HP 8753D Option 011 User Manual

Source
Phase
Lock Error
Messages
The error
messages listed
belo
ware
usually indicativ
e
of
a
source
failure
or
improp
er
instrumen
t
conguration.
(Ensure
that
the
R
c
hannel
input
is
receiving
at
least
0
35
dBm
p
o
w
er). Con
tinue
with this
pro cedure.
NO IF
FOUND:
CHECK
R
INPUT
LEVEL
The
rst
IF
w
as
not
detected
during
the
pretune
stage
of
phase
lo
c
k.
NO
PHASE
LOCK:
CHECK
R
INPUT
LEVEL
The
rst
IF
w
as
detected
at
the
pretune
stage
but phase
lo c
k could
not
b
e
acquired
thereafter.
PHASE
LOCK
LOST
Phase-lo
c
k
w
as
acquired
but
then
lost.
PHASE
LOCK
CAL
FAILED
An
in
ternal
phase
lo
ck
calibration routine
is automatically
executed at
p
o
w
er-on,
when
pretune
v
alues
drift,
or
when
phase
lo
c
k
problems
are
detected.
A
problem sp
oiled a
calibration
attempt.
POSSIBLE
FALSE
LOCK
The
analyzer
is
ac
hieving
phase
lo
c
k
but
p
ossibly
on
the
wrong
harmonic
com
b
to
oth.
SWEEP
TIME
TOO
FAST
The
fractional-N
and the
digital IF
circuits
ha
v
e
lost
sync
hronization.
4-12 Start Troubleshooting Here DRAFT
3/21/106 15:12
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HP 8753D Option 011 Specifications

General

Brand	HP
Model	8753D Option 011
Category	Measuring Instruments
Language	English