Instruction/ maintenance manual of the product CK61 Aurora
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1 AUROR A OPER A TI NG MANU AL For use with A X- 595 Printed in China 9220260 Removing and Rep lacing the Calc ulator’s Cover Always slide the keyboard e nd of the unit into the cover fi rst. Never sli de the display end of the unit i nto the cover.
2 Example: 230 ÷ 7 =32. 8571 (FI X 4) =3 2. 86 (FIX 2) [8] Norm: Exponential Notation, [Norm 1~2?] appears, specify t he exponential l notation format by pressing [1] or [2]. Norm 1: Exponential notation is automatically used for |x|<10 -2 ,|x|>=10 10 Norm2:Exponential notatio n is automatically used for |x|<10 -9 ,|x|>=10 10 .
3 Example in Maths mode Key in operation Display 24+6 → A 2 4 + 6 Shift STO A 24+6 → A 30 2× sin A =1 2 sin Alpha A = 2sin(A 1 Clear memory A 0 Shift STO A 0 → A 0 Independent Memory Independent memory M uses t he same memory area as variable M.
4 ） =7 ( Shift 2 6 + S hift 5 2 4 3 ) = （ ） 7 Logarithm ， Natural logarith m ， Antilogarith m and logab. MA THS MODE: Shift SET - UP 1 Example in Maths mode Key in operation Display + +ln3= 16.
5 Shift Pol :Convert rectangular coordi nates (x, y) to polar coordi nates (r , ); Press RCL X for r , or RCL Y for . Example in Maths m ode Key in operation Display With rectangular coordinate (x=1,y= ). Find Polar coordinate (r , ) at degree mode.
6 ST A T items Description (1) T ype T o enter the statistical c alculation type screen (2) Dat a T o enter the statistical Da ta input screen (3) Edi t T o en ter Edit s ub-menu for editing ST AT edi.
7 Display s creen Y ou should input:· Start? Input the lower limit o f X (Default =1). End? Input the upper limit of X (D efault =5). *End value must be gr eater than the start value. Step? Input the increment step (Default =1). In Function Table Result screen, you ca nnot edit the content, and press CA retu rn to Function input scree n.
8 9th Permutations, combinations: nPr , nCr 10th Multiplication and divi sion: × , ÷ 1 1th Addition and subtraction: +, - 12th Calculation ending instruction: =, M+, M- STO (store memory) In the same precedence level, cal culations are performed from left to ri ght.
An important point after buying a device Aurora CK61 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Aurora CK61 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 Aurora CK61 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Aurora CK61 you will learn all the available features of the product, as well as information on its operation. The information that you get Aurora CK61 will certainly help you make a decision on the purchase.
If you already are a holder of Aurora CK61, 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 Aurora CK61.
However, one of the most important roles played by the user manual is to help in solving problems with Aurora CK61. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Aurora CK61 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
