Instruction/ maintenance manual of the product DS-700-30Xa Datexx
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O WNER’S MANUAL Please read before using BIG Display 12 - Digit Scientific Calculator with Fractional and Statistical Functions D S - 7 0 0 - 3 0 X a.
T ype of logical calculations and truth tables . . 16 Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 T rigonometric Functions . . . . . . . . . . . . .20 Statistical Calculations .
Keys ON : T urns the power ON and resets the calculator . The power turns off automatically after a few minutes if no k ey is pressed. The memory is not reset when ON is pressed. OFF : Press to turn OFF the calculator . C/CE : Press to delete a number in the display, Press twice to clear the current calculation.
Basic Functions +, –, x, ÷ keys Press keys as written for basic functions. % key Press for percentage calculations, Add-on and discounts. (…) Open/Close parenthesis keys Press for up to 6 lev els of parenthesis when performing complex calculations.
Memory Keys M+ Press to add the displayed number to the inde- pendent memory Min Press to store the displayed number in the inde- pendent memory MR Press to recall the number in memory . X–>M Display/Independent Memory Exchange k ey . Press to exchange the displayed number with the contents of the independent memory and vice versa.
Statistical keys V ariable Entry (DA T A) V ariable Correction (DEL) key S x key n key s n key s n-1 key S x 2 key x + key Logical calculation keys Used for Logical calculations in Binary, Octal and H.
Mode Hexadecimal Statistical +, -, x, ÷ 6 levels 3 levels ( ) y y Constant y y Percentage n y Fractions n n Memory y y Function 1 variable function n y 2 variable function n y Raise to Power n n Stat.
Entering Statistical data Ex. 1: 2 D A T A 3 DA T A 4 D A T A Ex. 2: 125 LOG D A T A 100 LOG DA T A Ex. 3: (123 M+ MR D A T A) Making corrections C/CE clears the last digit pressed.
T ruth T ables AND INPUT OUTPUT A B X 1 1 1 1 0 0 0 1 0 0 0 0 OR INPUT OUTPUT A B X 1 1 1 1 0 1 0 1 1 0 0 0 XOR, XNOR INPUT OUTPUT A B X OR X NOR 1 1 0 1 1 0 1 0 0 1 1 0 0 0 0 1 NO T INPUT OUTPUT A X 1 0 0 1 17 P erforming Logical Calculations Logical Calculations are performed with Boolean Algebra.
Examples Constant Calculations EX. 4 + 5 = 5 + 5 = 6 + 5 = Press 4 + 5 = 5 = 6 = Binary MODE 2 10101011 + 1100 + 1110 = 11000101 Octal MODE 3 654 + 321 = 1175 741 – 357 = 362 Hexadecimal MODE 4 AAA + bb + C = b71 dEF - EFE = FFFFFFFEF1 FEDC x A9 = A83F3C Binary/Octal/Hexadecimal mode calculations may be mixed.
Hyperbolic Calculations Cosh34 = 3 4 HYP cos (2.917308713 x 10 14 ) In verse Hyperbolic Calculations Sinh-1 1.5 x 10 25 = 58.66323961 1 . 5 EXP 2 5 INV HYP sin (58.
CIVIL ENGINEERING In this right triangle,A = 5.7 feet and a = 30 degrees . Determine the value of C . sin a = A / C sin 30 degrees = 5.7 / C C = 5.7 / sin 30 degrees C = 5.7 / .5 C = 11.4 Mode Press Displa y DEG 5.7 [÷] 5.7 30 [sin] .5 [=] 11.4 In this right triangle, A = 6 feet and C = 15 feet.
REPLACING THE B A TTER Y If the calculator slows down when using the battery, the battery is weak and should be replaced. 1. Remo v e the 6 screws on the bottom panel and remo ve the panel. 2. Remo ve the old batteries. 3. Insert the new batteries (Radio Shack type RS-389 Cat.
Datexx Limited W arranty This product is warranted against defects for 1 year from date of purchase. W ithin this period, we will replace or repair it, at our option, without charge for parts and labor , with the exception of accessories such as batteries, wallets, etc.
©2001 Datexx - A Division of T eledex Inc. www.datexx.com PRINTED IN CHINA 02/01 . DS-700-30Xa.
An important point after buying a device Datexx DS-700-30Xa (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Datexx DS-700-30Xa yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Datexx DS-700-30Xa - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Datexx DS-700-30Xa you will learn all the available features of the product, as well as information on its operation. The information that you get Datexx DS-700-30Xa will certainly help you make a decision on the purchase.
If you already are a holder of Datexx DS-700-30Xa, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Datexx DS-700-30Xa.
However, one of the most important roles played by the user manual is to help in solving problems with Datexx DS-700-30Xa. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Datexx DS-700-30Xa along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
