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91.4CH01.001 PCB PN 48.4C901.001 REVISION 08252- -SB.pdf

Schematic · 1.6 MB · shared in 10 Telegram posts.

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TXTAbout 91.4CH01.001 PCB PN 48.4C901.001 REVISION 08252- -SB schematic

91.4CH01.001 PCB PN 48.4C901.001 REVISION 08252- -SB is a free 91.4CH01.001 / 48.4C901.001 motherboard schematic diagram. The PDF file is 1.6 MB. It was first posted on 30 Apr 2019 and is available in 10 Telegram channels.

The 91.4CH01.001 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
1.6 MB
Brand
—
Model
91.4CH01.001, 48.4C901.001
First posted
30 Apr 2019
Last posted
4 Jul 2026
Sources
10

Tags

91.4CH01.001 schematic91.4CH01.001 motherboardlaptop schematic pdflaptop schematic diagramschematic free download

J1Download 91.4CH01.001 schematic from Telegram

R1How to download 91.4CH01.001 PCB PN 48.4C901.001 REVISION 08252- -SB

  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 91.4CH01.001 PCB PN 48.4C901.001 REVISION 08252- -SB.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 91.4CH01.001. 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.