The Compal LA-7912P (Q5WV1/Q5WS1) motherboard is a classic and widely discussed board in the laptop repair community. It is primarily found in budget-friendly but popular laptops like the Acer Aspire E1-531, E1-571, V3-531, and V3-571, as well as the Packard Bell TE11.
Boardview Use: Locate the "Power Good" signals and enable pins for the CPU VRM. The boardview points you to the exact vias and resistors where you can measure these signals without accidentally shorting the pins on the controller chip. How to Open the LA-7912P Boardview la-7912p rev 1.0 boardview
He plugged in the DC jack. The little LED light on the board's edge flickered, then stayed solid white. No smoke. No burning smell. The Compal LA-7912P (Q5WV1/Q5WS1) motherboard is a classic
Technical Documentation: LA-7912P REV 1.0 Boardview
1. Overview
| Specification | Detail | |---------------|--------| | Board Model | LA-7912P | | Revision | 1.0 | | Manufacturer | Compal Electronics | | Used in Laptops | Lenovo G40-70, G50-70, Z40-70, Z50-70, Flex 2-14, Flex 2-15 | | Chipset | Intel Panther Point (HM86 / HM87) | | CPU Support | 4th Gen Intel Haswell (Socket BGA1168) | | Graphics | UMA or NVIDIA N14M-GE (GeForce 820M / 840M) | | BIOS Type | Winbond 25Q64FVSIG (8MB) / 25Q32 (4MB for EC) | | File Format |
.brd(BoardView) or.fz(FlexBV) | Technical Documentation: LA-7912P REV 1