Replacement lamps often have a 30-90 day warranty from when you purchase it. I’ve read that if you do purchase one as a standby that you should use it for the 30 days since if it’s bad it likely came to you that way or will go bad quickly.

3M80 2M22 6QS8 2M2 1EP500 Sony BDP-S590 Panny-7000 Onkyo-3007 Carada-134 Xbox Buttkicker AS-EQ1