Blu Studio XL2 - Page 41

Start
Check Key pad is
damaged or not
YES
Replace Keypad
No
Check software version?
And update new software
No
Check
Connector
soldering of
sidekey fpc
YES
OVER
YES
Soldering
repair
Check resistance
of R1401/2/3
YES
Change unmoral one
No
CheckU0401
YES
Change U0401
Replace Main PCBA
Keypad issue