How to close the joint us+js-701calculator?

Baidu knows how to shut down the joint us+js-701calculator and wait for the calculator to shut down automatically. The calculator will automatically turn off within a few minutes after use. You can leave it alone, put it aside and wait for it to close automatically. 2. Long press the key combination. The following key combinations can turn off the calculator. Press and hold the following key combinations: Press and hold the key while pressing the ON, C/CE or AC key. After pressing the correct shortcut key, the calculator will close immediately. 3. Drawing computer: Find the Shift key or No.2 key. The drawing calculator will assign the shutdown function to the on or AC key as its auxiliary function. You must use the Shift key or 2ND key to close the calculator. 4. Press Shift or 2ND, and then press ON or AC to close the drawing calculator.