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Dell_Vostro_A840_A860_A1088_Quanta_VM9_VM8_UMA_laptop_schematics.pdf

Schematic for Apple A840 / A860 / A1088 · 1.3 MB · shared in 2 Telegram posts.

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TXTAbout Dell Vostro A840 A860 A1088 Quanta VM9 VM8 UMA laptop schematics schematic

Dell Vostro A840 A860 A1088 Quanta VM9 VM8 UMA laptop schematics is a free Apple A840 / A860 / A1088 motherboard schematic diagram. The PDF file is 1.3 MB. It was first posted on 25 Nov 2022 and is available in 2 Telegram channels.

The A840 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.

Type
Schematics
Format
.pdf · PDF schematic
Size
1.3 MB
Brand
Apple
Model
A840, A860, A1088
Notes
UMA (integrated graphics)
First posted
25 Nov 2022
Last posted
8 Jun 2025
Sources
2

Tags

Apple A840 schematicApple A840 motherboardApple A840 circuit diagramApple schematic pdflaptop schematic diagramApple laptop schematic diagramschematic free download

J1Download A840 schematic from Telegram

R1How to download Dell Vostro A840 A860 A1088 Quanta VM9 VM8 UMA laptop schematics

  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 Dell_Vostro_A840_A860_A1088_Quanta_VM9_VM8_UMA_laptop_schematics.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 A840. 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.