La-9413p Rev 1.0 Schematic < PC >

Based on real-world repair shop data, here are the top 5 failures for this board:

The LA-9413P Rev 1.0 is a widely recognized motherboard schematic used in several laptop models, most notably from Lenovo’s G40-70, G40-45, G50-70, G50-45, and Z50-70 series. It is designed by Compal (indicated by the LA prefix) and is critical for diagnosing power issues, missing voltages, no-power conditions, and shorts on the board.

If you repair laptops, having access to the LA-9413P Rev 1.0 schematic is essential. It provides the complete circuit design, power sequencing, component locations, and signal routing. la-9413p rev 1.0 schematic

| Rail Name | Voltage | Function | Key Component | | :--- | :--- | :--- | :--- | | +3VS | 3.3V | System Run Power | PQ50x Series | | +5VS | 5.0V | System Run Power | PQ50x Series | | +1.05V_PCH | 1.05V | PCH Core Power | PU4 (RT8207 / TPS512xx) | | CPU_CORE | 0.6V - 1.1V | CPU V-Core | PU1 (ISL95813) | | +1.35V_DDR | 1.35V | DDR3L Memory Power | PU501 |

In the world of laptop motherboard repair, the silkscreen code on a PCB is the first clue to unlocking its secrets. One such critical code is LA-9413P Rev 1.0. This board is widely known as the primary motherboard for several models of Compaq and HP laptops, including the Compaq Presario CQ45, CQ58, HP Pavilion G6, and HP 1000 series. Based on real-world repair shop data, here are

For a technician, finding the correct schematic diagram is not just helpful—it is absolutely essential. Without it, diagnosing a short circuit, missing voltage rail, or a corrupted BIOS is akin to finding a needle in a haystack.

This article provides a comprehensive deep dive into the LA-9413P Rev 1.0 schematic, discussing its architecture, common power rails, known faults, and where to locate the official schematic files safely. In the world of laptop motherboard repair, the

Search for:
"LA-9413P r1.0 schematic" on laptop repair forums (Badcaps, Vinafix, Repairely) → usually free after registration.
Avoid scam "paid download" sites.

For the LA-9413P Rev 1.0, always try to get the Boardview (.BRD or .CAD) alongside the PDF schematic. It shows:

This saves hours of searching blindly on the physical board.