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- dell 3521 ec working
Embedded controller firmware for a Dell 3521 laptop, probably the Inspiron 15 3521, marked as working in the name and packed in a 219 KB ZIP.
BIOS · 219 KB · 10 Sept 2021BIOS zip—219 KB - EC.bin
Embedded controller firmware packed as a 58.3 KB zip, judging by the EC.bin name. No brand, model or board number is given, which makes the file risky to use without…
BIOS · 58.3 KB · 9 Mar 2024BIOS zip—58.3 KB - ECS R40IIX - 37GR40100-10 PDF
PDF schematic in a RAR archive for the ECS R40IIX laptop mainboard, with the ECS part number 37GR40100-10.
Schematic · 1.28 MB · 30 Oct 2023Schematic rar—1.28 MB - vostro 14-5459 eC
Dell Vostro 14 5459 EC firmware, the embedded controller image, in a 4.00 MB file. The EC handles power sequencing, charging, keyboard and fan control, so a corrupted EC…
BIOS · 4.00 MB · 5 Jun 2017BIOS bin—4.00 MB - EM SR218 A V2.0 AVITA NS14A6 MAIN AND EC S BIOS WORLDBIOS · 3.93 MB · 4 Nov 2025BIOS rar—3.93 MB
- ECROM ITE
A 128 KB embedded controller firmware image whose name only says it is for an ITE EC, with no laptop model or board number.
BIOS · 128 KB · 8 Jul 2026BIOS bin—128 KB - X453SA ITE ECROM
Embedded controller firmware for the ASUS X453SA laptop, intended for an ITE EC chip, packed in a 31.6 KB RAR.
BIOS · 31.6 KB · 31 Oct 2020BIOS rar—31.6 KB - HP Site EC
HP embedded controller firmware, 128 KB, with a generic name that states no model, board number or version.
BIOS · 128 KB · 9 Oct 2025BIOS bin—128 KB - G460 EC
Embedded controller firmware for a G460 laptop, 256 KB in raw binary form; no brand or board number is given in the name.
BIOS · 256 KB · 15 Jun 2022BIOS bin—256 KB - EC ITE
Small 63.5 KB ZIP whose name only says EC ITE, meaning embedded controller firmware for an ITE keyboard controller chip; no laptop model, board number or chip type is…
BIOS · 63.5 KB · 28 Dec 2025BIOS zip—63.5 KB - ECS 661FX SF2 REV 1 (1).0
Compressed RAR package for the ECS 661FX SF2 desktop motherboard, revision 1.0, about 754 KB in size.
Archive · 754 KB · 20 Apr 2022Archive rar—754 KB - EC
Compressed EC firmware archive of 67.5 KB with a generic name that gives no device, brand or board number.
BIOS · 67.5 KB · 22 Dec 2025BIOS zip—67.5 KB - ACER 4349 DA0ZQRMB6C0 REV C EC
Second copy, marked (1), of the EC firmware for the Acer 4349 on Quanta motherboard DA0ZQRMB6C0 rev C, 128 KB.
BIOS · DA0ZQRMB6C0 · 128 KB · 21 Sept 2025BIOS bin128 KB - ASUS K451LB ECROM
Embedded controller firmware image for the ASUS K451LB, a 128 KB raw binary named as an ECROM.
BIOS · 128 KB · 7 Aug 2019BIOS bin—128 KB - LA-G07JP EC
Embedded controller firmware for Compal board LA-G07JP, a raw 128 KB binary. Compal uses the LA-xxxxP numbering pattern for its laptop motherboards.
BIOS · 128 KB · 9 Sept 2022BIOS bin—128 KB - ideapad z510(ec)
Firmware image for the Lenovo IdeaPad Z510, and the name marks it as EC, meaning the embedded controller firmware rather than the main system BIOS.
BIOS · 2.00 MB · 31 Oct 2022BIOS bin—2.00 MB - EC 330s-15AST 330s ast mb v10
Embedded controller firmware for the 330s-15AST laptop, which uses the 330s_ast_mb_v10 motherboard, zipped to 49.2 KB.
BIOS · 49.2 KB · 20 Dec 2025BIOS zip—49.2 KB - EC FINDER
Archive titled EC Finder, 67.9 MB in RAR format, filed under BIOS / firmware. The name gives no model, board number or brand, so its exact contents have to be checked…
BIOS · 67.9 MB · 16 Dec 2025BIOS rar—67.9 MB - EC.bin
Small ZIP archive with an EC firmware image, judging by the name, but no model, brand or board number is given, so its target device is unknown.
BIOS · 58.3 KB · 28 Dec 2022BIOS zip—58.3 KB - ECS 648FX-M7 - REV 3.0
Repair documentation for the ECS 648FX-M7 motherboard at revision 3.0, packed in a 727 KB RAR.
Archive · 727 KB · 31 Mar 2021Archive rar—727 KB - Acer Travelmate P253-E BIOS & EC
Firmware set for the Acer TravelMate P253-E containing both the system BIOS and the EC (embedded controller) firmware.
BIOS · 2.87 MB · 22 Aug 2021BIOS rar—2.87 MB - EC FX505DY.bin
Embedded controller firmware for the ASUS FX505DY laptop, a raw .bin packed in a small ZIP of 44 KB.
BIOS · 44.2 KB · 15 Dec 2024BIOS zip—44.2 KB - EC.bin
Embedded controller firmware image in a 63 KB ZIP archive, named simply EC.bin, with no laptop model or board number given.
BIOS · 63.0 KB · 31 Dec 2025BIOS zip—63.0 KB - nm-b441 it8586e ec
Embedded controller firmware for Lenovo LCFC board NM-B441, written for the ITE IT8586E EC chip, in a small 7z archive of about 38 KB.
BIOS · NM-B441 · 37.7 KB · 16 Sept 2025BIOS 7z37.7 KB - EC.bin
Embedded controller firmware called simply EC, compressed into a 57.4 KB ZIP, with no laptop model, brand or board number in the name.
BIOS · 57.4 KB · 23 Nov 2025BIOS zip—57.4 KB - Acer 5755 EC bios
Embedded controller firmware for the Acer 5755, saved as a 128 KB .rom file. The EC handles power sequencing, keyboard, battery charging and fan control, so a corrupted…
BIOS · 128 KB · 21 Sept 2025BIOS rom—128 KB - LENOVO T440P SOVP V101 EC009 0815
Archive for the Lenovo ThinkPad T440p, with SOVP as the project code, V101 as a version and EC009 pointing to an embedded controller firmware revision, dated 0815 in the…
Archive · 1.97 MB · 6 Jan 2023Archive rar—1.97 MB - HCL H54Y UMA HM55 EC
EC firmware binary for an HCL H54Y laptop, UMA version with integrated graphics, HM55 chipset, 64 KB in size.
BIOS · 64.0 KB · 24 Jun 2021BIOS bin—64.0 KB - AXIOO NEON M110B-TKM - M300B MAIN PCB EC
EC firmware package for the Axioo Neon M110B-TKM laptop based on the M300B main PCB, a 28.3 KB ZIP.
BIOS · 28.3 KB · 21 Jan 2021BIOS zip—28.3 KB - Asus=128=X555LD Rev 3.3 IT8585 (EC)
Embedded controller firmware for an ASUS X555LD motherboard, revision 3.3, intended for the ITE IT8585 EC chip, packed in a 445 KB ZIP.
BIOS · 445 KB · 26 Jan 2017BIOS zip—445 KB - LA-J891P EC
Embedded controller firmware for Compal board LA-J891P, supplied as a small RAR archive of about 63 KB.
BIOS · LA-J891P · 63.2 KB · 9 Dec 2025BIOS rar63.2 KB - ECROM IT8386E
EC ROM dump for an ITE IT8386E embedded controller, raw bin of 192 KB, with no laptop model or board number in the name.
BIOS · 192 KB · 7 May 2025BIOS bin—192 KB - ECS G31T-LS REV 1.0
Archive for the ECS G31T-LS motherboard, revision 1.0, packed as an 896 KB RAR. The G31 in the name refers to the Intel G31 chipset, used on this LGA775 platform.
Archive · 896 KB · 31 Mar 2021Archive rar—896 KB - lotus-14r ec
Embedded controller firmware labelled lotus-14r, a compact 37.6 KB ZIP. No brand is given, though Lotus is known as a Samsung board platform name; confirm against your…
BIOS · 37.6 KB · 15 Jun 2022BIOS zip—37.6 KB - ECS V30SIX - 37GV3000-C0 - REV C
ECS V30SIX notebook board, also identified by part number 37GV3000-C0, revision C, in a 929 KB RAR archive.
Archive · 929 KB · 1 Oct 2019Archive rar—929 KB - ec clean
Generic 8.00 MB binary named ec clean, indicating a cleaned embedded controller or EC-related firmware image, but with no device, brand or board number stated.
BIOS · 8.00 MB · 1 Jun 2026BIOS bin—8.00 MB - k53sd(rev 5.1) ec
64 KB embedded controller firmware for the ASUS K53SD, mainboard revision 5.1. The EC handles power sequencing, charging, keyboard and fan control, so a corrupted EC…
BIOS · 64.0 KB · 26 Jan 2017BIOS bin—64.0 KB - EC
Archive named EC, 8.63 MB, with no device, brand or board number given. The name hints at embedded controller firmware, which manages power-on, charging, keyboard and…
BIOS · 8.63 MB · 28 Sept 2026BIOS rar—8.63 MB - b4dde ECS C42IIx REV C PDF
ECS schematic in PDF format for the C42IIx board, revision C. ECS (Elitegroup) is a board maker that builds laptop motherboards for other brands as well.
Schematic · 1.13 MB · 12 Sept 2026Schematic pdf—1.13 MB - ecrom
Embedded controller firmware image, judging by the ecrom name, as a raw 128 KB .bin with no brand, model or board stated.
BIOS · 128 KB · 23 Nov 2025BIOS bin—128 KB