The last thing you want when you purchase an expensive new DVD player is for you to be unable to watch any DVDs. This is the case of you are afflicted by the HO2 error. The HO2 error is a known error with Panasonic DVD players that causes a part to expand within the unit. This can be remedied by a spot of minor surgery; it is far from a perfect fix, but it will at least ensure that you can watch DVDs on your player. Writer Bio

How do I Troubleshoot a Panasonic DVD H02 Error  - 52