Then, plug them in to check ... Remember that LED strip lights also come in different voltage ratings, so make sure that your power supply matches them. This is important, as using the wrong ...

This means it’s possible to short circuit an LED strip without actually tripping the overcurrent protection on something like an ATX power supply, which may be fused at well over 10 amps.

For one, what LED strips are you using? Sounds like constant-voltage (at full brightness) strips that you can just hook up to the 24 V power supply. For the next, well of course signal-level/sized ...