HP 8340b User Manual

HP
8340B/41B
Assembly-Level Service
Overall
Instrument
Troubleshooting
If
an
instrument fails,
first
verify
that the
calibration
constants
in
memory are
good
(see
CALIBRATION
CONSTANTS).
The
troubleshooting information
presented
here
will
guide
you
to
the
appropriate
functional
group.
Figures
A-8
and
A-9
show
the
proper
sequence
to
follow
to
isolate
specific
symptoms.
The
following
procedures
are
keyed to
the
numbers
in
these
diagrams.
Table
A-4
provides
pin
I/O
references
for
all
assemblies
in
the
eight
functional
groups.
If,
while
troubleshooting
a
particular
functional
group,
indications
imply
a
power
supply
problem,
refer
to
Table
A-4.
NOTE:
If
an instrument
exhibits
a
problem
in
frequency
or
power output,
flatness,
accuracy,
etc,
ensure
the
problem
is
not
caused
by
a
misadjustment.
Refer
to
section
five,
adjustments,
if
you
suspect
this
may
to
be
the
cause
of the
problem.
HP
8340B/41B
Assembly-Level
Service
Overall
Instrument Troubleshooting A-31

HP 8340b Specifications

General

Brand	HP
Model	8340b
Category	Inverter
Language	English