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HR-100S
(Back)
AC OPERATION
Use only an adaptor with the same voltage rating
(100, 117, 220 or 240V) as your power supply
to prevent component damage.
Plug the AC adaptor into the AC outlet and the cord
into the unit, this automatically cuts off battery
power supply.
*WHERE USED FROM THE MAINS THIS CALCU-
LATOR MUST ONLY BE USED WITH A CASIO
MAINS ADAPTOR. THIS IS DUE TO THE RISK OF
DAMAGE TO THE CALCULATOR SHOULD IT BE
USED WITH A MAINS ADAPTOR OTHER THAN
A CASIO MAINS ADAPTOR.
The following misuse may lead to battery
burst.
1. Use of an AC adaptor other than a genuine Casio
adaptor.
2. Insertion of batteries with incorrect polarities
ys
2-3
BUFFER
REGISTER
This calculator is equipped with an Input Buffer
Register which retains up to 7 key-in, whether
numeral entries or function commands.
It enables very fast operation even while the previ-
ous function is still being processed.
3/SPECIFICATIONS
Abilities:
4 basic functions, constants for x / +, sub-total/to-
tal, item counting, ADD mode calculations, repeat
calculations, memory calculations, percentage cal-
culations, and various kinds of practical calcu-
lations.
Capacity:
10 digits
Decimal point:
'
Full floating, and fixed (0, 2 or 3) with round-off.
ADD mode:
Decimal point is fixed at 2 position.
Negative number:
Printed and/or displayed by minus (—) sign.
Overflow check:
Indicated by printing and/or displaying ''E'' sign,
locking the calculator.
Display:
Digitron tube panel.
Ambient temperature range:
O°C — 40°C (32°F — 104°F)
Power consumption:
2.6 W
Power supply:
AC: 100, 117, 220 or 240V (+ 10V), 50/60Hz, with
an
AC
adaptor
(AD-4150)
4.5V
DC,
tip
negative.
DC: Four AA size manganese dry batteries (UM-3)
operate the display for approximately
4.5
hours continuously (approx. 8.0 hours on type
SUM-3), or the display and printer for approx-
imately 2500 lines of '55555"" continuous-
ly (approx. 4000 lines on type SUM-3).
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