Je vais clore cette topic, car finalement j’ai réussi à trouver les codes Ir.
Pour ceux que ça intéresse, les voici
"Aiwa_Stereo": {
"power": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyEREREREREREREREREREREREyETIRMhEyETIRMhEyETIRAA0F",
"1": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRERERERERERERERERERERETIRMhEyETIRMhEyETIRAA0F",
"2": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERMhEREREREREREREREREyERERMhEyETIRMhEyETIRAA0F",
"3": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRMhERERERERERERERERERERERMhEyETIRMhEyETIRAA0F",
"4": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyEREREREyEREREREREREREREyETIREREyETIRMhEyETIRAA0F",
"5": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIREREyERERERERERERERERETIREREyETIRMhEyETIRAA0F",
"6": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERMhEyEREREREREREREREyEREREREyETIRMhEyETIRAA0F",
"7": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRMhEyEREREREREREREREREREREREyETIRMhEyETIRAA0F",
"8": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERERERETIREREREREREREyETIRMhERETIRMhEyETIRAA0F",
"9": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRERERETIRERERERERERERETIRMhERETIRMhEyETIRAA0F",
"0": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERMhERETIREREREREREREyERERMhERETIRMhEyETIRAA0F",
"+10": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRMhERETIRERERERERERERERERMhERETIRMhEyETIRAA0F",
"vol up": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIREREyETIRERERETIRERERETIRERERETIRMhERETIRAA0F",
"vol down": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERMhEyETIRERERETIREREyERERERERETIRMhERETIRAA0F",
"stop": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRERERERERERERETIRERERETIRMhEyETIRMhERETIRAA0F",
"play": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERERERERERERERETIREREyETIRMhEyETIRMhERETIRAA0F",
"rewind": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRMhERERERERERETIRERERERERMhEyETIRMhERETIRAA0F",
"fast fwd": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERMhERERERERERETIREREyERERMhEyETIRMhERETIRAA0F",
"pause": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyEREREREyERERERERETIREREyETIREREyETIRMhERETIRAA0F",
"Input (function)": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERMhEyETIRMhEREREREREyERERERERERERMhEyETIRAA0F",
"Direct Play 1": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRERERERERMhERETIRERERETIRMhEyERERMhERETIRAA0F",
"Direct Play 2": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyERERMhERERERMhERETIREREyERERMhEyERERMhERETIRAA0F",
"Direct Play 3": "JgBgAAABDIYREREyETIRMhERETIRMhEREREREREREREREREyERERERERETIRERERETIRMhEyETIRMhEyETIRMhERERERMhERETIRERERERERMhEyERERMhERETIRAA0F"
}