Casio DS-1JT User's Guide
![Casio DS-1JT Calculator manual cover](/images/idMJuyPoOHGAIALuvmaJpmRO/thumbs/thumb175x175.webp)
To perform a power reset, remove the battery, press the power button for 10 seconds, and then reinsert the battery. This can help resolve unresponsive behavior.
Check the battery and replace it if necessary. Ensure the calculator is not exposed to extreme temperatures or direct sunlight, which can affect the display.
Press the "AC" button to clear the current operation. For a complete reset, remove the battery and leave it out for a few minutes before reinserting.
To change the decimal setting, press the "MODE" button and select the desired decimal setting using the navigation keys.
Ensure the battery is correctly inserted and has sufficient charge. Try replacing the battery. If the problem persists, perform a power reset.
Yes, to perform percentage calculations, use the "%" button. For example, to find 20% of 100, input 100, press "*", then input 20, and press "%".
The Casio DS-1JT is a basic calculator, so it does not support scientific functions. Consider using a scientific model for such features.
Check for debris or dirt under the buttons and clean if necessary. If the issue persists, perform a power reset and check the battery.
Keep the calculator clean and free from dust. Store it in a protective case when not in use. Regularly check and replace the battery.
The Casio DS-1JT does not have a key tone feature, so there is no option to adjust the volume.