What is the recommended way to make solid connections to the pins below? Can the soldering be avoided, and if not, what component should be used to provide the plug/unplug connection?
Thanks all the guys that commented. There seems not to be a solution that doesn't include soldering. There are some suggestions to use PCB edge connectors but those would not be a solution if the pins are located in the middle of the PCB.
The component name to use is an "smd pin header". Example