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TP-LINK TL WR850N V1 FW 0 9 1 0 1 v028 MT7628NN 25Q64CSIG BIOS

BIOS Added: Sep 5, 2023 RAR · 7.4 MB

File details

TypeBIOS
FormatRAR
Size7.4 MB
BIOS chip size8 MB
AddedSeptember 5, 2023
Updated
Original file nameTP-LINK_TL_WR850N_V1_FW_0_9_1_0_1_v028 MT7628NN 25Q64CSIG.rar

Where to get the file

Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.

Alternative links

No other copies are known yet.

AwesomeHeader does not store this file. It was published in a public Telegram channel; the links above lead to the original post and its copies.

Description

From the original post:
TP-LINK_TL_WR850N_V1_FW_0_9_1_0_1_v028 MT7628NN 25Q64CSIG 2050500859 MT7628NN

This is a BIOS dump file in RAR format, about 7.4 MB, sized for an 8 MB flash chip. The original file name points to a TP-LINK TL-WR850N V1 router, firmware 0.9.1.0.1 v028, with the MT7628NN chip and a 25Q64CSIG flash marking noted. Because this is a router rather than a laptop or motherboard, it belongs to a different repair category than most files in this catalog. Technicians who work on networking gear may use a dump like this to reprogram the SPI flash with a programmer after corruption or a failed update.

Description generated from the catalog data. ·

How to open it

A BIOS dump is written to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and save the original chip contents twice before writing.

Guide: Flash a Laptop BIOS with a CH341A Programmer →

Questions about this file

How do I flash this BIOS dump?

Write it to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and keep the original contents first, and check that the chip size matches the dump.

Will this BIOS work on my board?

Only if the board number and revision match: TP-LINK TL WR850N V1 FW 0 9 1 0 1 v028 MT7628NN 25Q64CSIG. Dumps from a different board or revision can leave the board dead.

What does “clean ME” mean?

The Intel ME region in the dump has been reset, so it can be used on another board of the same model. Keep your original dump and transfer serial numbers if needed.

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