HP 83480A - The Clear Display Key

The Clear Display Key
The Clear Display key erases all channel and function waveform data from
the graticule area, and resets all associated measurements and measurement
statistics.
When the
instrument is
stopped
If the
instrument is
stopped, the
display
remains
cleared
of
waveform
data
until the
trigger circuit
is
rearmed
and
the
instrument
is
triggered.
Then,
the
new
data
is
displayed
and
measurements
are
recalculated.
When
the
instrument
is
running
If the
instrument
is
running,
new
waveform
data
is
displayed
on
the
next
acquisition and
all
measurements
are
recalculated.
2-3