Learn board-level repair
Repair guides — page 10
Practical, bench-tested guides: reading schematics, using boardview software, BIOS programming, power circuits and step-by-step diagnostics. Each guide explains what to measure, in what order and why.
- Brands
Asus Laptop Motherboard Naming and Revisions
How Asus names its laptop motherboards: model names printed on the PCB, REV numbers, 60NB part numbers and their suffixes, and matching schematics to revisions.
- Power Circuits
Always-On Rails (3VALW, 5VALW): What They Do
What the always-on 3VALW and 5VALW rails power, how the controller that makes them starts, the names they use on different boards, and how to diagnose them.
- Brands
Acer Laptop Motherboards: Common Faults
Acer laptop motherboards: which ODMs make them, shared boards across Acer, Packard Bell and Gateway, and the fault patterns that come up most often.