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BEFORE OPERATING YOUR CALCULATOR
Your Catcuiator operates from
fOUf
AA penlight batteries.
carbon zinc. alk.aline or nickel cadmium. Although they have
a higher initial cost, alkaline batteries and rechargeable
batteries wilt
give you
the- best mreraU
value.
It can also be
operated using LLOYO'S AC Adaptor Model YA-7247
{120V/60Hz) or
Model
YA-7585 (220V/50Hzl.
CAUTION: The battocies $Upplied with this unit
~re
not reehargaabte.
To avoid possible damage to
unit~
these batteries should be removed
when using LLOYD'S AC Adaptor VA·'1247 (120V/60Hz) or VA·7585
(220Vl50Hzl.
HOW TO CHANGE BATTERIES
To change batteries. mak.-e sure the power switth is in the "OFF"
position. Remove the battery access tover from the back of the
calculator bV sliding it toward the bottom of the calculator. Remove
and discard the old batteries.
When inSi!rting new baUeries, observe the battery polarity. Th.e
(+)
pole of each battery must correspond wilh 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 fa replace tbe
batteries with f'esh ones
fit
recharge abies are being
~sed,
recharging is required).
If
the batteries
become tOO low, the calculator witt become inoperative.
HOW TO USE THE AC AOAPTOR
Ynur calculator may also be operated from
At
with the use of
LLOYO'S AC Adaptor Mode' YA-7247 020Vf60Hz) or Model
YA·1585 1220VfSOHzl.
If the
-calculator
is being used on AC only
over long periods. of time, the batteries should be removed to prevent
possible damage from
battery
leak.age. The AC
Adaptor
wifl also
charge
rechargeable alkaline and nickel cadmium
(Nicadl batteries,
CAUTION,
To avoid damage.
use
only LLOYO'S Model YA-7247
1120V/60Hz) or Model YA-7585 (220v/50Hz) AG Adaptors with
your
cah:ulators.
To conMet the adaptor, follow these four steps in the order
outlined:
1.
Mai<.e- sure lhat the power switch is in the "OFF" position.
2. Connect the adaptor plug into the calcultor socket.
3. Plug the adaptor into the pamr outlet.
4.
Mcve
the calculator power switch to the "ON" position,
NOTE:
When the
AC
Adaptor is used onl"l to rer.har98 Nicad or
rechargeable alkaline batteries, it is not oecessary to turn the
calculator switch to "ON".
CAUTION;
When the calculator is not in use, disc9nnec! the
AC
Adaptor trom the
AC
outlet afld fram the calculator. Leaving the AC
Adaptor plugged into the calculator without
AC
power connected
wm
drain the batteries.
KEYBOARO ORGANIZATION
The follOWing is a brief expJantion of the funelior of each key and
indicator found on the keyboard of the
Atcum~tic
TM 419.
DIGIT ENTRY KEYS
lQJ
IhroughlID:
Pressing one of these keys
wilt
enter that digit into the
rightmost display position. PreviousiV entered digits will be shifted
one positio n to the left.
DECIMAL POINT ENTRY KEY
8: Depression of this. keV will correctlv position the decimal
pDint
in
your entries.
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