AN
Ana Ferreira
Laptop power rails & Apple silicon · Lisbon
PortugalEnglish, Spanish4.7 (143)3,980 followers7 years experience
Schematics, boardview, multimeter. I show the whole diagnostic path on camera, including the dead ends, because that is how real repair goes.
No-power diagnosis
Schematic reading
Rework
Repairs completed
1,750
Guides published
31
Courses
1
Verification
Verified
Peer reviewed
Laptops & PCs
Expert
Paid
MacBook Pro 14" no-power: full rail diagnosis
A repeatable order of operations for a board that draws no current, from USB-C input to SMC handshake.
Apple · MacBook Pro 14" (M2) · Laptop shows no power
150 min286Ana Ferreira
PCB & Electronics
Advanced
Free
Finding a short to ground on any board
A device-agnostic method for localising shorts with diode mode, current limiting and thermal imaging.
Open Hardware · Board-Level Bench · Board has a short to ground
60 min501Ana Ferreira
Sample demo content created for this prototype — community-style material for evaluation, not official manufacturer repair instructions.