HP_ZBOOK_15_G2_Mobile_Workstation_HSTNN_C77C_ZBL15_LA_B381P_REV.7z

TXTAbout HP ZBOOK 15 G2 Mobile Workstation HSTNN C77C ZBL15 LA-B381P REV BIOS / EC firmware

HP ZBOOK 15 G2 Mobile Workstation HSTNN C77C ZBL15 LA-B381P REV is an HP C77C / ZBL15 BIOS / EC firmware dump for board LA-B381P — tested. It is packed in a 7Z archive of 30.2 MB, N15P-Q1 graphics. It was first posted on 19 Jul 2023 and is available in 1 Telegram channel.

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-B381P.

For the same board you can also find a schematic and board packs — see all LA-B381P files.

MSGFrom the Telegram post

HP ZBOOK 15 G2 Mobile Workstation HSTNN-C77C ZBL15 LA-B381P REV 1.0 2014-08-22 N15P-Q1-A2 BIOS & KBEC WORKING BIOS 100% OKOKOKOK TESTED OK 100%

J1Download LA-B381P BIOS / EC firmware from Telegram

R1How to download HP ZBOOK 15 G2 Mobile Workstation HSTNN C77C ZBL15 LA-B381P REV

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 HP_ZBOOK_15_G2_Mobile_Workstation_HSTNN_C77C_ZBL15_LA_B381P_REV.7z to download it.
3. Open it with 7-Zip (free) or NanaZip.

If a post was deleted, try another source above or search for LA-B381P. 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.

.7ZWhat is a .7z file and how to open it?