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Laptop motherboard · HP

HP CQ40 LA-4101P Schematic

This page has the schematic for HP CQ40 LA-4101P, a laptop motherboard from HP. The board itself was engineered by Compal and carries board number LA-4101P. 10 more files in the library share this board number, including Compal listings — they're listed below.

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Brand
HP
Device
Laptops
Model
CQ40
Made by (ODM)
Compal
Board number
LA-4101P
Contents
Schematic
Available via
Telegram
Original file name
HP_CQ40_LA-4101P.pdf

Same board number 10

All files for LA-4101P

More HP CQ40 files 6

HP CQ40 overview

Other HP laptops

All HP files
BoardviewHP-COMPAQ-CQ42-CQ45-QUANTA-AX35-DDR3HPFilesHP ProBook 450 G2 ZPL40-ZPL50-ZPL70 LA-B181PHP · LA-B181PFilesHP-TX1000-TT8HPSchematicPavilion DV2000,DV3000 Shiba SchematicHPSchematicHP ProBook 4510S 4520S Wistron SHPSchematicHP ProBook 4340SHPFilesHP Compaq Presario NX6310-6320-AX2HPFilesCompaq NX6130HP

Questions about this file

Which board number is this HP CQ40 LA-4101P file for?
It's for board LA-4101P, made by Compal. Compare it with the number printed on your PCB before relying on the file. Where to find it.
How do I use the schematic for diagnosis?
Start with the power-sequence and power-rail pages to find where a no-power or no-image fault begins, then locate the parts with a boardview. No-power troubleshooting plan.
Is the download free?
Yes. The button opens post #1281 in the public Telegram channel @schematicslaptop, where the file can be downloaded with a free Telegram account.

Guides for this file

Laptop won't turn on? A schematic-based troubleshooting plan6 min readHow to find your laptop motherboard number5 min readWho really makes your laptop board: Compal, Quanta, Wistron and other ODMs4 min read