Dvdplayer does not read a copy anymore

vbimport
#1

Hello all
I upgraded a pc {new board } now my dvd player doesn,t play copy,s anymore can someone help me please?
its a Matsushita sr 8586 i think i need to upgrade the firmware but don,t now how to do that does somebody have a manual?

                  thanks anyway :rolleyes:
#2

Check the region code. Remove the IDE channel in Device Manager with the DVD ROM. Reboot to reload the driver.

#3

region code is lockt can you tel me how you must unlock it ?