Agilent Technologies 4263B - Triggering a Measurement; Applying the DC Bias; Using the Internal DC Bias Source

4263B
Triggering a
Measurement
The
4263B
has
four
trigger source
modes: Internal,
Manual, External,
or Bus
.The
Trigger
annunciator
shows
which
trigger
source is
selected.
Note
When the
bus trigger
mode is
selected,
none
of
the
Trigger
annunciators
are
ON.
The
bus
trigger
mode
can
be
set
by
GPIB
commands
only
.
T
o
Trigger
Internally
1.
Press
until
the
Int
trigger
annunciator
is
ON.
T
o
Trigger
Manually
1.
Press
until
the
Man
trigger
annunciator
is ON.
2.
Press to
trigger
a
measurement.
To
Trigger Externally
1.
Connect
an
external
trigger
source
to
the
Ext
Trigger
terminal
on
the
4263B
's
rear
panel.
2.
Press
until
the
Ext
trigger
annunciator
is
ON.
3.
Apply
a
TTL
level
trigger
signal
to
trigger a
measurement.
Applying
the
DC
Bias
The
DC Bias
ON/OFF indicator
tells whether
the DC
bias
is
applied
or
not.
Using
the
Internal DC
Bias Source
1.
Press
.
2. Select the desired DC voltage value using or .
3. Press
to enter the value and exit.
4. Press to apply the DC bias. The DC Bias ON/OFF indicator is ON.
2-4 Operating the 4263B