Agilent Technologies 4395A Service Manual

INSPECT
THE A
CCESSORIES
Measurement
problems can
b
e
caused
b
y
fault
y
accessories
or
fault
y
devices b
etw
een the
accessories
and
the
analyzer.
F
or
example, the
RF cables,
the prob
ep
ow
er connector,
the
TEST
SET-I/O INTER
CONNECT connector,
and the
interconnect
cable can
cause
problems.
Some recommended
accessories used
with the
analyzer are
listed
b
elo
w.
T
est
Sets
(for
example,
the
85046A/B
S
P
arameter
T
est
Set).
Activ
e
Prob
es
(for
example,
the
41800A Activ
e Prob
e).
Preamplier (for
example, the
19855A Broadband
Preamplier).
P
o
w
er
Splitter
and
Directional
Bridges
(for
example,
the
11850C/D
Three-w
a
yP
ow
er
Splitter).
Calibration Kits
(for example,
the
85032B
50

T
yp
e-N
Calibration
Kit).
Insp
ect the
cables
for
an
y
damage.
V
erify
the
prob
e
p
o
w
er
connector
and
the
TEST
SET-I/O
INTER
CONNECT
connector
(if
they
are
used).
Then
insp
ect
and
v
erify
the accessories
that
are
used
in
the
measuremen
t.
This
insp
ection
consists
of
the
follo
wing pro
cedures:
Verify
the Pr
ob
e
Power
Insp
e
ct
the
T
est Set
Insp
e
ct
the
Calibr
ation
Kit
V
erify
the
Probe
P
o
wer
P
erform
the
follo
wing
pro
cedure
to
v
erify
the
fron
t-panel
prob
e
p
o
w
er
connector:
1.
T
urn
the
analyzer
po
w
er
o.
2.
Remo
v
e
the
p
o
w
er
cable
of
the
accessory from
the
prob
e
p
o
w
er
connector.
3.
T
urn
the
analyzer
p
o
w
er
on.
4.
Measure the
po
wer
v
oltages
(+15
V
and
-12.6
V)
at
the
prob
e
p
o
w
er
connector
using
a
v
oltmeter
with
a
small
prob
e.
See
Figure 9-1
for the
voltages
and
pins
on
the
prob
e
p
o
w
er
connector.
If
the v
oltages are
within
the
limits,
the
analyzer's
prob
e
p
o
w
er
is
v
eried.
Susp
ect
a
fault
y
accessory
.
Verify
the accessory
used in
the measuremen
t
problem
in
accordance
with
its
man
ual.
If the v
oltages are
out of the limits, see the
Power Supply T
roubleshooting chapter in this
manual to troublesho ot the p o
wer lines (+15 V(A
UX) and -12.6 V) of the prob
epo
wer.
9-4 Accessories Troubleshooting

Agilent Technologies 4395A Specifications

General

Brand	Agilent Technologies
Model	4395A
Category	Measuring Instruments
Language	English