Brands guides
Brand-specific board numbering, quirks and common faults.
- Brands
Toshiba and Dynabook Motherboard Identification
How to identify Toshiba and Dynabook laptop motherboards: ODM board codes, Toshiba A000 and V000 part numbers, model families and the Dynabook rebrand.
- Brands
Samsung Laptop Motherboard Codes Explained
How Samsung laptop motherboards are identified: BA41 and BA92 numbers, project names, revisions and NP model numbers, and how to find the right documents.
- Brands
MSI Gaming Laptop Motherboard Repair Basics
Repairing MSI gaming laptop boards: MS- codes and revisions, heavy CPU and GPU power stages, heat-related faults, EC firmware and keyboard controllers.
- Brands
Microsoft Surface Motherboard Repair: The Challenges
Why Microsoft Surface motherboard repair is hard: glued construction, M1 part numbers, Surface Connect charging, soldered storage, firmware and common faults.
- Brands
MacBook Logic Board Numbers (820-xxxxx) Explained
How Apple's 820- logic board numbers work, how they relate to model and EMC numbers, revision letters, 051- schematic numbers, and T2 and Apple silicon changes.
- Brands
Lenovo ThinkPad Motherboard Repair: What Makes It Different
What makes ThinkPad motherboard repair different: FRU and board codes, service manuals, USB-C charging faults, fan errors, liquid paths and EC firmware.
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Lenovo IdeaPad and Legion Boards: Reading NM- Codes
Lenovo IdeaPad and Legion boards and their NM- codes: reading LCFC codes, variants behind one code, FRU numbers, Novo and reset holes, and common fault areas.
- Brands
HP ProBook and EliteBook Board Repair Notes
Repair notes for HP ProBook and EliteBook boards: business features, Sure Start recovery, protected passwords, identity data and common fault areas.
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HP Laptop Motherboard Part Numbers Explained
How HP laptop motherboard part numbers work: spare part numbers, PartSurfer lookups, ODM board codes, revisions, smart adapter pins and the BIOS recovery features.
- Brands
Desktop Motherboard Repair for Laptop Technicians
Desktop motherboard repair for laptop technicians: ATX power and standby, the Super I/O instead of an EC, VRMs, BIOS recovery features, POST codes and faults.
- Brands
Dell Laptop Motherboard Identification Guide
How to identify a Dell laptop motherboard: Dell part numbers and PPID labels, ODM board codes from Compal, Quanta and Wistron, revisions, and diagnostic LED codes.
- 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.
- 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.