B3776F06 blue Screen and T520 will not boot up

[nathans]

I am getting a B3776F06 Error on the screen and i can not find that anywhere. Its not in the manual. Please help me figure out what this error is. Thank you.

[Lance15]

To resolve blue or blank screen errors:

1. Turn the printer off, then on again.
   
2. If possible, perform a Hard Reset from the Support Menu. The Support Menu for the customers is accessible from the error screen by pressing the Power Button continuously for 15 seconds.
   
3. Scroll down to Resets, and then Hard Reset.
   
4. When prompted, enter the password 3746 to initiate the hard reset.
   
5. Turn the printer off, then on again. Verify that the issue is resolved.
   
6. Install the most recent firmware upgrade.
   
7. If the issue persists, replace the Main PCA.