Tektronix 2235 - TRIGGER

P erfo r
ma n ce C h ec k
Pr oced ur
e-2235 Service
V ertical
P OSITIO
N (b ot h)

M idra nge
VER
TICA L M OD E

CH 1
BW L
I M IT

Off ( b utton ou t)
C H 1
V
O
L TS/DI V 5
m V
CH 2 V O
L TS/DI V 50
m V
VO LTS/DI
VV aria b le
(bot h )

CA
L detent
I NVER T

Off ( b utton out)
AC-G N D-DC
(bot h )

DC
H orizo
n
tal
P OSITIO
N

M idran ge
H O R IZO
N TA L M OD E

Α
Α an d
Β S E C/DI V
0 .2 μs
S E C/DI
V V ariable

CA L detent
Χ 10
M agnifier

Off (k nob in)
Β
DEL AYTIME
P
OSITIO N

F ully cou ntercloc
kwise
Α T
R IGG ER
PR OC E
D URE ST EP S
α .
Connect t he leveled
sine-wave generator
output via α
50-S2 ca
b le and α 50- Ω
termination to t he C
H 1 O R Χ in p ut
co
n nector .
V
ARH O L DO FF

N O RM
M ode

Ρ - Ρ A U TO
SL O
PE

OU T
LEVEL

M i drange
Α &
Β ΙΝΤ

C H 1
Α SO
UR C E

ΙΝΤ
Α
ΕΧΤ CO UPL I N G

DC
1 . C
h ec k I n tern al Trigge
r i ng
TR IGG
ER
Eq ui p me n t R
equired (see Ta
b le 4-1) :
L eveled Si n e- W
ave Generator
(Item 2)

50- Ω
BN C Te r mi n atio
n (Item 5)
50- Ω BN C Ca b le
(Item 4)
I N ITIA L CO N
T R O L S E TTI N GS

ε . Set t h e CH 1
V O L TS/DI V switc
h to 50 m V .
d . C HE C K -Sta
b le dis p lay can
be ob tained b y
ad j usting
t h eΑ TR IGG ER
LEVEL control for
eac h switc h
combination
given in Table
4-6 .
Table 4-6
Switc h Com b inatio
ns for Α Tr igge
r i n g C h ec ks
Α
TR IGG ER M ode
g . Set :
VER
TICA L M OD E

CH
2
H
O
R IZO N TA L
M
OD
E

Α
Α&
Β ΙΝΤ

C
H 2
i . R epeat parts d
t hrough f .
j . Set :
N O RM
N O RM
Ρ - Ρ A U TO
Ρ - Ρ A U TO
Α TR
IGG ERSL O PE
OU T
IN
IN
O U T
e .
Set t he H OR IZO
N TA L M OD E
switc h to Β .
Β T R IGG
ER

f .
C
HE C K -Sta b le
display can be ob
tai n ed by ad j usting
SL O PE

OU T

t h e Β
TR IGG ER LEVEL
control in α
position ot h er t ha
n t h e
LEVEL

M idrange

Β
RUN S AFT ER DL
Y position for
both t he OUT an
d IN
positions of t he Β
TR IGG ER SL O
PE switc h .
h . M ove t he cable
from t h e C H 1 O
RΧ in p ut co nn ector
to
t h e C
H 2 ORΥ i np ut co
n nector .
H O R IZO N TA L
M OD E

Α
b . Set t h e generator
to produce α 10-
MH z, 3-divisio n

Α SE C/DI V
0 .1
AS
display .

Χ 10 M ag n ifier

On
(k nob out)