Laptop motherboard
J17 MLB 051-9884 820-3478-A Schematic
This page lists the schematic for J17 MLB 051-9884 820-3478-A, a laptop motherboard by Apple. Board number: 820-3478. The same board number appears in 1 more file — see below.
Download from Telegram- Brand
- Apple
- Category
- Laptops
- Board number
- 820-3478
- Contents
- Schematic
- Available on
- Telegram
- File name
J17_MLB_051-9884_ 820-3478-A PDF .rar
Same board number 1
All files for 820-3478- J17PVT 820-3478-AApple820-3478Boardview
Other Apple laptops
All Apple filesSchematicAPPLE A1278 - J30 820-3115-B 051-9058Apple · 820-3115SchematicApple Macbook Pro 13 2020 A2251, 820-01949-AApple · 820-01949BoardviewSchematicMacbook pro M1 A2338 820-02020Apple · 820-02020BoardviewSchematic820-00923-A 820-00923Apple · 820-00923BoardviewMACBOOK PRO A2141 820-01700-AApple · 820-01700Schematic820-4924 a a1502Apple · 820-4924Boardview820-4924-AApple · 820-4924Schematic820-00928 MLB BAFFIN2Apple · 820-00928
Questions about this file
What is the board number of J17 MLB 051-9884 820-3478-A?
The file is for board 820-3478. Check that the same number is printed on your PCB before you rely on the file. Where to find it.
What can I do with the schematic?
Use the power-sequence and power-rail pages to find where a no-power or no-image fault starts, then locate the parts with a boardview. No-power diagnosis plan.
Is the download free?
Yes. The button opens post #6919 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.