The soldering to some of those pins doesn't look very good. The solder is supposed to flow around the pin and stick to it. It looks to me like the pin is sticking up through a hole in the middle of the solder.
The soldering to some of those pins doesn't look very good. The solder is supposed to flow around the pin and stick to it. It looks to me like the pin is sticking up through a hole in the middle of the solder.