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Samsung 300E4A - PETRONAS_14_DC - BA41-01666A - REV 1.2.pdf

Schematic for Samsung 300E4A · board BA41-01666A · 925 KB · shared in 4 Telegram posts.

TXTAbout Samsung 300E4A - PETRONAS 14 DC - BA41-01666A - REV 1.2 schematic

Samsung 300E4A - PETRONAS 14 DC - BA41-01666A - REV 1.2 is a free Samsung 300E4A motherboard schematic diagram for board BA41-01666A. The PDF file is 925 KB and covers board revision 1.2. It was first posted on 13 Sept 2021 and is available in 4 Telegram channels.

The BA41-01666A 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 Samsung boards.

For the same board you can also find BIOS dumps — see all BA41-01666A files.

Type
Schematics
Format
.pdf · PDF schematic
Size
925 KB
Brand
Samsung
Board number
BA41-01666A
Model
300E4A
Revision
1.2
First posted
13 Sept 2021
Last posted
12 Sept 2025
Sources
4

Tags

MSGFrom the Telegram post

BA41-01666A SHEMATIC

J1Download BA41-01666A schematic from Telegram

R1How to download Samsung 300E4A - PETRONAS 14 DC - BA41-01666A - REV 1.2

  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 Samsung 300E4A - PETRONAS_14_DC - BA41-01666A - REV 1.2.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 BA41-01666A. 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.