C100 keys not working. only 2,5,8,0 work
 

I need help in c100 Keypad problem.
only four keys 2,5,8,0 are ok. I removed the all VDRs (Voltage Dependant Rister) and also checked the Volum keys and VDRs. But still not working.
Thanks in advance for helping me.
Thanks..
Quetta Mobiles

if allready try to remove ground resisters and side voume keys then try to remove mic and chek...one more thing if u forget to remove only one resister too so fault will not fixed.may this will help u.thnx