Technical Specifications - Olivetti Summa 21 Instrucciones De Uso

(20) ON / Clear Entry / Clear
ON:
CE:
C:
(21) Multiplication
To multiply, enter the first number (multiplicand) and press the [×] key. Then
enter the second number (multiplier) and press [=] or other keys, as necessary,
to obtain the result. If the [=] key is pressed repeatedly, it will perform sequential
multiple calculations.
(22) Division
To divide, enter the number to be divided (dividend) then press the [÷] key.
Then enter the second number (divisor) and press [=] or other keys, as
necessary, to obtain the result. If the [=] key is pressed repeatedly, it will perform
sequential division calculations.
(23) Equal
Completes Multiplication, Division or Mark up calculation.

Technical Specifications

Type
Keyboard
Capability
Display
Printer
Printout color
Printing speed
Paper roll
Operating temperature : 0 °C to 40 °C (32 °F to 104 °F)
Power source
Power consumption
Dimensions
Weight
6
Turn on.
Clears the last number (displayed number) entered before any
function key is pressed.
Clears all, except memory contents.
: Electronic Printing / Display Calculator
: 10-key system
: 12 digits
: 12 digits Liquid Crystal Display
: M31AII
: Black (Ink cartridge IR30 or IR40)
: 1.4 lines/second
: Width 57.5 mm (2-11/16") × 25 D,
Thickness 0.06 to 0.085mm (60 g)
: UM-3/AA×4 or ADAPTOR 6V 300 mA
: 6.0 W – 0.04 A
: 97.7 (W) × 191 (D) × 42 (H) mm
: 250 g
ENGLISH