
level/pohrity
Key
The
level
option sets
the trigger
level
that is applicable
only
to
the w
trigger
souroe.
o
Press
the
function
key agin
and the
highlighted
window
moves
to the
polarity
option and sclects the
rising
edge
or
falling
sync
pulses
to
trigger
on.
lield Key
The
field
key
selects field" 1
or
2.
line Key
The
line
key
selects
which line
the trigger
wi[
be
generated
on.
This
selection
is
dependent upon which field has
been selected
previously.
If
the
previous
selection is
the 60 H\525lines
standard"
the
options
available
depend
upon
which
fiel4 1
or
2 is
selected:
o
If
field
1is selected
select
from line 1
to
263
in field 1.
o
If freld
2is
selected. choose
from line Lto?62isfield2.
This
tv
trigger
mode
is compatible with broadcast
standard M.
If
the
50 HZ6?S lines
standard
is
selected, the
options are
also
dependent
uPon field
ssllings:
o
Iffield
I
is selected the range oflines
is from
1 to
31i!,
o
If freld
2
is selected the
range
of liaes
is from
3I4to6?5.
This
w trigger mode is
compatible
with
broadcast standards:
B, C,
D,
G,
H, I,
K
K1,
L, and N.
holdofl Key
The
holdoff
key
enables the oscilloscope to
hold
off the
trigger
event from
40 ns
to
32) ms and is incremented in 20 ns
time
frames.
Trigger
Menu
6-28
HP s4510A
Front-Panel
Reference
Comentarios a estos manuales