Welcome! Log In Create A New Profile

Advanced

seven switch what would cause it to be always on just power connected?

Posted by terramir 
seven switch what would cause it to be always on just power connected?
July 03, 2014 02:00AM
Hi I built a seven switch a while ago no clue what version the circuit was but I diconneced everything but power and the led is still on. BTW this board used to work fine as in steer a fan

terramir

Edited 1 time(s). Last edit at 07/03/2014 02:01AM by terramir.
Re: seven switch what would cause it to be always on just power connected?
July 03, 2014 05:17AM
Is it a SevenSwitch 1.1? Then this behaviour is normal, it picks up random noise which is sufficient to switch the MOSFET. There's no harm with this, because as soon as you connect the signal line it'll behave properly. Nevertheless you can upgrade to v1.2: [reprap.org]


Generation 7 Electronics Teacup Firmware RepRap DIY
     
Sorry, only registered users may post in this forum.

Click here to login