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Model
5315A/B
In
stallation
2-2
2-10.
Changing the 5315A power
line
voltage
selector
requires the
cabinet
to
be
opened.
Instructions for
changing the
line
voltage setting
are given
in
Section
V.
2-11.
The 531S8
is
eq
uipped
with a power module that contains a
printed-circui
t
li
ne voltage
se
lector to
select
100-, 120-,
220-,
or 240-volt acoperat ion
(see
Figure
2-2
).
Before app
lyi
ng
power,
the
pc selector must be
set
to
the correct
position and the correct fu
se
must be installed as
described
below.
PC Rn ... Rn
.
... RT IfUMRf
A'~
HI'
!.alD 8111
SElEcnOIf
Of
Of'{R""IIfG Val ''''CE
Sol ..
,
01>0<
"'"'1
... 1
1 .
b~
0"""""
PC
boord
'0 po •• ,.an
dnootd
.011.,.."
' op!tll
"",
Pu,h bo
.. d
I
~mlw
,nl.
modu
l, I1.r
1
Ao,,,
.
to", U"II
blc
'
.n'a
"0
'
.... '110
••
'.0"
Ind"
,nw'
I
..... n
~"'
....
"~"'I
Uu" ....
'a
",I.c'
, ..
, ...
t .....
1
''''
Figure 2-2. 53158
Line
Voltage
Selection
2-12.
Power
line connnections
are
selected
by
the position of the
plug-;n
circuit
card
in the
module. When the
card is
plugged
into the modu
le,
th
e
only
visible
markings on the
ca
rd
indi-
cate
the
line
voltage to
be
u sed
.
The
correct
va
lu
e
of
line
fuse, wit
h
a 2S0-vo
lt
rating,
mu
st
be
instal
led
after the
card
is inserted.
This
instr
ument
uses
a 0.25A fuse
(HP
Part
No.
2110-0201
)
for
l00/
120-volt
operat
ion
;
a
0.1
2A
fuse
(HP Part
No.
2110-0318)
for
220/
240-volt operation.
2-13.
To con vert
from
one line
voltage
to another,
t
he
power cord must be di sconnected from
the power modul
e
before the slid ing w indow
co vering
the fuse
and
card compartmen
t
can be
moved
to expose
the
fuse and circuit
card.
2-14.
Pull
on
the fu
se
lever
to remove
t
he
fuse
and
then pull the
ca
rd
out of
the module.
The
fuse lever must be
held
to one
side
to extract
and
insert
the
card. Imerl the
ca
rd so the marking
that
agrees
wit
h
the
line voltage
to be
used
is visi
ble.
2-15.
Return fu
se
lever to normal position
,
insert correct
fuse, sl ide plastic window
over
the
compartment,
and
connect the
power
cord
to
comp lete
the conversion
.
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