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How do I update my BIOS?
ENPC logo
  1. You can identify your ENPC motherboard using the BIOS ID which is displayed on most computers at bootup. Per BIOS vendor (AMI, Award, Phoenix, ...) we have a seperate tab of motherboard BIOS Identifications.
  2. In the Website Links section we provide official and unofficial links to find free ENPC BIOS upgrades

Click on the More info arrow for more info about the ENPC bios update.

ENPC BIOS Updates

Manufacturer - Model Chipset BIOS ID Full BIOS ID More info
ENPC VIA Apollo (M)VP3 2A5LEEC9 More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECK More info BIOS
ENPC Intel 440LX/EX 2A69JECG More info BIOS
ENPC Intel 440LX/EX 2A69JECJ More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECN More info BIOS
ENPC Intel 440LX/EX 2A69JECZ 04/14/98-I440LX-NS309-2A69JECCC-00 More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECA More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECD More info BIOS
ENPC Intel 440LX/EX 2A69JEC9 More info BIOS
ENPC SiS 530 2A5IMECA More info BIOS
ENPC Intel 430TX 2A59IECF More info BIOS
ENPC Intel 430TX 2A59IECZ More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECG 2A69KECGC-00 More info BIOS
ENPC Intel 440LX/EX 2A69JECC More info BIOS
ENPC SiS 620 2A6INECA More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KEC0 More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECJ More info BIOS
ENPC Intel 440LX/EX 2A69JECF More info BIOS
ENPC SiS 630 6A6IREC9 More info BIOS
ENPC VIA VPX (aka VXPro+) 2A5LDEC9 More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECM More info BIOS
ENPC Intel 440LX/EX 2A69JECI More info BIOS
ENPC Intel 440LX/EX 2A69JECL More info BIOS
ENPC Intel 430TX 2A59IECB More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECP More info BIOS
ENPC SiS 530 2A5IMEC9 03/24/1999-SIS-530-2A5IMEC9C-00 More info BIOS
ENPC Intel 430TX 2A59IECE More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECC More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECF More info BIOS
ENPC Intel 440LX/EX 2A69JECB More info BIOS
ENPC SiS 620 2A6INEC9 More info BIOS
ENPC Intel 430TX 2A59IECH More info BIOS
ENPC Intel 430VX 2A59GECA More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECI More info BIOS
ENPC Intel 440LX/EX 2A69JECE More info BIOS
ENPC SiS 620 2A6INECC More info BIOS
ENPC VIA Apollo (M)VP3 2A5LEECA 2A5LEECAC-00 VIA CS W977 SIO More info BIOS
ENPC Cyrix GXi Cx5520 2A432EC9 More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECL More info BIOS
ENPC Intel 440LX/EX 2A69JECH More info BIOS
ENPC Intel 440LX/EX 2A69JECK More info BIOS
ENPC Intel 430TX 2A59IECA More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECO More info BIOS
ENPC Intel 440FX 2A69HEC9 More info BIOS
ENPC Intel Whitney 810 6A69MEC9 More info BIOS
ENPC Intel 430TX 2A59IECD More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECB More info BIOS
ENPC Intel 440LX/EX 2A69JECA More info BIOS
ENPC SiS 530 2A5IMECB More info BIOS
ENPC Intel 430TX 2A59IECG More info BIOS
ENPC Intel 430VX 2A59GEC9 More info BIOS
ENPC Intel 440BX/GX/ZX 2A69KECH More info BIOS
ENPC Intel 440LX/EX 2A69JECD More info BIOS
ENPC SiS 620 2A6INECB 04/14/1999-SIS-620-2A6INECBC More info BIOS
ENPC EP-KB21 Intel 440BX/GX/ZX 2A69KEC1 09/15/1998-I440BX-W977EF-2A69KECEC-00 More info BIOS
ENPC EP-KB21 Intel 440BX/GX/ZX 2A69KECR 09/15/1998-I440BX-W977EF-2A69KECEC-00 More info BIOS
ENPC EP-KB21 Intel 440BX/GX/ZX 2A69KEC2 07/05/2000-I440BX-W977EF-2A69KECEC-00 More info BIOS
ENPC EP-KB21 Intel 440BX/GX/ZX 2A69KECE 07/05/2000-I440BX-W977EF-2A69KECEC-00 More info BIOS
ENPC EP-KL21 Intel 440LX/EX 2A69JEC1 11/16/1998-i440LX-SMC67X-2A69JECBC-00 More info BIOS
ENPC EP-MB21 Intel 440BX/GX/ZX 2A69KEC9 06/15/1998-I440BX-W977TF-2A69KEC9C-00 More info BIOS
ENPC EP-MB21 Intel 440BX/GX/ZX 2A69KEC9 2A69KEC9C-00 More info BIOS
ENPC EP-PT11 Intel 430TX 2A59IECC 2A59IECCC-00 More info BIOS
ENPC EP-PT11 Intel 430TX 2A59IEC9 I430TX-2A59IEC9C-00 More info BIOS
ENPC MBX6A Intel 440BX/GX/ZX 2A69KEC9 06/15/1998-I440BX-W977TF-2A69KEC9C-00 More info BIOS
ENPC MBX6A Intel 440BX/GX/ZX 2A69KEC9 2A69KEC9C-00 More info BIOS
ENPC Rev. 1.2 Vers. A Intel 430TX 2A59IEC9 I430TX-2A59IEC9C-00 More info BIOS

The below BIOSes are patched / modded to fix the 32GB or 64GB bug that is present in older Award BIOS Based BIOSes.

The 32GB bug in Award BIOS prevents many users from using HDD larger than 32GB as the BIOS hangs at detection. The 64GB bug manifests itself as a hang at the configuration table.

Click on the Download arrow to download the requested ENPC bios update.

ENPC Large HDD Support BIOS Updates

Manufacturer - Model BIOS ID OEM ID Max HDD size
ENPC AK621 09/07/1998-i440LX-W83977-2A69JECJC-00 AK621 ROM BIOS Ver.2.0 09/15/1998 64 GB Download BIOS
ENPC KB21 01/21/1999-i440BX-W977TF-2A69KEC9C-02 KB21 ROM BIOS Ver.1.8 01/21/1999 Large HDD Patched 128 GB Download BIOS

Award BIOS IDs are used to identify motherboards with an Award BIOS. For more information visit our Award BIOS ID information page.

At this moment we have 83 Award BIOS IDs listed for ENPC. Contact us if you have new IDs missing from the list :-)

ENPC Award BIOS Identification

Award BIOS ID Motherboard manufacturer, model, PCB revision
05/20/97-i430VX-2A59GECAC-00 ENPC EP-PV12
06/30/97-i430VX-2A59GECAC-00 ENPC EP-PV12
12/05/97-i430TX-2A59IECCC-00 ENPC PT11
12/05/97-i430TX-2A59IECCC-00 ENPC EP-PT21
04/22/1998-i430TX-2A59IECEC-00 ENPC EP-PT22 / EP-PT22 with SCSI
07/11/97-i430TX-2A59IECAC-00 ENPC EP-PT22 WITH SCSI ROM BIOS
02/19/98-i430TX-2A59IECHC-00 ENPC PT11
12/05/97-i430TX-2A59IEC9C-00 ENPC EP-PT21
02/19/98-i430TX-2A59IECHC-00 ENPC EP-PT21
05/05/1998-i430TX-2A59IECCC-00 ENPC PT11
06/24/1998-i430TX-2A59IECCC-00 ENPC EP-PT21
01/15/1999-SiS-530-2A5IMEC9C-00 ENPC PS21
04/06/1999-SiS-530-2A5IMECAC-00 ENPC PS11
03/24/1999-SiS-530-2A5IMEC9C-00 ENPC PS21
11/10/1998-SiS-530-2A5IMEC9C-00 ENPC PS21
12/21/1998-SiS-530-2A5IMECAC-00 ENPC PS11
12/11/1998-SiS-530-2A5IMEC9C-00 ENPC PS21
12/30/1998-SiS-530-2A5IMECAC-00 ENPC PS11
06/08/1998-VP3-586B-W977-2A5LEECAC-00 ENPC EP-PI11
07/16/0098-VP3-586B-W977-2A5LEECAC-00 ENPC EP-PI11
09/18/1998-VP3-586B-W977-2A5LEECAC-00 ENPC EP-PI11
01/29/1999-VP3-586B-W977-2A5LEECAC-00 ENPC EP-PI11
06/01/1998-VP3-586B-W977-2A5LEEC9C-00 ENPC EP-PI11
01/29/1999-VP3-586B-W977-2A5LEECAC-00 ENPC PI11
07/02/1998-i440EX-W83977-2A69JECHC-00 ENPC EP-KE21
12/10/1998-i440LX-W83977-2A69JECLC-00 ENPC ML21
09/07/1998-i440LX-W83977-2A69JECJC-00 ENPC EP-KL21
09/03/1998-i440LX-SMC67X-2A69JECBC-00 ENPC EP-KL21
11/26/97-i440LX-SMC93X-2A69JECCC-00 ENPC EP-KL21
03/27/1998-i440LX-W83977-2A69JECEC-00 ENPC KL11
02/25/1999-i440LX-W83977-2A69JECLC-00 ENPC ML21
05/12/1998-i440EX-W83977-2A69JECFC-00 ENPC EP-KE21
10/02/1998-i440LX-W83977-2A69JECEC-00 ENPC EP-KL21 (PCB: 1.3)
11/16/1998-i440LX-SMC67X-2A69JECBC-00 ENPC EP-KL21
10/08/1998-i440LX-SMC93X-2A69JECCC-00 ENPC EP-KL21
10/02/1998-i440LX-W83977-2A69JECEC-00 ENPC KL11
05/07/1999-i440LX-W83977-2A69JECLC-00 ENPC ML21
11/10/1998-i440LX-W83977-2A69JECLC-00 ENPC ML21
06/10/1998-i440EX-W83977-2A69JECHC-00 ENPC EP-KE21
10/02/1998-i440LX-W83977-2A69JECEC-00 ENPC AK611
10/21/97-i440LX-SMC67X-2A69JECBC-00 ENPC EP-KL21
05/22/1998-i440LX-SMC67X-2A69JECBC-00 ENPC EP-KL21
03/06/98-i440LX-W83977TF-2A69JECEC-00 ENPC KL11 (W/O ATX,LM7578)
01/21/1999-i440BX-W977TF-2A69KECAC-00 ENPC KB11
04/22/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
07/07/1998-i440BX-W977TF-2A69KECAC-00 ENPC KB11
02/12/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
05/04/1999-i440BX-W977-2A69KECLC-00 ENPC KB-22
01/21/1999-i440BX-W977TF-2A69KEC9C-02 ENPC AB641
01/21/1999-i440BX-W977TF-2A69KEC9C-02 ENPC EP-KB21
08/20/1998-i440BX-W977-2A69KECCC-00 ENPC KB-22
06/15/1998-i440BX-W977TF-2A69KEC9C-00 ENPC EP-KB21
10/01/1999-i440BX-W977TF-2A69KECMC-00 ENPC KB21 (2Mbit)
04/09/1999-i440ZX-W977EF-2A69KECGC-00 ENPC MZ21
05/19/1998-i440BX-W977TF-2A69KECAC-00 ENPC EP-KB21
12/16/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
03/04/1999-i440BX-W977TF-2A69KECAC-00 ENPC KB11
04/26/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
09/29/1998-i440BX-W977TF-2A69KECAC-00 ENPC KB11
04/07/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
04/22/1999-i440BX-W977TF-2A69KECMC-00 ENPC EP-KB21
12/10/1998-i440BX-W977-2A69KECCC-00 ENPC KB-22
09/04/1998-i440BX-W977TF-2A69KEC9C-00 ENPC EP-KB21
12/16/1999-i440BX-W977TF-2A69KECMC-00 ENPC KB21 (2Mbit)
05/19/1998-i440BX-W977TF-2A69KEC9C-00 ENPC EP-KB21
07/05/2000-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
04/14/1999-i440BX-W977TF-2A69KECAC-00 ENPC KB11
04/28/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
12/10/1998-i440BX-W977TF-2A69KECAC-00 ENPC KB11
04/20/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
01/27/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
01/22/1999-i440BX-W977-2A69KECCC-00 ENPC KB-22
12/10/1998-i440BX-W977TF-2A69KEC9C-00 ENPC EP-KB21
08/21/1998-i440BX-W977-2A69KECCC-00 ENPC KB-22
06/15/1998-i440BX-W977TF-2A69KECAC-00 ENPC EP-KB21
03/02/1999-i440BX-W977TF-2A69KEC9C-00 ENPC KB21 (1Mbit)
03/01/1999-i440ZX-W977EF-2A69KECGC-00 ENPC MZ21
04/22/1999-i440BX-W977TF-2A69KECMC-00 ENPC KB21 (PCB: 1.5)
10/01/1999-i440BX-W977EF-2A69KECEC-00 ENPC KB21P
03/04/1999-SiS-620-2A6INECBC-00 ENPC KS21
03/24/1999-SiS-620-2A6INECBC-00 ENPC KS21
03/03/1999-SiS-620-2A6INECBC-00 ENPC KS21
02/03/98-VP3-586B-W877-2A5LE00AC-00 ENPC EP-PI11

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