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User Manual

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Platon XL

Scientific Calculator for

Visually Impaired People

Содержание PLATON XL

Страница 1: ...User Manual ___________________________________________________________________________________________ Platon XL Scientific Calculator for Visually Impaired People...

Страница 2: ...nd Date page 10 4 2 7 Repeat Function page 10 4 2 8 Backlit Display option page 10 4 2 9 Help Mode page 10 5 Calculations page 10 5 1 Standard Arithmetic Functions page 11 5 2 Advanced Arithmetic Func...

Страница 3: ...Values page 17 6 Statistics page 17 6 1 Keyboard Layout in Statistic Mode page 17 6 2 Usage of the Statistic Functions page 18 6 3 Help in Statistic Mode page 19 6 4 Faculty page 19 7 Menu page 20 7 1...

Страница 4: ...with parenthesis 10 memory spaces Reciprocal value Percentages Square raise to higher power and extract roots Calculation of compound interest cash values and annuities Conversion of currency and phy...

Страница 5: ...cluded is farthest away from you and the other one is a service outled for our technicians Bottom side On the bottom side of the device you will find 4 rubber bumpers the loudspeaker grill and the bat...

Страница 6: ...to the auxiliary keys there is the 3 x 3 group To the right the 4 x 4 group is located The 4 x 4 group consists of 4 rows with 4 squared keys the 3 x 3 group consists of 3 rows with 3 squared keys Ea...

Страница 7: ...hird level shift 3 Press the shift key several times to switch between all the 3 levels When entering base level a short beep signal is played 4 1 1 The 4 Auxiliary Keys With respect to the XL product...

Страница 8: ...rccosine row 1 column 3 digit 9 level 2 tangent level 3 arctangent row 1 right key short divided by long modulo level 2 change display row 2 left key digit 4 level 2 hyperbolic sine level 3 area hyper...

Страница 9: ...ld all 3 keys of the first row in the 3 x 3 group until you hear a short jingle 4 2 2 Menu Escape Function To escape the menu quickly press the ON key 3 x 3 group top right 4 2 3 Delete Last Digit Del...

Страница 10: ...u could turn the light on and off by pressing the auxiliary key in row 1 4 2 9 Help Mode Pressing the keys square and root at the same time 3 x 3 group row 2 left and right keys leads you into the hel...

Страница 11: ...centages extract square roots or square a given number 5 2 1 Percentages When calculating percentages the following approaches are most common Calculation Example Input Percent How much is 5 of 250 25...

Страница 12: ...nd press and hold the change sign key 3 x 3 group row 3 right key followed by the equals key 5 2 5 Pi To calculate with the number Pi press digit key 3 in level 2 3 x 3 group row 1 left key and than i...

Страница 13: ...mn 3 in 4 x 4 group and numerical key 9 in level 2 respectively 5 3 4 Arcsine level 3 row 1 left key in 4 x 4 group and numerical key 7 in level 3 respectively 5 3 5 Arccosine level 3 row 1 column 2 i...

Страница 14: ...ctively 5 3 16 10 to the Power of x level 3 row 3 column 2 in 4 x 4 group and numerical key 2 in level 3 respectively 5 4 Conversions Due to the default conversion settings the conversion function ena...

Страница 15: ...nu key 3 x 3 group row 2 middle key and type in the conversion rate you need Confirm by shortly pressing the middle key You can now calculate with your individual conversion rate 5 5 Financial Calcula...

Страница 16: ...nnounce the net present value 5 5 3 Annuity The term annuity is used in finance theory to refer to any terminating stream of regular payments over a specified period of time Example You obtain a credi...

Страница 17: ...ocations 5 6 2 Select Stored Values Use the function recall memory short press on the middle button of the first row in 3 x 3 group and then press the corresponding number key to select the value from...

Страница 18: ...ciprocal values In 4 x 4 group there are the numerical keys and the operator keys minus and plus are set with the following functions row 3 right key subtract a number row 4 right key add a number 6 2...

Страница 19: ...the right parenthesis key 3 x 3 group row 3 middle key output number of values result 3 Exit the statistic mode with the menu key in level 2 3 x 3 group top left key and than the tactile middle key 6...

Страница 20: ...menu key To choose one of the menu functions press and hold the menu key again The same way you could navigate in each submenu Exit Menu Press the ON key 3 x 3 group top right to leave the menu or an...

Страница 21: ...ecimal places2 and set the preferred number by shortly pressing the left or right key of row 2 in the 3 x 3 group The higher the number the more units will be after the comma Confirm the setting by sh...

Страница 22: ...s a unit of plane angle equivalent to 1 400 of a full circle Display GRAD english grad german Gon 7 2 6 Clock Setting of Time Date and Alarm In the submenu clock you can setup the actual time the date...

Страница 23: ...pounds including batteries Power Supply 4 x 1 5 V AA batteries optional power supply not included in delivery Included in Delivery Platon XL 4 x 1 5V AA batteries printed user s manual optional power...

Страница 24: ...the right to make changes and improvements to its products without further notice 12 Disposal 12 1 Disposal of Electronic Devices 12 2 Battery Disposal Pb Cd Hg These signs can be found on contaminan...