SCH

Dell Latitude 7490 DA240 LA-F322 SBMLK14 NONAR MB R20 A01.pdf

Schematic for Dell DA240 / LA-F322 / SBMLK14 · 1.6 MB · shared in 3 Telegram posts.

TXTAbout Dell Latitude 7490 DA240 LA-F322 SBMLK14 NONAR MB R20 A01 schematic

Dell Latitude 7490 DA240 LA-F322 SBMLK14 NONAR MB R20 A01 is a free Dell DA240 / LA-F322 / SBMLK14 motherboard schematic diagram. The PDF file is 1.6 MB and covers board revision 20. It was first posted on 30 Apr 2023 and is available in 3 Telegram channels.

The DA240 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 Dell boards.

Type
Schematics
Format
.pdf · PDF schematic
Size
1.6 MB
Brand
Dell
Model
DA240, LA-F322, SBMLK14
Revision
20
First posted
30 Apr 2023
Last posted
11 Sept 2025
Sources
3

Tags

MSGFrom the Telegram post

Dell Latitude 7490 DA240 LA-F322 SBMLK14 NONAR MB R20 A01 Schematic

J1Download DA240 schematic from Telegram

R1How to download Dell Latitude 7490 DA240 LA-F322 SBMLK14 NONAR MB R20 A01

  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 Dell Latitude 7490 DA240 LA-F322 SBMLK14 NONAR MB R20 A01.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 DA240. 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.