Ramps 1.4 heated bed not heating up January 12, 2019 08:23AM |
Registered: 8 years ago Posts: 52 |
Re: Ramps 1.4 heated bed not heating up January 12, 2019 08:32AM |
Admin Registered: 13 years ago Posts: 7,004 |
Re: Ramps 1.4 heated bed not heating up January 12, 2019 11:54AM |
Registered: 8 years ago Posts: 52 |
Re: Ramps 1.4 heated bed not heating up January 12, 2019 12:10PM |
Admin Registered: 13 years ago Posts: 7,004 |
Re: Ramps 1.4 heated bed not heating up January 12, 2019 02:39PM |
Registered: 8 years ago Posts: 52 |
D8 is on 5vQuote
Dust
check the d8 io pin (not the mosfet output) with respect to a real ground (eg power supply gnd, but not -ve on mosfets)
make sure its on when trying to heat the bed
if D8 is on, and the mosfet is off, the mosfet has died.
Re: Ramps 1.4 heated bed not heating up January 14, 2019 12:31PM |
Registered: 8 years ago Posts: 52 |
Changed the MOSFET still the same all related resistors are okQuote
Dust
check the d8 io pin (not the mosfet output) with respect to a real ground (eg power supply gnd, but not -ve on mosfets)
make sure its on when trying to heat the bed
if D8 is on, and the mosfet is off, the mosfet has died.
Re: Ramps 1.4 heated bed not heating up January 14, 2019 09:18PM |
Admin Registered: 13 years ago Posts: 7,004 |
Re: Ramps 1.4 heated bed not heating up January 16, 2019 04:57AM |
Registered: 8 years ago Posts: 52 |