Learn board-level repair
Repair guides — page 7
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.
- BIOS
How to Prepare a Clean ME Region in a BIOS Dump
Two ways to give an Intel laptop a clean ME region — transplant a matching clean region or rebuild it from the board's own configuration — and how to verify it.
- Boardview
How to Open .TVW Boardview Files
How to open .TVW (Tebo-ICT View) boardview files, which viewers support them, why OpenBoardView usually cannot, and how to get the most out of layered TVW data.
- Boardview
How to Open .PCB and .CAD Boardview Files
How to tell whether a .PCB or .CAD file is a boardview or a design file, which viewers open the common variants, and what to do when none of them works.
- Boardview
How to Open .FZ Boardview Files
How to open Asus .FZ boardview files in OpenBoardView or FlexBV, why some FZ files need a decoding key, and how to match an FZ file to your board revision.
- Boardview
How to Open .BRD Boardview Files (and Which BRD You Have)
How to open .BRD boardview files and tell which BRD you have: Test_Link text, scrambled Test_Link, Allegro design files and Eagle boards, and the viewer for each.
- Boardview
How to Open .BDV Boardview Files
How to open .BDV boardview files: what the format is, which viewers read it, OpenBoardView and FlexBV steps, and what to do when a BDV file refuses to open.
- Boardview
How to Open .ASC and .BVR Boardview Files
How to open .ASC and .BVR boardview files: the multi-file ASC set from Asus, keeping its parts together, BVR variants, and which viewers handle them reliably.
- Power Circuits
How to Measure Voltages on a Laptop Board Safely
How to measure voltages on a powered laptop board without damaging it: setup, current-limited power, ground points, probe tips, where to probe and what to avoid.
- Multimeter
How to Measure Current with a Multimeter (and When Not To)
How to measure current with a multimeter in series, the burden voltage and fuse traps, and why a bench supply or USB-C meter is often the better tool for laptops.
- Boardview
How to Match a Boardview to Your Board Revision
How to check that a boardview matches your board's revision: reading revision marks, comparing landmarks and designators, and working safely with a close revision.
- Reading Schematics
How to Identify Your Laptop Motherboard Model
Identify a laptop motherboard from software, stickers and the PCB itself: baseboard IDs in Windows and Linux, service tags, FRU numbers and the board code.
- Reading Schematics
How to Find the Right Schematic for Your Laptop Motherboard
Why the laptop model is not enough to find a schematic, where the real board code is printed, and how to confirm the file you downloaded matches your board.
- Diagnostics
How to Find a Short Circuit on a Laptop Motherboard
A complete method for finding shorts on laptop boards: confirming the short, splitting the rail, voltage injection, locating the warm part and confirming the fix.
- Tools
How to Choose a Multimeter for Board Repair
What matters when choosing a multimeter for laptop board repair: reading speed, continuity response, diode mode, low-ohm and millivolt resolution, probes and fuses.
- Tools
How to Choose a Microscope for Board Repair
How to choose a microscope for laptop board repair: stereo or digital, zoom range, working distance, Barlow lenses, stands, lighting and cameras for documentation.
- BIOS
How to Back Up the Original BIOS Before Flashing
A reliable routine for backing up a laptop BIOS chip: two reads, checksum comparison, content checks, naming and storage — before you write a single byte.
- Tools
Hot Air Station Basics for Laptop Repair
Hot air rework for laptop boards: choosing a station, temperature and airflow, nozzles, flux and preheating, shielding neighbours, and the mistakes that lift pads.
- Tools
Heat Shielding: Kapton Tape, Aluminium Tape and Other Tricks
Heat shielding for hot air rework: Kapton and aluminium tape, heat-absorbing gels, metal shields, what to protect on a laptop board, and mistakes that cause damage.