Tektronix 7603 Operator's Manual page 6

O p
e
r
ating I
n
st
ru
ctio
n
s-7603/
R
7603 Ope
r
ato
r
s
s
ur
e to co nn
ect t
h
e g
r
o
u
n
d
lea
d
of t
h
e a
d
a
p
ter to ea
r
t
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
ur
e to co
mp
lete t
h
e g
r
o
u
n
d
system m ay allow of t
h
ese.
U
se of special purpose
p
l
u
g-i
n u
nits may result i
n
t
h
e c
h
assis of t
h
is i
n
st
rum
e
n
t to
b
e elevate
d a b
ove gro
u
nd
d
iffe
r
e
n
t types of displays, w
h
ic
h
are
d
efi
n
ed i
n
t
h
e
p
otential a
nd p
ose α s
h
oc
k h
aza
r
d . i
n
st
ru
ction ma
nu
als for t
h
ese s
p
ecial
un
its. T
h
e followi
n
g
termi
n
ology will
b
e use
d
t
hr
o
u
g
h
o
u
t t
h
is ma
nu
al .
O
perating Temperature
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
p
e r atu r e is
b etwee
n
0°C a
nd
+50°C. T
h
is i
n
strument
ca
n
be 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
eyond
t
h
e o
p
e
r
ati
n
g
li
m
its, allow t
h
e c
h
assis te
mp
e
r
atu
r
e to co
m
e wit
h
i
n
t
h
e
o
p
e
r
ati
n
g limits
b
efore
p
ower is a
pp
lied .
T
h
e 7603 is cooled
b
y co
n
vectio
n
air flow t
h
roug
h
t
h
e
i
n
str
u
me
n
t. Com
p
o
n
e
n
ts w
h
ic
h r
e
qu
i
r
e t
h
e most cooli
n
g
are mo
un
ted exte
r
nally on α
h
eat
r
a
d
iato
r
at t
h
e
r
ear .
A
d
eq
u
ate cleara
n
ce
mu
st
b
e
pr
ovi
d
e
d
on all si
d
es to allow
h
eat to
b
e
d
issi p
ate
d
f
r o
m
t
h e i
n
st r u
m
e
n
t . Do
n
ot
b
loc
k
or
r
est
r
ict t
h
e air flow t
h ro
u
g h
t
h e
h
oles in t
h
e cabi
n
et or t
h
e
h
eat
r
ad iator on t
h
e rear . M
aintain t
h
e clea
r
a
n
ce
pr
ovi
d
e
d
by t
h
e feet on t
h
e
b
otto
m a nd
allow a
b
out two i
n
c
h
es
clea
r
a
n ce on t
h
e to
p
, si
d
es, a nd r ear (more if
p
ossible) .
T
h
e
R
7603 is cooled
b y ai
r dr aw n i n
t
hr
o
u
g
h
t
h
e ai
r
filter on t
h
e rea
r p
a
n
el and
b low
n out t
hr
oug
h
t
h
e
h
oles on
t
h
e
r
ig
h
t side . A
d
eq uate clea r a
n
ce must
b
e
p
rovi
d
ed at
t
h
ese locations. Allow at least o
n
e and one-
h
alf inc
h
es
clea
r
a
n ce
b
e
h
i
nd
t
h
e air filte
r a nd
at least o
n
e i
n c h
on t
h
e
r
ig
h
t si
d
e.
Operating P osition
Α
b
ale-ty
p
e stan
d
is
m
o
un
te
d
on t
h
e
b
otto
m
of t
h
is
i
n
st
rum
e
n
t. T
h
is sta
nd
pe
r
mits t
h
e 7603 to
b
e tilte
d up
a
b
o
u
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
ode
Α time-s
h
ari
n
g met
h
o
d
of
d
is
p
layi
n
g 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
h
a
nn
el switc
h
i
n
g is
se
qu
e
n
tial a
nd
occ
u
rs at t
h
e e
n
d of eac
h
sweep.
C
h
o
pp
ed
M
o
d
e
Α time-s
h
ari
n
g met
h
o
d
of
d
is
p
layi
n
g two o
r m
o
r
e sig
n
als
wit h α si
n
gle cat
h
o
d
e-ray tu
b
e
b
eam . C
h
a
nn
el switc
h
i
n
g is
se
qu
e
n
tial an
d
occurs at α rate
d
eter
m
i
n
e
d b
y an i
n
te
rn
al
cloc
k
generator (c
h
op
p
i
n
g 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
h
e followi
n
g
displays.
7
1
ι
ι
ι
and
o n
e swee
p
.
Α
d
is
p
lay of α single
p
lot p
r
od
u
ce
d b
y o
n
e vertical sig
n
al
Α t
h
e
rm
al c
u
to
u
t i
n
t
h
is i
n
st
ru
me
n
t p
r
ovides t
h
e
rm
al
Α
d
is
p
lay of two
p
lots pro
du
ce
d b
y two vertical sig
n
als
pr
otectio
n
and i
n
te
rrup
ts t
h
e
p
owe
r
to t
h
e i
n
st
rum
e
n
t if
and o
n
e swee
p
.
t
h
e i
n
te
rn
al tem
p
eratu
r
e excee
d
s α safe o
p
erati
n
g level .
P
ower is a
u
tomatically restore
d w h
en t
h
e te
mp
erat
u
re
r
et urn
s to α safe level. O
p
e
r
atio
n i n
confi
n
e
d a r eas o r
i
n
Delayed Swee
p
- Si
n
gle Trace
close
p
roximity to heat-producing i
n st
ru
me
n
ts may cause
t
h
e t
h
e
r
mal c
u
tout to o
p
en mo
r
e fre
qu
e
n
tly .
Α
d
is
p
lay of α single
p
lot
pr
o
du
ced
b
y o
n
e vertical sig
n
al
a
n
d α
d
elaye
d
swee
p
. Two swee
p
s a
r
e
u
se
d
to p
r
od
u
ce t
h
is
d
is
p
lay; t
h
e swee
p
s a r e o
p
e r ati
n
g - ί t
h
α
d e1 αy ίπΗ/
d
elaye
d
relatio
n
s
h
i
p w h
ere o
n
e sweep (i
d
e
n
tified as t h e
d
elayi
n
g
sweep)
d
elays t
h
e sta
r
t of t
h
e seco
nd
sweep (i
d
e
n
tifie
d
as
t
h
e
d
elaye
d
swee
p
) .
Delayed Swee
p
- Dual Trace
R
ac k mo u
nt ίng
Α
d
is
p
lay of two
p
lots
pr
o
du
ce
d b
y co
mb
i
n
i
n
g two
ve
r
tical sig
n
als and α
d
elaye
d swee
p
. Two swee
p
s a
r
e used
I
n
st
ru
ctio
n
s and
d
ime
n
sional
dr
awi
n
gs fo
r r
ac
k
mo
u
nti
n
g to
p
rod
u
ce t h is display ; t
h
e swee
p
s a
r
e ope
r
ati
n
g wit
h
α
t
h e
R
7603 a
r
e locate
d
in Sectio
n
3 of t
h
e o
p
e r ato r s ma
nu
al .
d
elayi
n
g/
d
elaye
d r
elatio
n
s
h
i
p
.
Eac h vertical sig
n
al is
d
is
p
laye
d
agai
n st t h e
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
h
e followi
n
g
d
efi
n
itio
n
s
d
escri
b
e t
h
e types of
d
isplays ti
m
e. Χ
r
efe
r
s to t
h
e
h
o
r
izo
n
tal axis a
nd
Υ
r
efe r s to t
h
e
w
h
ic
h
can
b
e o
b
tai
n
e
d
wit
h
α 7603 Oscilloscope syste
m
ve
r
tical axis .
Ο
ι
ι
ι