| Message: | Shenzhen Jie Du State Technology Co., Ltd. is a professional company inPCB Manufacturingx19b65aan,Quick turn PCB assembly. Since its inception,with innovative technology,advanced management,high-quality service,we won the majority of customer recognition.The companys core values are:either do not do,or do PCB prototype service really well
Shenzhen Jie Du State Technology Co., Ltd. insist on responsibility,credibility and integrity,sincerity and win-win principle,and happy employees, customer success, leading the industry mission, long standing engaged in custom PCB assembly conscience service,Important Quick turn PCB assembly,Necessary custom PCB assembly,Low volume PCB assembly the final offer and other business areas. Through the creation of dynamic and innovative enterprises, Our company is committed to becoming an important force to promote social progress. details: turnkey pcb assembly
Components Installation Note the following:
(1) MAX232CPE chip (DIP16) socket consists of two 8-pin 1 16-pin socket.
(2) speaker on the "+" side of the welding, the corresponding PCB on the "+".
(3) attention to the resistance of the welding direction! The The , The resistance in the socket of the single-chip welding.
(4) microphone 2 pins, and the shell is connected to the negative, welding should pay attention. [Microphone has positive and negative points, negative and shell connected]
(5) electrolytic capacitor capacitance is positive and negative points, long positive and negative; diodes have positive and negative points, long positive and negative; buzzer positive and negative points, long and short negative. The above is about the details in custom PCB assemblyproduction provided by the Shenzhen Jie Du State Technology Co., Ltd.. If you h |
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