Open the boardview software and compare the physical board to the component layout. Look for:
and wondered where to start, you are looking at the right guide. That laptop runs on the legendary .
Measure the voltage across the SPI BIOS chip (usually Pin 8 of UH3/UH4 should read +3.3V).
Ultimate Repair Guide: Master the LA-9413P Rev 1.0 Motherboard Schematic la-9413p rev 1.0 schematic
The LA-9413P Rev 1.0 motherboard is primarily found in the following Lenovo models: