crwdns2934241:0crwdne2934241:0 mayer

crwdns2934249:0crwdne2934249:0:

First please give us your model number.

I suspect a  "cold solder joint" on your main control board.

Here's how to spot one:  https://www.youtube.com/watch?v=h5_dBMuJMNY

And how to repair it:

https://learn.adafruit.com/adafruit-guide-excellent-soldering/common-problems

crwdns2915684:0crwdne2915684:0:

open