Taken from here.
I got the PCB and it's not a button.
Best Answer
It looks like a solder bridge. Sometimes there can be a jumper that you need to put, sometimes it is just two very close pads that you join with a blob of solder.
It really is a solder bridge, with a separate trace connection as well. The trace can be cut if needed, and then the solder bridge can be used to rejoin the connection if circumstances change.
Best Answer
It looks like a solder bridge. Sometimes there can be a jumper that you need to put, sometimes it is just two very close pads that you join with a blob of solder.