Tektronix 2235 - TEST WAVEFORM AND VOLTAGE SETUPS; WAVEFORM MEASUREMENTS; DC VOLTAGE MEASUREMENTS; RECOMMENDED TEST EQUIPMENT

2235 Service
T E ST
W A VEF O RM A N D
V O L TAG E S E T UP S
W A
VEF O RM ME AS UREMEN TS

DC V O L TAG E ME
AS UREMEN TS
On
t h
e
left- h and p ages preceding t h e sc
h ematic dia-

Typ ical voltage measurements,
located on t he sc h ematic
grams are
test waveform ill u strations t h at are
inten ded to

diagram, were obtained wit h t he instrument
o p erating u nder
aid
in troubles h ooting t h e i n strument . To test t h e
i n str u me n t

t he conditions specified in t he
Waveforms Measureme n ts
for t h ese
waveforms, ma k e t h e i n itial control
settings as

setup . Control-setting ch anges re qu
ired for s p ecific voltages
follows :

a r e indicated on each
waveforms p age . M eas u rments are
referenced to ch assis groun
d wit h t he exce p tion of t h e
Vertical ( B ot h C h a nn els)

Pr e r eg u lator a
n
d
Inverter voltages on Diagram 7 . T h ese
voltages are referenced as
in d icated on t he sc h ematic
diagram .
POSITIO N

M i drange
VER TICA L M OD E C H 1
MIA/
ιιΜιΤ

Off (button out)
V O
L TS/DI V 10 m V

RE CO
MMEN D E D T E ST E Q U I PMEN T
V
O
L TS/DI V V ariable

CA L detent
I NVER T

Off ( b
utton o u t)

Test e q ui p ment i n Table
4-1 in t he " P erformance C heck
AC-G
N D-DC

GND

Procedu re", section
4
of
t h is manual, meets t he re q uired
s p ecifications for testing
t h is instrument .
H o r izon tal
POSITIO N

M idrange
HO R IZO N TA L M OD E

Α
Α and ΒS E C/DI V 0 .5
ms
S E C/DI VV aria b le

CA L d ete n t
Χ 10 M agnifier

Off (kn ob in)
ΒD ELAY TIMEPOSITIO
N
5 .0
Β T R IGG ER
LEVEL

F ully cloc kwise
SL O PE

O UT
Α T R IGG ER
VA RH O L DO FF

M inim u m (fully ccw)
Mode

Ρ - ΡAU TO
LEVEL

M idrange
Α& Β ΙΝΤ

VER T MOD E
Α SOUR C
E

ΙΝΤ
C h anges to t
h
e
control settings for s p ecific waveforms
a r e noted at
t he b egi n ning of each set of waveforms . Inp u t
signals and
h
oo
ku p s re qu ired are also in d icated, if neede d ,
for eac
h set of waveforms .