Most of the patch components have been soldered, only need to solder some plug-ins, it is very simple,let’s start………..
A total of 2 boards, we first solder the components on the two boards, then connect them with wires.
please note the the led dot matrix direction,look at the picture,beacause if you are wrong,fix it is not easy
Wiring is very important
Note that the socket installation position is directional. The RED arrow in the picture indicates the direction of the socket notch.
Be sure to pay attention! ! !
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Pay attention to the installation position of the STC chip and clock chip, which is consistent with the picture below.