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Dell Inspiron 1464 - 1564 - 1764 (Dis) schematic, UM3 - UM6B.pdf

Schematic for Dell UM3 / UM6B · 1.2 MB · shared in 2 Telegram posts.

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TXTAbout Dell Inspiron 1464 - 1564 - 1764 (Dis) schematic, UM3 - UM6B schematic

Dell Inspiron 1464 - 1564 - 1764 (Dis) schematic, UM3 - UM6B is a free Dell UM3 / UM6B motherboard schematic diagram. The PDF file is 1.2 MB. It was first posted on 25 Nov 2022 and is available in 2 Telegram channels.

The UM3 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
1.2 MB
Brand
Dell
Model
UM3, UM6B
Notes
DIS (discrete graphics)
First posted
25 Nov 2022
Last posted
8 Jun 2025
Sources
2

Tags

Dell UM3 schematicDell UM3 motherboardDell UM3 circuit diagramDell schematic pdflaptop schematic diagramDell laptop schematic diagramschematic free download

J1Download UM3 schematic from Telegram

R1How to download Dell Inspiron 1464 - 1564 - 1764 (Dis) schematic, UM3 - UM6B

  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 Inspiron 1464 - 1564 - 1764 (Dis) schematic, UM3 - UM6B.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 UM3. 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.