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- You can identify your Chicony 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.
- In the Website Links section we provide official and unofficial links to find free Chicony BIOS upgrades
Click on the 
for more info about the Chicony bios update.
Chicony BIOS Updates
| Manufacturer - Model | Chipset | BIOS ID | Full BIOS ID | More info |
|---|---|---|---|---|
| Chicony | UMC 82C891/892/886 | 2A5X7C21 |
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| Chicony | UMC UM8886BF/UM8891BF/UM8 | 2A5X8C2H |
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| Chicony | Intel 440BX/GX/ZX | 2A69KC2C |
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| Chicony | UMC 82C891/892/886 | 2A5X7C2C |
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| Chicony | BANISTER | 2A69NC29 |
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| Chicony | SiS 496/497 | 2A4IBC29 |
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| Chicony | UMC 8881E/8886B | 2A4X5C21 |
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| Chicony | SiS 501/02/03 | 2A5IAC22 |
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| Chicony | Intel 430FX | 2A59CC2H |
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| Chicony | SiS 5511/12/13 | 2A5IDC2A |
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| Chicony | UMC 8881E/8886B | 2A4X5C2C |
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| Chicony | UMC 8881E/8886B | 2A4X5C2J |
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| Chicony | Intel 430TX | 2A59IC2A |
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| Chicony | SiS 5511/12/13 | 2A5IDC2D |
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| Chicony | UMC 82C891/892/886 | 2A5X7C29 |
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| Chicony | Via VT8363 (KT133) | 6A6LMC2C |
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| Chicony | Intel 440BX/GX/ZX | 2A69KC2A | **No BIOS AVAILABLE** |
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| Chicony | SiS 496/497 | 2A4IBC21 |
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| Chicony | UMC 82C891/892/886 | 2A5X7C2I |
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| Chicony | SiS 501/02/03 | 2A5IAC21 |
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| Chicony | UMC 8881E/8886B | 2A4X5C23 |
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| Chicony | Intel 430FX | 2A59CC2G |
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| Chicony | SiS 5511/12/13 | 2A5IDC29 |
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| Chicony | UMC 8881E/8886B | 2A4X5C2B |
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| Chicony | Intel 430TX | 2A59IC29 |
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| Chicony | SiS 5511/12/13 | 2A5IDC2C |
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| Chicony | UMC 82C891/892/886 | 2A5X7C22 |
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| Chicony | VIA 694/686 | 2A6LIC29 |
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| Chicony | Intel 440BX/GX/ZX | 2A69KC29 |
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| Chicony | Intel 440BX/GX/ZX | 2A69KC2D |
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| Chicony | UMC 82C891/892/886 | 2A5X7C2H |
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| Chicony | BANISTER | 2A69NC2A |
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| Chicony | SiS 496/497 | 2A4IBC2H |
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| Chicony | UMC 8881E/8886B | 2A4X5C22 |
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| Chicony | SiS 530 | 2A5IMC29 |
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| Chicony | UMC 8881E/8886B | 2A4X5C2A |
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| Chicony | UMC 8881E/8886B | 2A4X5C2D |
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| Chicony | Intel 430HX | 2A59FC29 |
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| Chicony | SiS 5511/12/13 | 2A5IDC2B |
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| Chicony Chicony CH-880C | UMC 8881E/8886B | 2A4X5C2H |
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| Chicony Chicony CH-881A | UMC 8881E/8886B | 2A4X5C24 |
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| Chicony MP-983 | FireStar | 2A5UQC29 | 03/11/1999-FIRESTAR-2A5UQC29C |
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| Chicony MP-983 | FireStar | 2A5UQC21 | 09/15/1999-FIRESTAR-2A5UQC29C-00 |
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| Chicony MP993 | Intel 440BX/GX/ZX | 2A69KC21 | 10/07/1999-i440BX-SMC869-2A69KC2BC-00 |
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| Chicony NOTEBOOK BIOS | FireStar | 2A5UQC2A |
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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 to download the requested Chicony bios update.
Chicony Large HDD Support BIOS Updates
| Manufacturer - Model | BIOS ID | OEM ID | Max HDD size | |
|---|---|---|---|---|
| Chicony MP983 D version only (notebook) | 03/11/1999-FireStar-2A5UQC29C-00 | V1.43D | 128 GB |
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| Chicony MP983 S version only (notebook) | 09/15/1999-FireStar-2A5UQC29C-00 | V1.46S wimsbios patch 64GB | 64 GB |
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| Chicony MP993 (notebook) | 10/07/1999-i440BX-SMC869-2A69KC2BC-00 | V 1.23 | 128 GB |
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| Chicony MP995 (notebook) | 02/11/2000-BANISTER-2A69NC2AC-00 | V1.17 02/11/2000 patched for 128GB HDD by Wim's BIOS team | 128 GB |
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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 20 Award BIOS IDs listed for Chicony. Contact us if you have new IDs missing from the list :-)
Chicony Award BIOS Identification
| Award BIOS ID | Motherboard manufacturer, model, PCB revision |
|---|---|
| 2A4X5C24-01 | Chicony CH-881A |
| 2A4X5C2H-00 | Chicony CH-880C |
| 2A4X5C2HC | Chicony CH-880C |
| 12/14/1998-i430TX-NS338-2A59IC2AC-00 | Chicony MP980 |
| 03/11/1999-FireStar-2A5UQC29C-00 | Chicony MP983 |
| 02/22/1999-FireStar-2A5UQC29C-00 | Chicony MP983SL |
| 09/15/1999-FireStar-2A5UQC29C-00 | Chicony MP983 |
| 2A5X7C2H-00 | Chicony CH-890A |
| 2A5X7C2H-02 | Chicony CH-890A |
| 08/04/1999-i440BX-NS338-2A69KC2AC-00 | Chicony MP989 Panasonic LCD |
| 10/07/1999-i440BX-SMC869-2A69KC2BC-00 | Chicony MP993 |
| 11/03/1998-i440BX-NC338-2A69KC29C-00 | Chicony MP987 |
| 06/21/99-i440BX-SMC869-2A69KC2BC-00 | Chicony MP993 |
| 08/04/1999-i440BX-NS338-2A69KC2AC-00 | Chicony MP989 LG LCD |
| 02/11/2000-BANISTER-2A69NC2AC-00 | Chicony MP995 |
| 09/16/1999-BANISTER-2A69NC2AC-00 | Chicony MP995 |
| 04/21/2000-BANISTER-2A69NC2AC-00 | Chicony MP995 |
| 09/08/94-SIS-85C471B/E/G-2C4I9C21-00 | Chicony CH-471B |
| 2C4I9C21 | Chicony CH-471B |
| 2C4I9C21-08 | Chicony CH-471 |
AMI BIOS IDs are used to identify motherboards with an AMI BIOS. For more information visit our AMI BIOS ID information page.
At this moment we have 13 AMI BIOS IDs listed for Chicony. Contact us if you have new IDs missing from the list :-)
Chicony AMI BIOS Identification
| AMI BIOS ID | Motherboard manufacturer, model, PCB revision |
|---|---|
| 40-0003-001116-00101111-080893-UMC491-p | Chicony |
| 40-0004-DE1116-00101111-121291-UMCAUTO | Chicony |
| 40-0102-001116-00101111-121291-0495AUTO-M | Chicony |
| 40-0102-001116-0010111-121291-0495AUTO-M | Chicony |
| 40-P304-001116-00101111-0072594-UMC498-H | Chicony |
| 40-P307-001116-00101111-072594-UMC498-H | Chicony |
| 41-0B00-001116-01111111-101094-umc880B-H | Chicony |
| 50-E803-001116-001011111-121593-ALI-H | Chicony |
| X0-0103-001116-00101111-111192-UMC480B-F | Chicony |
| 50-E701-001116-00101111-121593-ALI-H | Chicony CH-1451A |
| 40-0003-001116-00101111-080893-UMC491-F | Chicony CH-491E |
| 40-0102-001116-00101111-040493-UMC491F-H | Chicony CH-491E |
| 40-E301-001116-00111111-121593-UMC498-H | Chicony CH-498B |
Here is a list of official and unofficial sites where you can find and download Chicony BIOS updates for free.
Need help? Ask your question here!
(Examples: how to update your BIOS, how to identify your motherboard)
About
My name is Wim Bervoets and I'm the founder of Wim's BIOS Page. The history of this site goes back to 1996 when I was taking my first steps on the internet. Gradually the site grew to what it is now - an authority site about BIOS update information - with an active forum.
Free instant access to BIOS tips!
Fill in your name and email and receive our ebook 'How to update your PC BIOS in 3 easy steps' (15$ value), free BIOS tips and updates about Wim's BIOS!
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