SCH

compal_la-7781p_r1.0_schematics.pdf

Schematic for Compal · board LA-7781P · 1.9 MB · shared in 15 Telegram posts.

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TXTAbout compal LA-7781P r1.0 schematics schematic

compal LA-7781P r1.0 schematics is a free Compal motherboard schematic diagram for board LA-7781P. The PDF file is 1.9 MB and covers board revision 1.0. It was first posted on 31 Mar 2018 and is available in 15 Telegram channels.

The LA-7781P 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 a boardview and BIOS dumps — see all LA-7781P files.

Type
Schematics
Format
.pdf · PDF schematic
Size
1.9 MB
Brand
Compal
Board number
LA-7781P
Revision
1.0
First posted
31 Mar 2018
Last posted
11 Sept 2025
Sources
15

Tags

LA-7781P schematicLA-7781P schematic diagramCompal LA-7781PCompal schematic pdflaptop schematic diagramCompal laptop schematic diagramschematic free download

MSGFrom the Telegram post

LA-7781P SHEMATIC

J1Download LA-7781P schematic from Telegram

R1How to download compal LA-7781P r1.0 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 compal_la-7781p_r1.0_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 LA-7781P. 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.