Tektronix 465M - Page 90

AIR
FORCE T033A1-13-496-1
NAVE
LEX
0969-LP-1
70-0010
Maintenance
Instructions
Table
5-1.
Operational Checkout
Procedures—Continued
Step
Procedure
Normal Indication
d. Adjust horizontal
POSITION
to align first
time mark
with the left
vertical
graticule line.
e. Set
XI 0 MAG
to In (on).
f.
Check
magnified
A TIME/DIV
accuracy
at the following
settings:
1 time
mark
per division
within
0.3
division
at the 1
1th vertical
graticule line;
except
on
.05 ps
NOTE
setting,
there is
1 time mark
per
two divisions.
When aligning time marks
with a graticule
line after
a new TIME/
DiV selection,
do not position the
trace beyond
alignment
with
the
closest graticule line
(see NOTE under Portion
of
total
magnified
sweep length
to exclude from
measurement
column
below).
TIME/DIV
Time-Mark
Portion
of total
magnified
Setting
Generator
sweep
length
to exclude from
Setting
measurement
.05
/ts
10
ns
.1
ps 10 ns
First
and last
50 nanoseconds
.2
p%
20 ns
.Bps 50 ns
1
ps
0.1
ps
2
ps
0.2
ps
5
ps
0.5
ps
NOTE
10
/;is
1
ps
To
determine
the excluded
portion
20
ps
2
ps
of the
sweep
at
.05,
.
1,
and
.2
ps,
50
ps
5
ps
position the
beginning (or end) of
1 time mark
per division
within
.1 ms
10
ws
the
sweep
at
the left
(or right)
0.3
division
at
the 1 1th
vertical
.2 ms
20
ps
vertical graticule
line. Then,
graticule line
except on
.05 ps
.5
ms
50
ps
horizontally
POSITION the trace
setting, there
is 1 time mark
per
1
ms
0.1 ms to the left (or right)
the following
two
divisions.
2 ms
0.2 ms
number of
time marks
to exclude
5 ms
0.5 ms 50
ns of the
sweep (be sure
XI
0
10 ms
1 ms MAG is selected):
10
time
marks
20 ms
2 ms
at
.05
ps;
5 at
.1
ps,
or 2.5 at
50 ms
5 ms
.2
ps.
* M
.1 s A
10 ms
*
.2
s
SWEEP
20 ms
*
,5
s
ONLY
50 ms
^Change
TRIG
MODE
switch
to NORM.
g-
Set
HORIZ DISPLAY
to
B DLY'D.
5-16