Symphony W16 auto recovery / boot mode repair

Symphony W16 Auto recovery or boot mode showing when try to power on.
First: Clean as well volume +, -, power button.
Second: Remove corrupted capacitors marked below.

W16 auto_factory_mode

Blackberry 9000 No power / Dead repair

Blackberry Bold 9000 dead no power or bricked repair

First: If no power, no response via USB cable on pc re-hot rebal power ic,

Second: If steel no change? change power ic from another blackberry board.