820-3330B J31 Schematic
This page has the schematic for 820-3330B J31, a laptop motherboard from Apple. Printed board number: 820-3330. 6 more files in the library share this board number — they're listed below.
Download via TelegramSame board number 6
All files for 820-3330- J31 820-3330-BApple820-3330Boardview
- 820-3330-BApple820-3330Boardview
- Apple 820-3330-BApple820-3330Boardview
- J31 051-9585 820-3330-B R3.0.0Apple820-3330Files
- 820-3330-BApple820-3330Files
- 820-3330-B Apple A1286 J31 051-9585Apple820-3330Files
Other Apple laptops
All Apple filesBoardviewA1502 820-3536-AApple · 820-3536BoardviewA1502 820-3536-05Apple · 820-3536SchematicA2159 820-01598Apple · 820-01598BoardviewA2159 820-01598Apple · 820-01598BoardviewMacBook Air A2337 820-02016-07Apple · 820-02016SchematicMacbook Air A2337 X1757 MLB 820-02016 Rev 4.0.0 PDFApple · 820-02016BoardviewApple A1278 J30 820-3115-BApple · 820-3115SchematicMBP 820-2914Apple · 820-2914
Questions about this file
Which board number is this 820-3330B J31 file for?
It's for board 820-3330. 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 #7486 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.