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BEFORE OPERATION OF YOUR CALCULATOR
Your cafcUlator operates from four AA penlight batteries, either
Carbon-Zinc, Atkaline orNickelCadmium.AHhough they have a higher
initial cost, Alkaline batteries and Rec.hargeable batteries
will
giv£ you
the. best overall value.
The calculator can also be operated using LlOYO'S AC Adaptor
Model YA·7247 (120Vf60H,1 or Model YA·7565 mOVf50 Hll.
CAUTION: The batteril1S supplied with this unit are not reehargeable.
To avoid possible
<
damage to unit. these batteries should be removed
when using LLOYD'S AC Adaptor VA-7247 U20V/60Hz) or YA-7585
(220V/50Hzl_
HOW TO CHANGE BATTERIES
To change the batteries, make sure the power switch is in the 'OFF'
position. Remove the battery access cover from the back of the
calculator by sliding
it
toward the bottom of the machine. Remove
and dtSc2rd the. old
batter~s.
When inserting new batteries, observe
the battery pOlarity. The (+} pole of each battery must correspond
with the (+) indication in
the
battery compartment. Damage to the
calculator can be caused
by
incorrect placement of the batteries.
~
A dimly lighted display is an indication that the battery voltage is
low. This is the time to
replace the batteries
with
fresh
ones
lit
mchargeabfes are being used, recharging is required). It tbe batteries
becnme too low, the calculator will not
op.erate.
HOW TO USE AN AC ADAPTOR
Your calculator may also
be
operated from
At
with the use of
LLOY[J'S AC Adaptor Model YA·7247 {120V!60H,1 or Model
YA·7585 (220V/50f1z). -Batteries may be left in the calculator when
using it on AC. However.
if
the calculator
i~
being used on AC only
Over
long periods of time, the batteries should
be
removed to prevent
pDssible damage from battery leakage. The
At
Ad-aptor
wilt
also
charge Rechargeable Alkaline and Nickel-Cadmium (Nitad) balleries.
CAUTION: To avoid damage, use only lLOYD'S ModEi YA-7247
(l20VI60H,1 or Model YA·7565 (220Vl50Hll AC Adaptors
with
your c.akuiatuL
To connect the adaptor, follow these four steps in the order
outlined;
1. Make sure
that
th~
power switch
is
in the '0 FF'
position.
Z. Connect
the
adaptor plug into
the calculator
socket.
3. Plug the
adaptor
into
the power nutJ.et.
4. Move the calculator power switch to the 'ON' position.
NOTE; When
the
AC
Adaptor is used only to recharge Nicad or
Rechargeable Alkaline batteries, it is not necessary to moV'e the
calculator switch to the 'ON'
positiOTl,
CAUTION: When the calculator is not in use, disconnect the AC
Adaptor from 1he AC outlet AND from the calculator. leaving the
AC
Adaptor plugged into the calculator without
it
also being plugged
into an ACoutlet
win
drain the batteries.
KEYBOARD ORGANIZATION
The
following is
a
brief explanation
of the function of each key and
indicator found 00 the keyboard of the Accumatic'TM 20.
DIGIT ENTRY KEYS
IQ) Through
~:
Pressing one of these keys wilt enter that diqit into
the rightmost display position. Previously entered digits
will
be
shifted one position to the feft.
DECIMAL POINT ENTRY KEY
G:
Depression of this key win correctly position the decimal point
in your entries.
e
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