PS3 PS3 randomly freezes

[tncabey222]

i am getting 1601 and 1701 when it freeze (sometimes it just freeze, no YLOD), i also get this error when i plug in or unplug in an USB cable. mostly happens while playing games that makes PS3 to work hard (GTA 5, uncharted, etc.)

 

[vldru]

This is a violation of the connection of the GPU pins