RM Schematics
Laptop motherboard · Apple

APPLE J43 820-3437 820-3455-A Schematic

This page has the schematic for APPLE J43 820-3437 820-3455-A, a laptop motherboard from Apple. Printed board number: 820-3437 / 820-3455. 26 more files in the library share this board number — they're listed below.

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Brand
Apple
Device
Laptops
Model
J43
Board number
820-3437 820-3455
Contents
Schematic
File size
162 KB
Posted
Original file name
APPLE j43 820-3437 820-3455-A Schematics (1).pdf

Same board number 26

All files for 820-3437

Other Apple laptops

All Apple files

Questions about this file

Which board number is this APPLE J43 820-3437 820-3455-A file for?
It's for board 820-3437, 820-3455. 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 #4922 in the public Telegram channel @cynetitsolution, where the file can be downloaded with a free Telegram account.

Guides for this file