Tektronix 5441 Instruction Manual page 60

Performance Check Procedure-54411~5441
4. Check Storage Operation
I /
f. CHECK-For stored traces on the screen, and that
a. Set the WRITING SPEED and VARIABLE PERSIST
they remain for at least 15 seconds.
controls fully clockwise. Adjust the INTENSITY and FOCUS
for the brightest trace without blooming.
g. Set the WRITING SPEED counterclockwise and push
the ERASE button. Also, set the time-base Main SecIDiv to
b. Set the vertical amplifier VoltsIDiv to 1, and Mode to
1
FS.
CH 1.
h. Position the trace across the screen and off the top.
c. Set the horizontal time-base, Main SecIDiv to .2 r s
Then turn the WRITING SPEED clockwise until the traces
and Trig Source to Line. Adjust the Main Trig Level to
are visible.
center.
I /
i. CHECK-That the stored traces remain at least
d. Position the trace off the top of the screen, and push
1 minute.
in the STORE button.
e. Position the trace down across the screen and off the
bottom.
REV MAY 1982