About: http://webisa.webdatacommons.org/140444581

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In short yes some jacks are soldered some are a clip in or slide in you did mention a variance in the voltage that gave me a concern to the condition.
http://www.w3.org/ns/prov#wasQuotedFrom	techsupportforum.com