Performance  Check Procedure
24.  A and  B  Trace  Separation
a.  Set:
B SEC/D1V 
A/B SELECT
B  Trigger MODE 
TRACE  SEP
A SEC/DIV 
VERTICAL  MODE 
Horizontal  MODE
1  ms
CH  1  (others off) 
ALT 
0.5 ms 
B
RUNS AFTER 
Fully CW
b.  Position  the  CH  1  trace  below  the  center  horizontal  graticule  line  to 
display the separated  B trace.
o.  CHECK—for at least four divisions of upward trace separation between 
the  B trace and the A trace.
d.  Set TRACE  SEP fully  CCW.
e.  Position  the  CH  1  trace  above  the  center  horizontal  graticule  line  to 
display the separated  B trace.
f.  CHECK—for at least four divisions downward trace separation of the B 
trace from the  A trace.
2245A  Operators
7-27