Priority Levels In Calculations; Automatic Power-Off Function - Sharp EL-738 Operation Manual

Replacement procedure
1. Turn the power off by pressing . c.
2. Loosen the screw and remove the battery cover.
(see fi g. 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 fi g. 2)
4. Install a new battery into the battery housing
with the positive side (+) facing up. (see fi g. 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 fi g. 4)
• Make sure that the display appears as shown.
If not, remove the battery, reinstall, and check
the display again.

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 ( x
x x
2. y
,
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
81
000
fi g. 1
fi g. 2
fi g. 3
fi g. 4
2
, n!, etc.)