Teledex DD-922 warranty Operating the Calculator, Performing Calculations, Using the Calculator

TM DD-922

OPERATING THE CALCULATOR

ON/C key – turns on the calculator. The calculator automatically turns off after about 7 minutes if no key is pressed.

+/– key – Press to change the displayed number from positive (+) to negative (–)or from negative (–)to positive (+). – appears when the value is negative.

CE key – Press CE to delete the displayed number without losing any pending calculation. If a result is too large to show on the display, the calculator stops and displays E. Press CE to resume calculating. Press ON/AC to clear the entire calculation.

PERFORMING CALCULATIONS

	Press		Displayed
Addition (+)
Example: 6 + 7 = 13.	[6]	+ [7] =	13
Subtraction (–)
Example: 10 – 4 = 6.	[1]	[0] – [4] =	6
Multiplication (x)
Example: 7 x 5 = 35.	[7] x [5] =		35
Division (∏)
Example: 14 ∏7 = 2.	[1]	[4] ∏[7] =	2

USING THE CALCULATOR

Percentages (%)	Press		Displayed
Example:
Calculate 6% of 100.	[1] [0]	[0] x [6] %	6
Example:
Add 6% tax to $20.	[2] [0]	+ [6] %	21.2
Example: Calculate a
20% discount from $150.	[1] [5]	[0] – [2] [0] %	120
CONSTANT CALCULATIONS
Press = to repeat last function.
Example: Calculate 5 x 5 x 5 x 5 + 2 + 2 = 629
Press [5] x =	= = +	[2] = =	629

Simple Equations

(12 x –5)⎟2 = –30				12 x 5 +/– ⎟ 2 =		–MINUS 30
152 + 38		= 190		152	+ 38 =	190
78	– 22	=	56	78	– 22 =	56
22	x 12 =		264	22	x 12 =	264
312 ⎟ 6		=	52	312 ⎟ 6 =		52

Profit Analyser

Decimal set

(F)Floating, Fixed(0,2,3,4), (A)accountant,

(A) Add. Mode, (0,2,3,4)

(F) FileBkomma F 0 2 3 4 A

:() An answer is rounded up

:(5/4) An answer is rounded off

:( ) An answer is rounded down

5/4

BATTERY REPLACEMENT

Remove 2

Srews on (Replace with 389 battery)

Back and

lift cover off

		+	Slide battery to left
			using small
	Located battery		screw driver.
	Holder		Then replace
CARE AND MAINTENANCE		Keep the calculator dry. If it gets wet, wipe it dry before use.
		Do not use harsh solvents or detergents to clean.

Replace with 389 battery

TELEDEX Limited U.S.A. Warranty

TELEDEX INC. warrants these products to the original purchaser to

be free from defective material and workmanship. The product will be repaired or replaced at our option, for up to one year when

returned with proof of purchase to the address below. Include a check or money order for $3.00 to cover postage.

TELEDEX INC. 1 Atlas st. Kenilworth, NJ 07033

Warranty valid only in the U.S.A. Printed in China 4/01

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