The main 19V rail distributes power to all subsequent buck converters on the board. Connect your DC power supply and check the current draw.
Follow this exact diagnostic sequence to maximize the file's utility when troubleshooting a non-booting motherboard: La-c701p Rev 1.0 Boardview
Due to copyright restrictions, we cannot host the file here. However, the LA-C701P Rev 1.0 boardview is widely available on repair forums (Badcaps, ReviveIT) and GitHub repositories dedicated to laptop schematics. Search for the exact string: The main 19V rail distributes power to all
Switch your digital multimeter to continuity/diode mode. If a major power rail measures flat to ground, click that specific net or pad inside your boardview software. It will instantly highlight every single capacitor connected to that rail. Look for the physically cracked or discolored component highlighted on your screen. However, the LA-C701P Rev 1
