1
Preparation
for
Use
In
This
Chapter
First
you
must
set
the
4263B
to
match
the
available
power
LINE
voltage
,
before
turning
the
4263B
ON.
If
the
4263B's
power
LINE
voltage
and
frequency
are
properly
set
and
ready
to
use
,
you
can
skip
this
chapter
.
P
ower
Requirements
The
4263B's
power
source
requirements
are
as
follows:
LINE
V
oltage
:
100
/
120
/
220
/
240
V
ac
(610%)
LINE
Frequency
:
47
to
66
Hz
P
ower
Consumption
:
45
V
A
maximum
T
o
Set
P
ower
LINE
V
oltage
1.
Conrm
that
the
power
cable
is
disconnected.
2.
Slide
the
LINE
V
oltage
selector
on
the
rear
panel
to
match
the
ac
LINE
voltage
which
will
be
used
(see
T
able
1-1).
Preparation
for
Use
1-1
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