1.PCB assembly processing form of the theory, before it starts to look for the sized the board, printed circuit board the kind of the shell as a result of chassis size limit, as a way to be secure to the enclosure is in line, and secondly, should research the printed circuit board and external components (mainly potentiometer, jack, or another printed circuit board) is connected. Printed circuit board and external components really are isolated by plastic or metal wire cable. But sometimes designed socket form. Namely: installing a system plug-in printed circuit board socket put for the contact position.
What the PCB layout design for any larger components, to require metal attachment fixed for boosting the resistance to vibration and impact resistance.
(2) PCB design type of some form of manner of wiring diagram
First, the selection of components vital for various devices and socket specifications, dimensions, area, which might be fully understood; placement of the various components associated with a reasonable, careful consideration, mainly from the electromagnetic compatibility, interference perspective, traces short, cross-less, power, ground path and decoupling as well considerations. Location for this components set, the various using the lines are, as per the pin connection diagram in order to complete lots of methods, successful printed circuit diagram of computer-aided design and manual design method two.
One of the original is hand-arranged layout. This takes much more time, often repeated repetitions to finalize, which not any other equipment could even be drawing, hand-arranged layout from this method are just learning PCB layout design is in addition helpful. Computer-aided drawing, there are a selection of graphics software, PCB manufacturing different functions, nevertheless in general, to get, modify, less difficult and can also save storage and printing.