Huh? did you just ask if need tires to run the car?
Samsung HT-em54c... am already afraid of this, anything that has "HT" on it is TROUBLE...... and my days of looking this things up for you 1-posters is over.
Your task, answer what can the TV PUTS OUT, and if your HT-em54c can take what the TV puts out. Manual is Godspel.