CHUNGHWA CLAA140WB01A (SONY)

BIOS.bin
256 B · first posted in BIOS Archive
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What the file name tells us

BrandChunghwa
KindBIOS
Format.bin
Archive size256 B
First posted2019-03-26
ChannelBIOS Archive, BIOS Files

Parsed automatically from the file name and caption. Always compare the board number with the one printed on your board.

Same file in other posts

ChannelPostedSizeLink
BIOS Archive2019-03-26256 BOpen post
BIOS Archive2020-10-01256 BOpen post
BIOS Files2022-08-16256 BOpen post

What this kind of file is for

A BIOS dump is a full image of the board's SPI flash chip. It is written back with an SPI programmer when the original firmware is corrupted, after a chip replacement, or to recover from a failed update. Read and save the original chip first: serial number, DMI data and the Intel ME / AMD PSP state differ between boards.

Tools to open these files

FormatWhat it isOpen with
.binraw SPI flash imagea CH341A, XGecu T48 / TL866II Plus or RT809H programmer