Second copy of the Lenovo B450 LA 14 archive, the same 784 KB RAR size, marked as a duplicate by the number in its name. The LA 14 tag is not clearly explained by the name and may refer to a project or board code. After extraction with WinRAR or 7-Zip, confirm what the documents are and check them against the board marking on the B450 PCB. Service schematics of this type help with tracing power rails, checking the startup chain and finding shorted components.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @IT_SERVICE_WORLD. Enginerys does not host this file.
All sources (3)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @IT_SERVICE_WORLD | 1 Oct 2019 | Open file on RM Schematics |
| @Satale_bios_esquemas_Laptop | 23 Feb 2021 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 2 May 2021 | Open file on RM Schematics |
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.