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manual abstract
Four Function Memory - includes addition,subtraction, recall, and clear. Hybrid Power - built-in solar panel extends battery life by powering the calculator In the light. Tax Calculation - Quickly Add/Subtract GST, surcharges or any other fixed value % with the TAX+, TAX- function. Automatic Power Off - saves battery power by turning off the calculator If it Is left unused for about 9 mln. Operating the Calculator ON/AC key - Power ON/ All clear. Automatic power off if no button is pressed after a few minutes. CE - Clears LCD without losing calculation. If a number Is too big to show, the calculator stops and displays “E”. Press “CE” to continue. +/- key- Press to change the displayed number from positive (+) to negative (-) and vice versa. appears when the number is negative Memory Functions [M+] Press to add the displayed number to the memory. “M" Is displayed. [M-] Press to subtract the currently displayed number from the memory. [MRC] Press once to display the number stored in memory. Press twice to reset the memory to 0. Setting The Tax Rate Example: Setting TAX rate at 12.5% [ON/AC], key in rate [1][2][*][5], then press [RATE] [TAX+] key to confirm. Once the rate is set, which only can be canceled by set other rate. Press [ON/C] [RATE] [TAX-] can recall the tax rate. Performing calculations Example Key operation Display 6 + 7 = 13 [6] [+] [7] [=] 13 10-6 = 4 [1][0][-][6] [=] 4 5x7 = 35 [5] [x] [7] [=] 35 14-r7 = 2 [1][4][*][7] [=] 2 Calculate 6% of 100 [1][0][0][x][6][%] 6 Add 8% to 20 [2][0][x][8][%][+][=] 21.6 80x9-50x6+20x3=480 80x9 = 720+ 50x6 = 300-20x3 = 60 + [8][0] [x] [9] [M+] [5][0] [x] [6] [M-] [2][0] [x] [3] [M+] [MRC] [MRC] “ 720 “ 300 “ 60 " 480 480 Original cost =$160 calculate price-plus-tax and the tax amount (rate =12.5%) [1 ][6][0][TAX+ ] [TAX+] 180 ™ 20 Price including tax=180 calculate prlce-less-tax and the tax amount (rate = 12.5%) [1 ] [8] [0][TAX-] [TAX-] ™- 160 ™ 20 REPLACING THE BATTERY 1. Remove the rear cover and battery; 2. Insert the new battery (AG10) with the + side up. 3. Replace the rear cover Note: 1. Dispose of the old battery promptly and properly, do not burn and bury it. Always remove an old or leaking battery. Older batteries can leak chemicals that can destroy electronic parts; 2.Keep the battery out of reach of children, swallowing a buttoncell battery can be fatal. CARE AND MAINTENANCE • Keep the calculator dry.If it gets wet,dry it before use. • Do not use harsh solvents or detergents to clean the unit. • Do not drop or strike the calculator. Datexx DH250 http://www.datexx.com/product-p/dh-250.htm...