SCH

LA-B181P Rev 0.5 PDF .pdf

Schematic for Compal · board LA-B181P, LA-B171P · 2.6 MB · shared in 11 Telegram posts.

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TXTAbout LA-B181P Rev 0.5 PDF schematic

LA-B181P Rev 0.5 PDF is a free Compal motherboard schematic diagram for board LA-B181P / LA-B171P. The PDF file is 2.6 MB and covers board revision 0.5. It was first posted on 15 Jun 2022 and is available in 11 Telegram channels.

The LA-B181P 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.

For the same board you can also find BIOS dumps and board packs — see all LA-B181P files.

Type
Schematics
Format
.pdf · PDF schematic
Size
2.6 MB
Brand
Compal
Board number
LA-B181P, LA-B171P
Revision
0.5
First posted
15 Jun 2022
Last posted
9 Jan 2026
Sources
11

Tags

LA-B181P schematicLA-B181P schematic diagramCompal LA-B181PLA-B171P schematicLA-B171P schematic diagramCompal LA-B171PCompal schematic pdflaptop schematic diagramCompal laptop schematic diagramschematic free download

MSGFrom the Telegram post

LA-B171P & LA-B181P Rev 0.5 Schematics

J1Download LA-B181P schematic from Telegram

R1How to download LA-B181P Rev 0.5 PDF

  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 LA-B181P Rev 0.5 PDF .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 LA-B181P. 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.