1. Sockel
(Semiconductor Informations/Glossary)

... und als elektronische Kasse geeignet. Diese sind entweder mit SiS 741GX oder VIA KN400A Chipsätzen ausgestattet. Auf Basis des Sockel A wurden die ersten IA32-Prozessoren mit mehr als 1 GHz Taktrate ausgeliefert. ...

2. I want with my reflow oven create a profile to try to reduce the Reflowtemperaturen. Where should I place the thermocouples?
(RoHS / WEEE/RoHS FAQ)

... and components such as BGA chips do more to the temperature from as small transistors. If you plan to the pin-in-paste method, the measurements should be under the body components such as BGAs done. This ...

3. RoHS
(RoHS / WEEE/RoHS / WEEE)

... pins and the microprocessor assembly with a mass of more than 80% and less than 85% lead. 14th Lead in solders for the manufacture of a stable electrical connection between the chip and semiconductor ...