RM Schematics
Laptop motherboard · Apple

A1278 K24 820-2530 Schematic

This page has the schematic for A1278 K24 820-2530, a laptop motherboard from Apple. Printed board number: 820-2530. 5 more files in the library share this board number — they're listed below.

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Brand
Apple
Device
Laptops
Model
A1278 K24
Board number
820-2530
Contents
Schematic
Available via
Telegram
Original file name
A1278 K24 820-2530 Schematic.rar

Same board number 5

All files for 820-2530

More Apple A1278 files 16

Apple A1278 overview

Other Apple laptops

All Apple files
SchematicApple Net Names Reference SheetAppleFiles820-00138-AApple · 820-00138FilesA1398 820-00138 051-00330Apple · 820-00138FilesJ31 051-9585 820-3330-B R3.0.0Apple · 820-3330Files820-3330-BApple · 820-3330Files820-3330-B Apple A1286 J31 051-9585Apple · 820-3330FilesA1989 820-00850-AApple · 820-00850FilesA1502 820-4924-AApple · 820-4924

Questions about this file

Which board number is this A1278 K24 820-2530 file for?
It's for board 820-2530. Compare it with the number printed on your PCB before relying on the file. Where to find it.
How do I use the schematic for diagnosis?
Start with the power-sequence and power-rail pages to find where a no-power or no-image fault begins, then locate the parts with a boardview. No-power troubleshooting plan.
Is the download free?
Yes. The button opens post #3140 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.

Guides for this file

Laptop won't turn on? A schematic-based troubleshooting plan6 min readHow to find your laptop motherboard number5 min readSchematic vs boardview: which one you need for repair3 min read