How to Turn Off a Regular Pocket Computer

Can’t turn off your pocket calculator? Many conventional pocket calculators do not have an OFF button. Instead, calculators are designed to automatically shut down after a few minutes of inactivity. If you want to turn off the computer immediately, you can use some keystrokes.

Table of Contents

Normal calculator and solar calculator

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/c/ca/Turn-off-a-Normal-Schop-Calculator-Step-1-Version-4.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-1-Version-4.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/c/ca/Turn-off- a-Normal-Schop-Calculator-Step-1-Version-4.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-1-Version-4.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

Wait for the computer to turn off. Most computers will shut down on their own after a few minutes of inactivity. If you don’t need it, just put the computer aside and it will turn itself off after a few minutes.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/e/ef/Turn-off-a-Normal-Schop-Calculator-Step-2-Version-4.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-2-Version-4.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/e/ef/Turn-off- a-Normal-Schop-Calculator-Step-2-Version-4.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-2-Version-4.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

Press the key combination. One of the following key combinations can help you turn off the computer. Hold down the following buttons: ^{[1] X Research Source}

2 3
5 6
× _
9 -
1 2 4 6
1 3 4 5
1 2 3

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/4/4e/Turn-off-a-Normal-Schop-Calculator-Step-3-Version-4.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-3-Version-4.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/4/4e/Turn-off- a-Normal-Schop-Calculator-Step-3-Version-4.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-3-Version-4.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

While holding down the above key combinations, press and hold the ON, C/CE or AC button again. If you press the correct key combination then the computer will shut down.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/3/36/Turn-off-a-Normal-Schop-Calculator-Step-4-Version-4.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-4-Version-4.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/3/36/Turn-off- a-Normal-Schop-Calculator-Step-4-Version-4.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-4-Version-4.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

Try covering the solar panel. You can force shutdown your solar calculator by covering the entire solar panel with your thumb. When light is no longer received, the computer will dim and turn itself off.

Citizen’s Pocket Calculator

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/b/bc/Turn-off-a-Normal-Schop-Calculator-Step-5-Version-3.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-5-Version-3.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/b/bc/Turn-off- a-Normal-Schop-Calculator-Step-5-Version-3.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-5-Version-3.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

Wait for the computer to turn itself off. The Citizen pocket calculator will turn itself off after approximately 8 minutes of non-use. You can let the computer turn itself off.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/5/51/Turn-off-a-Normal-Schop-Calculator-Step-6-Version-2.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-6-Version-2.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/5/51/Turn-off- a-Normal-Schop-Calculator-Step-6-Version-2.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-6-Version-2.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

Press the key combination to force shutdown the computer. The following keystrokes will turn off most Citizen pocket calculators:

ON × % Check Correct Correct _

Texas Instruments Graphing Calculator or Scientific Calculator

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/3/37/Turn-off-a-Normal-Schop-Calculator-Step-7-Version-2.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-7-Version-2.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/3/37/Turn-off- a-Normal-Schop-Calculator-Step-7-Version-2.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-7-Version-2.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

Locate the 2nd and On keys. On most TI graphing calculators, the 2nd key is the color key to the left. The color of this key varies from model to model, but often stands out from the rest. The “On” key is usually located to the right, above the number keys.

On some models, the “On” key may be located in the lower left corner.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/a/af/Turn-off-a-Normal-Schop-Calculator-Step-8-Version-2.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-8-Version-2.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/a/af/Turn-off- a-Normal-Schop-Calculator-Step-8-Version-2.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-8-Version-2.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

Press the 2nd key. Pressing this key unlocks the secondary function of all keys.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/a/a4/Turn-off-a-Normal-Schop-Calculator-Step-9.jpg/v4-460px-Turn-off- a-Normal-Schop-Calculator-Step-9.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/a/a4/Turn-off-a-Normal-Schop-Calculator- Step-9.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-9.jpg”,”smallWidth”:460,”smallHeight”:345,”bigWidth”:728,”bigHeight” :546,”licensing”:”<div class=”mw-parser-output”></div>”}

Press the ON key. Pressing this key turns off the graphing calculator.

To turn off the TI Nspire calculator, press the Ctrl key then the On key.

Casio graphing calculator or scientific calculator

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/a/a2/Turn-off-a-Normal-Schop-Calculator-Step-10-Version-2.jpg/v4-460px- Turn-off-a-Normal-Schop-Calculator-Step-10-Version-2.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/a/a2/Turn-off- a-Normal-Schop-Calculator-Step-10-Version-2.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-10-Version-2.jpg”,”smallWidth”:460 ,”smallHeight”:345,”bigWidth”:728,”bigHeight”:546,”licensing”:”<div class=”mw-parser-output”></div>”}

Locate the ⇧ Shift and AC keys. On most Casio graphing and scientific calculators, the “Shift” key is located in the upper left corner at the bottom of the screen. The “On” key is on the right, above the number keys.

HP graphing calculator or scientific calculator

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/3/3e/Turn-off-a-Normal-Schop-Calculator-Step-13.jpg/v4-460px-Turn-off- a-Normal-Schop-Calculator-Step-13.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/3/3e/Turn-off-a-Normal-Schop-Calculator- Step-13.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-13.jpg”,”smallWidth”:460,”smallHeight”:345,”bigWidth”:728,”bigHeight” :546,”licensing”:”<div class=”mw-parser-output”></div>”}

Locate the ⇧ Shift and on keys. On most HP computers, the “Shift” key is on the left side. The “On” key is located on the right or in the lower left corner.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/0/0f/Turn-off-a-Normal-Schop-Calculator-Step-14.jpg/v4-460px-Turn-off- a-Normal-Schop-Calculator-Step-14.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/0/0f/Turn-off-a-Normal-Schop-Calculator- Step-14.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-14.jpg”,”smallWidth”:460,”smallHeight”:345,”bigWidth”:728,”bigHeight” :546,”licensing”:”<div class=”mw-parser-output”></div>”}

Press the ⇧ Shift key. Pressing this key unlocks the extra function.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/4/44/Turn-off-a-Normal-Schop-Calculator-Step-15.jpg/v4-460px-Turn-off- a-Normal-Schop-Calculator-Step-15.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/4/44/Turn-off-a-Normal-Schop-Calculator- Step-15.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-15.jpg”,”smallWidth”:460,”smallHeight”:345,”bigWidth”:728,”bigHeight” :546,”licensing”:”<div class=”mw-parser-output”></div>”}

Press the On key. The secondary function of the “On” key is to turn off the computer. ^{[3] X Research Sources}

Casio DJ Series Calculator

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/0/02/Turn-off-a-Normal-Schop-Calculator-Step-16.jpg/v4-460px-Turn-off- a-Normal-Schop-Calculator-Step-16.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/0/02/Turn-off-a-Normal-Schop-Calculator- Step-16.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-16.jpg”,”smallWidth”:460,”smallHeight”:345,”bigWidth”:728,”bigHeight” :546,”licensing”:”<div class=”mw-parser-output”></div>”}

Press and hold the DISP key. The “DISP” key is usually located on the left side of the computer. Press and hold that key.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/9/96/Turn-off-a-Normal-Schop-Calculator-Step-17.jpg/v4-460px-Turn-off- a-Normal-Schop-Calculator-Step-17.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/9/96/Turn-off-a-Normal-Schop-Calculator- Step-17.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-17.jpg”,”smallWidth”:460,”smallHeight”:345,”bigWidth”:728,”bigHeight” :546,”licensing”:”<div class=”mw-parser-output”></div>”}

Press the Correct key. This key is usually located to the right or near the top of the keyboard. Remember to hold the “DISP” key while pressing the “Correct” key.

{“smallUrl”:”https://www.wikihow.com/images_en/thumb/e/e0/Turn-off-a-Normal-Schop-Calculator-Step-18.jpg/v4-460px-Turn-off- a-Normal-Schop-Calculator-Step-18.jpg”,”bigUrl”:”https://www.wikihow.com/images/thumb/e/e0/Turn-off-a-Normal-Schop-Calculator- Step-18.jpg/v4-728px-Turn-off-a-Normal-Schop-Calculator-Step-18.jpg”,”smallWidth”:460,”smallHeight”:345,”bigWidth”:728,”bigHeight” :546,”licensing”:”<div class=”mw-parser-output”></div>”}

Release both keys. Pressing and holding the “DISP” and “Correct” keys at the same time will turn off the computer. ^{[4] X Research Sources}

Steps