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3.8
Preparation for use
(1)
Adjustment of meter mechanical zero
With the power switch off,
adjust the pointer of each meter
to exact zero by turning the mechanical zero adjustment,
screw just beneath each meter on the front panel.
(2)
Memory back-up battery
Keep the instrument turned on for more than eight hours
when the instrument is used first time after unpacking or
after long term of storage period.
The memory back-up battery built in this instrument is a
rechargeable nickel-cadmium cell and is always being re-
-
. charged when the instrument is turned on.
Normally charged
battery will back-up the memory for several weeks, however,
a long.term of turning off may cause insufficient back-up due
to the gradual discharge of the battery.
_,
ATTENTION
,_
I{in
the
USA
only) 1
The
product
contains
a
rechargeable
battery.
The
battery
is
recyclable.
At
the
end
of
its
useful
life,
under
various
state
and
local
laws,
it
may
be
illegal
to
dispose
of
this
battery
into
the
municipal
waste
stream.
Check
with
your
local
solid
waste
officials
for
details
in
your
area
for
recycling
options
or
proper disposal.
If
removal
of
the
battery
is
required,
contact
the
dealer
or
representative
from
which
you
have
purchased
the
product.
Removal
of
the
battery
should
be
performed
only
by
a
qualified
pe r son.
(3) Warm-up
Allow a warm-up period of fifteen minutes before using
2
\
the instrument.
M
o
OJ
o
\
Qj
CD
i
c:
3-5
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