Message
Pl Error
P2 E
rror
P3
Error
PA
Error
Pr
Error
Sl
Error
Model
5528A
Errors and Error M
essa
ges
Ta
bl
e 1
7-1.
l aser
Measuremenr
Systcm Error Mcss<lges
(Con/inued)
Me
a
nin
g Ac
tion
Error in valuc from Material Te
m-
The oper
il
ling
temperat
ur
e of the material
perature
Se
n
so
r N
umber
1 temper
at
ure
se
n
so
r specified is
out
of
its
range,
or
there is a fault
in
the material
se
n-
Err
or in
va
lue from Material Tem-
so
r. Remo
ve
the bad sensor and verify that
perature
Se
nsor Number 2 the
error
co
ndition
goes away.
If
so,
ha
ve
it repaired. If
not
, the Displ
ay
ma
y need
Error in
va
lue from Material Tem-
servicing.
perature
Se
ns
or
Number
3
The
se
e
rror
s c
an
be cleared w
ithout
l
oss
of
measureme
nt
inform
at
i
on
by remov
ing
the
bad sensor.
Path
Error - Measurement Path
Mak
e s
ur
e the Beam strength meter on
the
return beam
ha
s been
interrup
ted. Meas
ur
e
ment
Displ
ay
point
s to the green
region over the
entire
length
of
the meas-
urement travel.
If
not
,
impro
ve the align-
m
en
t.
The beam mu
st
no
t be
broken
at
any
lime
during
Ih
e m
eas
urement
, and the B
ea
m
Strength meter must
not
p
oi
nt
into
the
red
region, or,
PA
Error will appear and
mea
s
ur
e-
ment data
will
be
lo
st.
This e
rror
c
an
o
nl
y be cleared by reselling
the Measurement Display, dnd results
in
a
l
oss
of
measurement dat
a.
Programming
error
The MC,
lS
urement
Display
ha
s re
ce
ived
an
HP-IU
command that II
do
e~
n
'
T
recognize,
or a mi
suse
of
an
allowed commdnd. Care-
fully check your programming instructions
and
ref
er
10 the Service
Manual
for
prop
er
sy
nt
ax
and application.
This
error
c
an
be cleared, wiThout
lo
ss
of
mea
su
reme
nt
data, by pre
ss
ing any key
on
the keyboard (except the R
ESET
kt!y).
Signal l
oss
error
.
May
in
di
cate
ra
te
Make
s
ur
e the o
pti
cs
do
no
t exceed I he
of
Opt
ic movement (
during
vc1o-
rated maximum
ve
lociti
es
s
hown
in th
is
User
's
cily
measuremen
t)
is
too
high
,
or
Guide, in each M
eas
ur
eme
nt
Sec
Tion
. Al
so
there is a problem in the meas
ur
e-
make sure the Be
am
Strength meter
on
the
ment path.
Mea
s
urement
Display
point
s to the
"g
r
een"
region over the entire length of the meas
ur
e-
ment travel.
If
nOI,
impr
ove the a
lignm
ent.
The Beam Strength meter must
nol
po
int
i
nto
the
red region
at
any t
im
e
durin
g a
measurement.
This
error
c
an
only
be cleared
by
resett
ing
the Displ
ay,
and r
es
ults in a l
os!>
of
meas
ur
e-
ment
data.
17-3