Agilent Technologies 4284A - Page 47

(1) GPIB
Interface Connector
This
is the
GPIB in
terface connector
used when
op
erating
on
the
General
Purp
ose
In
terface
Bus.
(2)
Interface Connectors
When
in
terface
options
are
installed,
the
in
terface
connectors
will
b
e
installed
as
sho
wn.
When
the
4284A
is
not equipp
ed with
an
in
terface option,
blank co
vers
are
installed.
(3)
INT
DC
BIAS
MONITOR
Connector
This
BNC
connector
is
the
in
ternal
DC BIAS
monitor connector
used
for monitoring
the DC
bias v
oltage
applied
to
the
device
under
test.
This
connector
is
installed
only
when
Option
001
is
installed.
(4) EXT
TRIGGER
Connector
This
BNC
connector
is
the
external
trigger
connector
used
to
input
the
p
ositiv
e-going
TTL
pulse
signal
to
trigger
the
4284A
.
(The
trigger
mo de
must
be
set
to
EXT
ernal.)
(5)

LINE
Input
Receptacle
A
C
p
o
w
er
cord
receptacle.
(6)

LINE
Fuse
Holder
F
use
holder
for
the
4284A's
line
fuse.
Refer
to
CHAPTER
1
to
determine
the
correct
line
fuse
rating.
(7)
 LINE
VOL
TA
GE
SELECTOR
The
switch
used to
matc
h
the
4284A
to
the
A
C
op
erating
v
oltage
b
eing
used.
Refer
to
CHAPTER
1to
determine the
correct op
erating
v
oltage.
Overview 2-5