You don't remove the front panel to access the sound card or any other card, or the motherboard.
You remove the side panel (the left-side one looking from the front).
You don't remove the front panel to access the sound card or any other card, or the motherboard.
You remove the side panel (the left-side one looking from the front).
I may have used the wrong wording - basically the microphone IN port has been damaged, and I need to replace it, so I need to open the front panel to change it.