Sharp EL-738 Priority Levels in Calculations, Replacement procedure, Automatic power-off function

Replacement procedure

1.Turn the power off by pressing .c.

2.Loosen the screw and remove the battery cover. (see fig. 1)

3.Remove the used battery using a ball-point pen or similar object. Do not use a mechani- cal pencil or any sharp or pointed object to remove the battery. (see fig. 2)

4.Install a new battery into the battery housing with the positive side (+) facing up. (see fig. 3)

5.Replace the battery cover and the screw.

6.Press the RESET switch located on the back of the calculator with the tip of a ball-point pen

or similar object. Do not use an object with a breakable or sharp tip. (see fig. 4)

•Make sure that the display appears as shown. If not, remove the battery, reinstall, and check the display again.

fig. 1

fig. 2

fig. 3

fig. 4

000

Automatic power-off function

This calculator will turn its power off automatically if no key is pressed for about 10 minutes.

Priority Levels in Calculations

This calculator performs operations according to the following priority:

1.Functions preceded by their argument (x2, n!, etc.)

2.yx, x

3.Implied multiplication of a memory value (2Y, etc.)

4.Functions followed by their argument (sin, cos, etc.)

5.Implied multiplication of a function (2sin 30, etc.)

6.nCr, nPr

7.⋅, ÷

8.+, –

9. =, M+, M–, M, and any other calculation ending instructions

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