Inquiry (采购产品): Schematic I have an old Siren Master SI-75-C that I would like a schematic for if you have one. The unit works but the mic was disconnected and I am not sure what goes were to connect to the pins. Thanks Jeff Guidry e-mail to j.p.guidry@att.net cell 337-280-7964 **** Hidden Message ***** Jeff Guidry 315 Hardware Rd Broussard, LA 70518 USA Company: Acadian Integrated Solutions Title: Core account specialist Phone: 337-280-7964 E-mail: j.p.guidry@worldnet.att.net **** Hidden Message ***** j.p.guidry@worldnet.att.net