820-02009

820-02009 is an Apple main board number. 2 files are indexed for this board: 2 schematics and 1 boardview.

The earliest file dates from November 2025 (Schematics & Boardviews Archive and Cyberlan Electronics).

Schematics 2

FileSizeRevAddedSource
1.6 MB
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820-02009 820-02009-A
SchematicBoardview
137 KB
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From the uploader

820-02009 820-02009-A BOARDVIEW(BDV)(.BRD)

Board facts

Board number820-02009
NumberingApple board number
First seen2025-11-27
Source channelsSchematics & Boardviews Archive, Cyberlan Electronics
About the numberApple logic boards are numbered 820-xxxx or 820-xxxxx; the trailing letter is the revision.

What these files are for

A schematic is the circuit diagram of the main board: power rails, power-up sequence, component values and net names. It is the reference for measuring voltages and tracing a fault.

A boardview is the component placement map of the PCB: click a part or a net and the viewer highlights where it is and what it connects to. Used together with the schematic to find test points.

Tools to open these files

FormatWhat it isOpen with
.pdfPDF schematicany PDF reader; Sumatra PDF and Foxit handle large schematics well
.rarRAR archive7-Zip or WinRAR

Questions

Is there a boardview for 820-02009?

Yes, 1 boardview file.

Where do the download links go?

Each button opens the original public Telegram post the file was shared in. ChambersDesignInc.com only indexes and cross-references those posts.