Example Component Level Liquid Damage Repair

The photographs show the stages of repair of a 13inch MacBook Air logic board that would not turn on after a small amount of water had entered near the 2 USB ports.

Corrosion seen around two chips.

Components identified on board-view

Circuit schematic studied

Visual & electronic testing around small chip

Repair for corrosion under small chip

Close up of corrosion around large chip (6mm square)

Close up of corrosion under large chip affecting 123 solder pads.

Visual & electronic testing of all surrounding components prior to new chip install

Preparation of a new USB chip (CD3217) with 123 solder balls

Repair complete.

The repair was a completed successfully returning the MacBook to full health. The data was unaffected because the liquid damage was not near the data storage chips.