Adjustments—T91
2
optimum Enhanced
display (wait at least 10
seconds
after
pressing
ERASE
button before moving
MODE
to
RESET
and letting it return to
SINGLE SWP).
q
If satisfactory enhanced storage is
still not achieved,
increase or decrease
INTENSITY
and
ENHANCE
LEVEL
settings by small
increments
and
repeat the ERASE/10
second
wait/RESET/SINGLE
SWP
sequence until the
waveform can be
stored with
minimum breaks or fade-up
and with good
contrast
for at least 1 minute.
For SN
B01 1467-up, if the
desired
results are not
achieved, also
adjust Enhance
Pulse
Height
control R930 for optimum
enhanced storage. If
ENHANCED
LEVEL control opera-
tion is too
sensitive, and causes sudden
blooming at some
point as
its setting is advanced, decrease
the
R930 setting
(counterclockwise).
If storage background fades
with
the
trace and
recharges. Enhance Level control R930
setting
should be
advanced clockwise. Correct
adjustment
of
R930 should
result
in good enhanced storage
without
either
of
the aforementioned extreme conditions.
For SN
B01
0300-up, if optimum enhanced storage still
cannot
be
obtained,
carefully
repeat all
of
Step 5B, especially the
setting of R934.
r.
Disconnect test equipment.
REV. A APR 1977
4-7
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