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Laptop motherboard · HP

HP DV4-CQ45-CQ40 LA-4102P Schematic

This page has the schematic for HP DV4-CQ45-CQ40 LA-4102P, a laptop motherboard from HP. The board itself was engineered by Compal and carries board number LA-4102P. 12 more files in the library share this board number, including Compal listings — they're listed below.

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Brand
HP
Device
Laptops
Made by (ODM)
Compal
Board number
LA-4102P
Contents
Schematic
File size
822 KB
Posted
Original file name
HP DV4-CQ45-CQ40 (LA-4102P).pdf

Same board number 12

All files for LA-4102P

Other HP laptops

All HP files
BIOSHP 240 G6 DA0P1GMB6D1 RevDHP · DA0P1GMB6D1BIOSHP ZBook 15 G2 LA-B381PHP · LA-B381PFilesHP AHL50 ABL52 LA-C701PHP · LA-C701PBIOSBIOS HP Elitebook 745 G3 TI-6050A2728001-MB-A01HP · 6050A2728001FilesHP Pavilion 15 Au Quanta G34A DAG34AMB6D0HP · DAG34AMB6D0FilesHP Spectre X360 Quanta Y0DE Y0DDHPBIOSHP 4540S 11799 1 I7 MX25L6405@SOIC16 20200701 84206 BIN Clear MEHPBIOSBIOS HP Probook 4540S 4440S 4441S Series 683496 501 OriginalHP

Questions about this file

Which board number is this HP DV4-CQ45-CQ40 LA-4102P file for?
It's for board LA-4102P, 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 #3567 in the public Telegram channel @freeschematicdiagram, 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