Aslan's post in Unde Pun Aceasta Comanda was marked as the answer
1. Pui la inceput: new PlayerInSound[MAX_PLAYERS];
2. La OnPlayerConnect pui PlayerInSound[playerid] = 0;
3. La OnPlayerUpdate:
[pawn]if(PlayerInSound[playerid] == 0)
{
if (IsPlayerInRangeOfPoint(playerid, 3.0,2327.5669,2420.0872,10.8203))
{
PlayerPlaySound(playerid, 1062, 0.0, 0.0, 0.0);
PlayerInSound[playerid] = 1;
}
}
else
{
if ( !IsPlayerInRangeOfPoint(playerid, 3.0,2327.5669,2420.0872,10.8203) )
{
PlayerPlaySound(playerid, 1098 , 0.0, 0.0, 0.0);
PlayerInSound[playerid] = 0;
}
}[/pawn]