Is this the intended use for the normally closed contact in J1? If not, what is it for? Thanks.
Thread Starter tracecom Joined Apr 16, 2010 3,944 Sep 8, 2011 #1 Is this the intended use for the normally closed contact in J1? If not, what is it for? Thanks. Attachments Linear Regulator.jpg 65.6 KB Views: 24 Last edited: Sep 8, 2011
SgtWookie Joined Jul 17, 2007 22,230 Sep 8, 2011 #2 Sure, that's a valid use. Much of the time, a jack like J1 would be used to connect an aux power supply to something that is battery powered. You'd usually want to disconnect the batteries while powered from the aux supply.
Sure, that's a valid use. Much of the time, a jack like J1 would be used to connect an aux power supply to something that is battery powered. You'd usually want to disconnect the batteries while powered from the aux supply.
ErnieM Joined Apr 24, 2011 8,377 Sep 9, 2011 #3 I'm unsure what TB1 is doing. If it is an alternate supply to J1 then yeah, it gets disconnected when you plug into J1 and that works.
I'm unsure what TB1 is doing. If it is an alternate supply to J1 then yeah, it gets disconnected when you plug into J1 and that works.