SCH

a4f3b_Quanta_fm9b-d3a_uma_091012.pdf

Schematic for Quanta a4f3b / fm9b-d3a · 1.3 MB · shared in 16 Telegram posts.

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TXTAbout a4f3b Quanta fm9b-d3a uma 091012 schematic

a4f3b Quanta fm9b-d3a uma 091012 is a free Quanta a4f3b / fm9b-d3a motherboard schematic diagram. The PDF file is 1.3 MB. It was first posted on 4 Sept 2017 and is available in 16 Telegram channels.

The a4f3b 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 laptop boards.

Type
Schematics
Format
.pdf · PDF schematic
Size
1.3 MB
Brand
Quanta
Model
a4f3b, fm9b-d3a
Notes
UMA (integrated graphics)
First posted
4 Sept 2017
Last posted
4 Jul 2026
Sources
16

Tags

Quanta a4f3b schematicQuanta a4f3b motherboardQuanta a4f3b circuit diagramQuanta schematic pdflaptop schematic diagramQuanta laptop schematic diagramschematic free download

J1Download a4f3b schematic from Telegram

R1How to download a4f3b Quanta fm9b-d3a uma 091012

  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 a4f3b_Quanta_fm9b-d3a_uma_091012.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 a4f3b. 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.