Tektronix 2235 User Manual

P e r forma n ce Ch ec k Pr oce dur e-2235 Service
3 . C h ec k Delay Time Dial R an gean d Accu r acy

η .
C HE C K -T he Β D EL AY TIME P OSITIO N dial setti ng
is between 8 .905 and 9 .095 .
α . Set t h e Β D ELAY TIME P OSITIO N dial fully
cou
n
tercloc kwise .
b . Align t h e start of t h e Α Swee p wit h t he 1st
vertical
graticule line using t he H orizontal P OSITIO N control .
c . C HE CK -Intensified p ortion of t h e tr ace starts wit h i n
0 .5 d ivision of t he start of t h e swee p .

Table 4-5
Settings fo r Delay Time Acc ur
acy C
h
ec k s
d . R otate t he ΒD ELAY TIME P OSITIO N con trol f u lly
cloc
k
wise .
e . C HE C K -Intensified portio n of t he t r ace is past t h
e
11 t h vertical graticule line .
f . Set :
Α an dΒ S E C/DI V 0 .5
As
Β D EL AY TIME P OSITIO N

F ully cou
ntercloc
k
wise
g . Align t he start of t he Α Swee p wit h t he 1 st vertical

ρ . Set :
graticule line using t h eH orizontal P OSITIO N con trol .
h . C HE CK -Inte n sified p ortion of t he trace
starts
wit h
in
1 .1 divisio ns of t he start of t h e swee p .
i . R epeat p arts d an d e .
generator .
ο .
R
ep eat p arts Ι t h rough η for t he remai n ing Α and Β
SE C/DI V and time-mar k ge n erator setti n g combinatio ns
s
h
own in Table 4-5 .
Α
S EC/DI V

ΒS EC/DI V Time- M
a rk
Switc
h
Setti n g
~

Switch Setti n g

Generator Setting
0 .5 As

0 .05 As

0
.5 As
5 μ s 0 .5 μ s
5 μ s
0 .5 ms

50 As

0 .5 ms
5 ms

0 .5 ms

5 ms
0 .5s

50 ms

0 .5s
Α SE C/DI V 0 .5 ms
Β
SE C/DI V 50 μ s
ΒD EL AYTIME P OSITIO N 1 .00
q . Select 0 .5-ms time mar k ers from t h
e time-ma rk
generator .
j . Set :

r . A d ju st t he H orizontal P OSITIO N
control so t h at t he
rising
e d ge of t he d is p layed time mar k er is aligned wit h
t he
C hann el 1 AC-G N D-DC

DC

ce
n
ter vertical gratic u le line .
H O R IZO N TA L M OD E

Β
Α S E C/DI V 0 .5 As
ΒSE C/DI V 0 .05
As

s . W it hout chan gi n g t he H orizontal P OSITIO N
cont
r
ol
ΒD ELAYTIME P OSITIO N 1 .00

setting, tur n t he ΒD ELAY TIME P OSITIO N
dial cloc k wise
to p osition t he next time mar k er leading ed ge
to
t h
e ce n te r
k .

Select
5- μ s
time
mar k ers from t h e time-mark
vertical graticule line .
t . C HE CK -T he ΒD ELAY
TIME
P
OSITIO
N
dial setting
Ι . Ad j ust t he H orizontal P OSITIO N
control so t h at t he to p is 0 .975 to 1 .025 greater t han t h e p revio us setti ng .
of t h e first f u lly dis p layed time mar k
er is
aligne
d wit h t he
center vertical gratic u
le
line
.
υ . Set t he ΒD EL AY TIME P OSITIO N
dial to t
h
e exact
integer setting .
m . W it h ou t c h angi ng t he H orizontal P
OSITIO N cont r ol
setting, set t he Β D EL AYTIME P OSITIO N d ial
to 9 .00 .
Slig h tly read j ust t he ΒD ELAYTIME P OSITIO N
dial to
alig n

ν . R e p eat p arts r t h roug h υ for eac h su ccessive time
t h e top of t h e time mar k er wit h t h
e ce
n
ter vertical graticule

mar k er up to t he mar k er correspondi ng to t he ΒD EL AY
line .

TIME P OSITIO N dial setti ng of 10 .00 .

Tektronix 2235 Specifications

General

Brand	Tektronix
Model	2235
Category	Test Equipment
Language	English