my keyboard is 2 yrs older so recently some keys r not working....
from upper 1 to 0 and F1 to F12 ,power,sleep,wakeup.and all r working smoothly..
what happening?tell me.....i cant use this buttons@ ~ @ # & $ ^ % ( )0 2 4 1 3 5 9 6 8 7
i open keyboard and on PCB i solder all wires it perfectly....then after it also not wrks