DirecTV’s purchase of EchoStar’s subscription television business could collapse unless bondholders agree to accept a discount within the next week. But even if they don’t, EchoStar reassured investors it has raised enough capital to meet upcoming debt payments, allowing it to avoid a bankruptcy filing. On Sept. 30, DirecTV announced it would pay $1 and assume $9.75 billion in Echostar debt to acquire the Dish Network.