Doubt its the PSU. PSU's tend to either work, or not work. There isn't usually anything between.
Probably something on your motherboard has given up on life. You said there was a smell - that suggests something burning out so look over the motherboard for signs of this.
Are you overclocking anything?
Probably something on your motherboard has given up on life. You said there was a smell - that suggests something burning out so look over the motherboard for signs of this.
Are you overclocking anything?