Do you know how to maintain the calculator? The function scientific calculator Wholesale Price editor will take you to a brief understanding.
1. When the calculator is not in use for a long time, the button battery in the machine should be taken out, otherwise the electrolyte inside the battery will leak and damage the machine components.
2. The calculator should be kept clean. When there is dirt on the surface, it is usually enough to wipe it with a soft dry cloth. It can also be cleaned with a small amount of neutral detergent, but do not soak it. When the surface of the machine is rough and uneven, gently rub with toothpaste until it is smooth.
3. Pay attention to proper temperature and humidity conditions during use and storage of the calculator. Especially the liquid crystal display of the display part of the thermometer should work in the range of 0℃～40℃, beyond this range will directly affect the performance effect and service life of the calculator.
4. When the battery of the power supply is about to run out, the battery should be replaced in time. When replacing, pay attention to turn off the power switch first.

5. When using a certain calculator for the first time, you should first read the manual, and be familiar with its structural characteristics and usage methods, select a battery that meets the requirements, and pay attention to the positive and negative polarity of the battery.
6. The display digital tube of the calculator is made of glass material, which should be prevented from being bumped or cracked. Attention should be paid to protection and heavy pressure and knocking are strictly prohibited.
The above is the editor of function scientific calculator Wholesale Price: a brief introduction to the knowledge of the maintenance method of the calculator.