea
k
-to-
pea
k m
i
n imum at two m ega
h
e
r
tz o
r
less), t
h
e f
u
nctio
n
of
t
h e ΕΧΤ Ζ AXIS i
np
ut can b e demo
n
st
r
ate
d
. Co
nn
ect t
h
e
exte
rn al sig
n
al to bot
h
t
h
e i
npu
t of t
h
e rig
h
t ve
r
tical
u
nit
a
n
d t
h e ΕΧΤ Ζ AXIS connecto
r
wit
h
two
BN C ca
b
les and α
B
NC Τ co
n
nector . Set t
h
e
VER
T M OD
E switc
h
to R IG
H
T
and set t
h
e ve
r
tical u
n
it fo
r
α d eflectio
n facto
r
of two
volts/
d
ivisio
n
. Set t
h
e time-
b
ase
un
it fo
r
α swee
p rate w
h
ic
h
d
is
p
lays seve
r
al cycles of t
h
e signal . Ad
j
ust t
h
e a
mp lit
ud
e of
t
h
e signal ge
n
erato
r un
til i
n
te
n
sity m o
du
latio
n
is visi
b
le on
t
h
e dis
p
lay . T
h
e p ositive pea
k
s of t
h
e wavefo
r
m s
h
o u l
d b
e
b la
nk
e
d
out a
nd
t
h
e
n
egative p ea
k
s i
n
te
n
sified . N otice t
h
at
t
h
e setti
n
g of t
h
e I
N
T
EN
SITY co
n
t
r
ol determines t
h
e
amo
u
nt of i
n
te
n
sity m od
u
latio
n
t
h
at is visi
b
le .
30. Disco
nn ect t
h
e sig
n
al f
r
o
m
t
h
e ΕΧΤ Ζ AXIS
co
n
nector,
bu t leave it co
nn
ected to t
h
e rig
h
t ve
r
tical
u
nit
i
npu
t . C
h
ec
k
t
h at p ea
k
-to-
p
ea
k
a
mp
lit
ud
e of t
h
e d is
p
laye
d
sig
n
al is fo
ur d
ivisio
n s maximu
m
.
31 . T
h is completes t
h
e O p erati
n
g C
h
ec
k
o
u
t procedu
r
e
for t
h
e 7603 . Inst
rum
e
n
t o
p
e
r
ations not ex
p
lai
n
e
d h
e
r
e, or
o
p
e
r
atio
n
s w
h
ic
h n
ee
d
f
ur
t
h
e
r
ex
p
la
n
ation are d isc
u
sse
d
und
e
r
General O
p erating I
n
fo
rm
atio
n
.
26 . Disco
n
nect t
h
e
pr
o
b
e from t
h
e li
n
e-voltage source
and t
h
e
r
ig
h
t vertical
u
nit a
nd
co
nn
ect t
h
e probe to t
h
e
left vertical
un
it . Set t
h
e
VER T M OD
E
switc
h
to
LEF
T SI
MPL
I
F
I
E
D O
PER
ATI
N G I
N
ST
RU
CTIO
N
S
a
n
d
set t
h
e ti
m
e-
b
ase u
n it for α swee
p
rate of 0 .5
m illiseco
nd
/
d
ivision .
T
h
e followi
n
g i
n
formatio
n
is
pr ovi
d
e
d
to aid i
n qu
ic
k
ly
o
b
tai
n
i
n
g t
h
e co
rr
ect setti
n
g fo
r
t
h
e 7603 controls to
B
eam
F
ind e
r
prese
n
t α d is
p
lay . T
h
e o
p
erator s
h
oul
d b
e familiar wit
h
t
h
e
com
p
lete fu
n
ctio
n
and ope
r
atio
n
of t
h
is instr
u
ment as
27 . Set t
h
e d eflectio
n facto
r
of t
h
e left ve
r
tical
un
it to
d
esc
r
i
b
ed elsew
h
e
r
e
i
n
t
h
is sectio
n b
efo
r
e
u
si
n
g t
h
is
0 .1 volt/divisio
n . N otice t
h
at α s
q
uare-wave d is
p
lay is not
pr
oce
dur e . F or detaile
d
o
p
e
r
ating i
n
fo
r
matio
n fo
r
t
h
e
visi
b
le, si
n ce t
h
e
d
eflectio
n
exceeds t
h
e scan a
r
ea of t
h
e p lug-i
n un its, see t
h
e i
n
st
r
uctio
n
ma
nu
als fo
r
t
h
e a
pp
lica
b
le
C
R
T .
u
n
its .