ACER_PEDATOR_HELIOS_300_PH315_53_57VP_FH52M_LA_J891P_REV_1B_WORKING.rar

TXTAbout ACER PEDATOR HELIOS 300 PH315 53 57VP FH52M LA-J891P REV 1B WORKING BIOS / EC firmware

ACER PEDATOR HELIOS 300 PH315 53 57VP FH52M LA-J891P REV 1B WORKING is an Acer PH315 / 57VP / FH52M BIOS / EC firmware dump for board LA-J891P — tested. It is packed in a RAR archive of 9.6 MB, board revision 1B. It was first posted on 19 Feb 2023 and is available in 3 Telegram channels.

Write it with an SPI programmer such as CH341A, RT809H or XGecu T48 to revive a board after a failed BIOS update, fix a corrupted Intel ME region or remove a forgotten BIOS password. Read and save the original chip first, and check that your board is LA-J891P revision 1B.

For the same board you can also find a schematic and a boardview — see all LA-J891P files.

MSGFrom the Telegram post

ACER PEDATOR HELIOS 300 PH315-53-57VP FH52M LA-J891P REV 1B WORKING 100% TESTED OK 100%

J1Download LA-J891P BIOS / EC firmware from Telegram

R1How to download ACER PEDATOR HELIOS 300 PH315 53 57VP FH52M LA-J891P REV 1B WORKING

1. Press Download in Telegram. The post opens in the Telegram app, or on a t.me preview page — choose “View in Telegram”.
2. You don’t need to join the channel. Tap the file ACER_PEDATOR_HELIOS_300_PH315_53_57VP_FH52M_LA_J891P_REV_1B_WORKING.rar to download it.
3. Open it with 7-Zip (free) or WinRAR.

If a post was deleted, try another source above or search for LA-J891P. Step-by-step help: downloading from Telegram.

Back up the original chip twice before writing this dump, and check that the board number and chip size match. See how to flash a BIOS chip.

.RARWhat is a .rar file and how to open it?