SCH

820-1540 (project Q45).pdf

Schematic for Apple Q45 · board 820-1540 · 2.5 MB · shared in 3 Telegram posts.

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TXTAbout 820-1540 (project Q45) schematic

820-1540 (project Q45) is a free Apple Q45 motherboard schematic diagram for board 820-1540. The PDF file is 2.5 MB. It was first posted on 15 Jan 2021 and is available in 3 Telegram channels.

The 820-1540 schematic shows the complete circuit of the motherboard: the always-on 3VALW / 5VALW rails, the battery charger, CPU core and memory power, USB, display, audio and the BIOS/EC section. Use it to trace no-power, no-display, short-circuit and not-charging faults on Apple boards.

For the same board you can also find a boardview — see all 820-1540 files.

Type
Schematics
Format
.pdf · PDF schematic
Size
2.5 MB
Brand
Apple
Board number
820-1540
Model
Q45
First posted
15 Jan 2021
Last posted
24 Apr 2022
Sources
3

Tags

820-1540 schematic820-1540 schematic diagramApple 820-1540Apple Q45 schematicApple Q45 motherboardApple Q45 circuit diagramApple schematic pdflaptop schematic diagramApple laptop schematic diagramschematic free download

J1Download 820-1540 schematic from Telegram

R1How to download 820-1540 (project Q45)

  1. Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
  2. You don’t need to join the channel. Tap the file 820-1540 (project Q45).pdf to download it.
  3. Open it with Any PDF reader or SumatraPDF.

If a post was deleted, try another source above or search for 820-1540. Step-by-step help: downloading from Telegram.

.PDFWhat is a .pdf file and how to open it?

PDF schematic. A circuit diagram of the motherboard, page by page.

Open with:

  • Any PDF reader
  • SumatraPDF
  • Your web browser

Tip: Press Ctrl+F and search for a part (PU1, PQ3) or a net name (+3VALW, PWR_EN) to jump straight to it.