820-01521 J140 Mlb Bttf 051-04039 2.0.0 Schematic
This page has the schematic for 820-01521 J140 Mlb Bttf 051-04039 2.0.0, a laptop motherboard from Apple. Printed board number: 820-01521. 3 more files in the library share this board number — they're listed below.
Download via TelegramSame board number 3
All files for 820-01521- 820-01521 PJJ MLB Pre-EVT2Apple820-01521Boardview
- Apple MacBook Air 13 Retina 820-01521-02 2018Apple820-01521Files
- 820-01521 PJJ MLB Pre-EVT2Apple820-01521Files
More Apple J140 files 1
Apple J140 overviewOther Apple laptops
All Apple filesSchematicApple A1278 820-2879-B 820-2879Apple · 820-2879Boardview820-02536Apple · 820-02536Schematic820-02536Apple · 820-02536BoardviewA1502 820-3476-AApple · 820-3476SchematicA1502 820-3476-AApple · 820-3476Boardview820-02382Apple · 820-02382Schematic820-02382Apple · 820-02382SchematicAlamo K3 820-2301Apple · 820-2301
Questions about this file
Which board number is this 820-01521 J140 Mlb Bttf 051-04039 2.0.0 file for?
It's for board 820-01521. 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 #14286 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.