c5 all keys not working

[alkhaleejmobile]

hi,,need help,

c5 all keys not working

only power key work,

already changed both ic

already shaked double chip,rapu

already changed keypaid

same,,

any one have solution

[.::M Irfan::.]

check board for water damage, clean in ultrasonic cleaner.

Regards

.::M Irfan::.

[hites]

1) check the keypad connector if connector is ok then,
2) remove the both volume keys
3) if again not ok then re-ball the power ic.....

[alkhaleejmobile]

dear ,thx ,i do already these,,but same,,,clean all pcb with good thinner,,changed keypaid,changed both ics, shaked well rapu,and power,,but same,thx any one,,,still same,