Lenovo · laptop motherboard

Lenovo ThinkPad T550 13251-1

SchematicBoardviewBIOS
Board code
13251-1
Platform
Wistron LSZ-1
Made by
Wistron
Files
6
Updated

Lenovo ThinkPad T550 13251-1 is a laptop motherboard designed by Wistron and used in the Lenovo ThinkPad T550.

The catalog has 2 schematics, 2 boardview files and 2 BIOS files for it, posted between 2021 and 2022 across 3 Telegram channels. Each download button opens the original Telegram post.

The boardview comes in .GR format. OpenBoardView (free) usually opens these files; FlexBV works too.

With both a schematic and a boardview you can find a net on the diagram and then locate the same part on the board by its reference designator. No Boardview for Your Board? How to Work Without One shows the workflow.

Read and save the original chip contents before you write anything to it — Keeping the Windows Product Key (MSDM) When Reflashing a BIOS.

Also listed under platform Wistron LSZ-1.

Compatible models

  • Lenovo ThinkPad T550

Files for Lenovo ThinkPad T550 13251-1

Schematics 2 All schematics →

Boardview files 2 All boardview files →

BIOS and firmware 2 All bios and firmware →

Frequently asked questions

Which laptops use the 13251-1 motherboard?
File names in the catalog tie 13251-1 to the Lenovo ThinkPad T550. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
How do I open the 13251-1 boardview file?
The boardview for 13251-1 is available as .GR. .GR usually opens in OpenBoardView (free) or FlexBV. See What Is a Boardview File and Why You Need One.
What should I check before flashing the 13251-1 BIOS?
Read the original chip with a programmer and save two copies before writing anything. A dump from another board carries that board's serial number and MAC address, so restore yours from the backup.

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Files are hosted on Telegram by third parties; ExcitingSpas.com only links to public posts. Check that a file matches your board before using it. Disclaimer · Report a file