In order to make it easier for users to understand the button functions of the Jiadao D9 overlock sewing machine, this issue will briefly introduce the button operations of the Jiadao D9 overlock sewing machine through a video.
1、 One click factory reset

Short press the P key to enter the operator mode, adjust the parameters to 95 items to enter the factory reset, press the key to adjust the value from 0000 to 1111, shut down and restart the machine to restore the factory settings.

2、 Air suction key
Short press the suction button to enter the suction adjustment interface, press the+- button to adjust to the desired value, press the OK button to confirm, and press the P button to return to the main interface.

3、 Up and down stop needle position keys
Short press the up and down stop needle position keys to enter the needle bar position adjustment interface. Press the+- keys to switch to the desired mode, press the OK key to confirm, and press the P key to return to the main interface.

4、 Voice keys
Short press the voice button to enter the voice adjustment interface. Press the+- button to switch to the desired mode, press the OK button to confirm, and press the P button to return to the main interface.

5、 M key

Short press the M key to enter the machine mode adjustment interface, press the+- key to switch to the desired mode, press the OK key to confirm, press the P key to return to the main interface, long press the M key for three seconds to adjust the front sensing sensitivity, middle sensing sensitivity, and rear sensing sensitivity respectively, press the+- key to adjust to the desired value, press the OK key to confirm, and press the P key to return to the main interface.

6、 Wire cutting key
Short press the wire cutting button to enter the wire cutting adjustment interface. Press the+- button to switch to the desired mode, press the OK button to confirm, and press the P button to return to the main interface; Long press and hold the thread cutting button for three seconds to adjust the number of delayed needles for the front and rear threads, respectively, to prevent cutting the fabric when the blade falls off. Switch to the desired adjustment item, press the+- key to adjust to the desired value, press the OK key to confirm, and press the P key to return to the main interface.

7、 Lift and press foot button

Short press the foot lift button to enter the foot lift adjustment interface. Press the+- button to switch to the desired mode, press the OK button to confirm, and press the P button to return to the main interface; Long press the foot lift button for three seconds to switch between the front lift delay time, front lift retention time, rear lift start time, rear lift retention time, and foot release delay time. Switch to the desired adjustment item, press the+- key to adjust to the desired value, press the OK key to confirm, and press the P key to return to the main interface.