Tektronix 2221 - Page 146

Appendix A --
2221 Operators
C. Rotate the SEC / DIV Variable control out of detent .
C. Set the
generator to
produce a 50 mV signal
,
d . CHECK - For two time markers per division over the
center eight
divisions
.
d . Use the Channel 2 POSITION and Horizontal POSI
TION
controls
to
center
the
display .
7.
Check
Non
Store
Sweep
Length
e . CHECK - Display is 4.85 to 5.15 horizontal divisions .
a
.
Set :
f . Disconnect
the test
equipment from
the instrument
.
SEC / DIV Variable
STORE / NON - STORE
CAL
detent
NON -
STORE ( button out
) .
b . Use the Horizontal POSITION control to align the
start of the Sweep with the 1st vertical graticule line .
9.
Check X
Bandwidth
a . Set
the
STORE
/
NON -
STORE
switch
to
NON
STORE (
button
out
)
.
c . CHECK - End of the sweep is to the right of the
11th
vertical graticule line .
b . Connect the leveled sine - wave generator output via
a 50 12
cable
and a
50 2
termination
to the
CH
1 OR
X
input
connector
.
d . Disconnect the test equipment from the instrument .
4
8. Check X Gain
C. Set
the
generator
to
produce
a 5 -
division
horizontal
display at
an output
frequency
of
50 kHz .
a .
Set
:
X.Y
CH 1 VOLTS / DIV
Horizontal
POSITION
On (
button in
)
10 mV
Midrange
d .
Increase the
generator
output
frequency to 2.5
MHz .
بال
e .
CHECK -
Display
is at
least 3.5
horizontal
divisions
.
b . Connect the standard - amplitude signal from the
Calibration Generator via a 50 2 cable to the CH 1 OR X
input
connector
. f . Disconnect
the test
equipment from
the instrument
.
U
u
1
L U
A -
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