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SONY VGN-CR MBX-177A - QUANTA GD1B - REV 2A.pdf

Schematic for Sony MBX-177A / GD1B · 1.4 MB · shared in 11 Telegram posts.

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TXTAbout SONY VGN-CR MBX-177A - QUANTA GD1B - REV 2A schematic

SONY VGN-CR MBX-177A - QUANTA GD1B - REV 2A is a free Sony MBX-177A / GD1B motherboard schematic diagram. The PDF file is 1.4 MB and covers board revision 2A. It was first posted on 4 Sept 2017 and is available in 11 Telegram channels.

The MBX-177A 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 Sony boards.

Type
Schematics
Format
.pdf · PDF schematic
Size
1.4 MB
Brand
Sony
Model
MBX-177A, GD1B
Revision
2A
First posted
4 Sept 2017
Last posted
23 Jul 2026
Sources
11

Tags

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J1Download MBX-177A schematic from Telegram

R1How to download SONY VGN-CR MBX-177A - QUANTA GD1B - REV 2A

  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 SONY VGN-CR MBX-177A - QUANTA GD1B - REV 2A.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 MBX-177A. 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.