Tektronix 7704A - Page 107

e .
Set t h e VER T M OD E switc h to A L T p osition,
t
h
e left
vertical display
to bottom h alf of t he graticule . P osition t he
r ig h t vertical d is p lay to t h e u pp er h
alf of t h e graticule .
f .

Set
t he time-base plug-in unit for α swee p rate of 0 .2
milliseco nd /divisio n .
\/g . C HE CK -T h at bot h dis p lays are triggered (stable
d is p lay) .
\/ h .
C
HE
C K - P ress, i n seq ue n ce, t h e VER T M OD E
switc h p
us h bu tto n s
.
C heck t h at α stable d is p lay is
obtained in all switc h
positio
n
s . In t he CH O P M OD E α
triggered d isplay of t h e left or rig h t V ertical
s
h
ould be
obtai ne d ( d e p ending on t h e positio n of t h e L evel/Slope
co
n trol
of t h e time-b ase un it) .
REV
.
C, S EP T . 1975
Calibration-7704A Service
Ι . P ress t he LEF TT R
IG SOUR C E bu tto n .
j . C HE
C
K - P
ress, i n seque n ce, t h e VER T M OD E
switc h push bu ttons .
C
h
ec k t h at only t h e LEF T vertical
display is triggered .
k .
Pr ess t he R IG H TTR IG SO UR
C
E
button .
- \
/ Ι . C HE C K - P ress, i n seq u e n
ce, t he VER T M OD E
switc
h pus h butto ns . C heck t h at only
t h e rig h t vertical
display
is triggere d .
m . Disconnect alltest
equipment a n dremove t h eplug-
in u
n
its .
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