0558PL
Component appearing in 1 repair guide(s).

Appears in 1 guide(s)

MacBook Air A1466 / 820-00165 — Level 3 Repair Guide 820-0016
ReferenceU7701
Part0558PL (25-bump micro BGA)
FunctionLCD backlight boost converter
RailsPPHV_S0SW_LCDBKLT (24-28V)
⚠ Failure
Black screen with absent backlight. Check F7700 before replacing U7701.