LA-B991P is a Compal motherboard used in Acer devices. Enginerys has 16 schematics, 15 boardviews, 59 BIOS dumps and 9 archives for this board, collected from public Telegram channels.
Check that LA-B991P matches the number printed on your PCB, including the revision. Where to find it →
LA-B991P schematics
- Acer E5-571G=1=Z5WAH LA-B162P LA-B991P Rev0.3 - SRGinfotechSchematic · LA-B162P · 1.31 MB · 10 May 2025Schematic pdf1.31 MB
- vinafix com Acer aspire EK 571G Z5WAH LA B991P r0 2 i5 5200USchematic · LA-B991P · 2.02 MB · 28 Apr 2025Schematic pdf2.02 MB
- Compal LA B991P Acer aspire E5 571GSchematic · LA-B991P · 2.02 MB · 28 Apr 2025Schematic pdf2.02 MB
- Acer Aspire EK 571G LA B991P Z5WAH Rev0.2 schematicSchematic · LA-B991P · 896 KB · 28 Apr 2025Schematic pdf896 KB
- EK-571-LA-B991PSchematic · LA-B991P · 1.65 MB · 7 May 2024Schematic pdf1.65 MB
- Compal A5WAH A5WAB LA-B991P PDFSchematic · LA-B991P · 2.17 MB · 23 Jun 2022Schematic pdf2.17 MB
- Compal A5WAH A5WAB LA-B991P PDF
Schematic in PDF format for the Compal LA-B991P motherboard, with board codes A5WAH and A5WAB, archived as a 2.02 MB RAR.
Schematic · LA-B991P · 2.02 MB · 25 Sept 2021Schematic rar2.02 MB - vinafix.com EK-571-LA-B991PSchematic · LA-B991P · 1.65 MB · 5 Aug 2019Schematic pdf1.65 MB
- A5WAH LA-B991PSchematic · LA-B991P · 2.17 MB · 5 Aug 2019Schematic pdf2.17 MB
- Esquema Elétrico Acer LA-B991PSchematic · LA-B991P · 2.17 MB · 4 Aug 2019Schematic pdf2.17 MB
- compal-Acer EK-571G EA50 HB LA-B991PSchematic · LA-B991P · 3.50 MB · 4 Aug 2019Schematic pdf3.50 MB
- Compal A5WAH A5WAB LA-B991PSchematic · LA-B991P · 2.17 MB · 4 Aug 2019Schematic pdf2.17 MB
- Acer aspire EK 571G Z5WAH LA-B991P r0.2 1224 r0.3 0108Schematic · LA-B991P · 2.03 MB · 4 Aug 2019Schematic pdf2.03 MB
- vinafix.com EK-571-LA-B991PSchematic · LA-B991P · 1.65 MB · 27 Jul 2019Schematic pdf1.65 MB
- COMPAL A5WAH MB LA-B991P 1.0Schematic · LA-B991P · 1.53 MB · 14 Jul 2019Schematic pdf1.53 MB
- Acer E5-571G=1=Z5WAH LA-B162P LA-B991P Rev0.3
Compal schematic for the Acer Aspire E5-571G, project Z5WAH, covering board numbers LA-B162P and LA-B991P at revision 0.3.
Schematic · LA-B162P · 1.31 MB · 5 Sept 2017Schematic pdf1.31 MB
LA-B991P boardviews
- LA-B991P BDVBoardview · LA-B991P · 244 KB · 4 Aug 2026Boardview rar244 KB
- LA-B991P BDVBoardview · LA-B991P · 244 KB · 26 Sept 2025Boardview rar244 KB
- ACER A5WAH LA-B991P (REV 1.0) (BDV)PKBoardview · LA-B991P · 244 KB · 1 Sept 2025Boardview rar244 KB
- A5WAH LA-B991P V1.0Boardview · LA-B991P · 747 KB · 7 May 2024Boardview bdv747 KB
- LA-B991P V1.0
Boardview file for the motherboard LA-B991P, revision 1.0, in BDV format at 747 KB. The LA-xxxxP pattern is the numbering used by Compal, the ODM that builds boards for…
Boardview · LA-B991P · 747 KB · 10 Nov 2023Boardview bdv747 KB - LA-B991P V1.0
Boardview file for the Compal motherboard LA-B991P, revision 1.0, saved in the .bdv format at 747 KB.
Boardview · LA-B991P · 747 KB · 10 Nov 2023Boardview bdv747 KB - LA-B991P V1.0
A 747 KB .bdv boardview for the Compal-designed motherboard LA-B991P, version 1.0. Compal assigns LA-xxxxP codes to its laptop boards, and the name does not say which…
Boardview · LA-B991P · 747 KB · 10 Nov 2023Boardview bdv747 KB - LA-B991P BDVBoardview · LA-B991P · 244 KB · 26 Sept 2023Boardview rar244 KB
- LA-B991P V1.0
Boardview file in BDV format for the Compal LA-B991P mainboard, version 1.0; the name does not state which laptop model uses it.
Boardview · LA-B991P · 747 KB · 15 Sept 2023Boardview bdv747 KB - LA-B991P V1.0
Boardview for the Compal-designed notebook motherboard LA-B991P, version 1.0, in .bdv format at 747 KB.
Boardview · LA-B991P · 747 KB · 8 Sept 2023Boardview bdv747 KB - LA-B991P V1.0
Boardview file in BDV format for Compal board LA-B991P, revision 1.0. The LA prefix marks a Compal ODM design, used in laptops of several brands, which the name does not…
Boardview · LA-B991P · 747 KB · 8 Sept 2023Boardview bdv747 KB - LA-B991P V1.0Boardview · LA-B991P · 747 KB · 10 Aug 2023Boardview bdv747 KB
- LA-B991P BDVBoardview · LA-B991P · 244 KB · 23 Jun 2022Boardview rar244 KB
- ACER A5WAH LA-B991P (REV 1.0) (BDV)Boardview · LA-B991P · 747 KB · 16 Sept 2021Boardview bdv747 KB
- ACER A5WAH LA-B991P (REV 1.0) (BDV)
Boardview for an Acer notebook on the Compal LA-B991P board, revision 1.0, with A5WAH as the Compal project code; BDV in the name marks it as a boardview.
Boardview · LA-B991P · 330 KB · 26 May 2021Boardview zip330 KB
LA-B991P BIOS dumps
- BIOS Acer V3 572g LA B991P 03 08 2017 CLR ME REGION telegram BIOSBIOS · LA-B991P · 7.84 MB · 18 Sept 2025BIOS zip7.84 MB
- BIOS Acer e5 571g A5WAH LA B991P telegram BIOS Repair 2025 09 16BIOS · LA-B991P · 3.32 MB · 18 Sept 2025BIOS zip3.32 MB
- AVER E5 571G 57D9 LA B991P BIN telegram BIOS Repair 2025 09 16BIOS · LA-B991P · 4.13 MB · 18 Sept 2025BIOS zip4.13 MB
- ACER V3 572G LA B991P V1 0 2014 08 27 VGA 840M BIN CLR ME TESTEDBIOS · LA-B991P · 3.96 MB · 17 Sept 2025BIOS zip3.96 MB
- ACER E5 571G 57D9 LA B991P Clear me BIN telegram BIOS Repair 2025BIOS · LA-B991P · 3.97 MB · 17 Sept 2025BIOS zip3.97 MB
- ACER A5WAH LA B991P REV 1 0 2014 08 27 VGA 840M I7 5500U WORKINGBIOS · LA-B991P · 3.96 MB · 17 Sept 2025BIOS zip3.96 MB
- ACER V3 572G LA B991P BIOS+EC KB9022Q С D telegram BIOS Repair 2025BIOS · LA-B991P · 4.10 MB · 17 Sept 2025BIOS zip4.10 MB
- Acer E5 571 A5WAH LA B991P 1 0 2014 08 27 telegram BIOS Repair 2025BIOS · LA-B991P · 2.10 MB · 17 Sept 2025BIOS zip2.10 MB
- Acer Aspire E5 571G 57D9 LA B991P Rev 1 0 Discrete Bios + EC telegramBIOS · LA-B991P · 4.01 MB · 17 Sept 2025BIOS zip4.01 MB
- Acer Aspire E5 571G LA B991P Rev 1 0 Discrete Bios + EC telegramBIOS · LA-B991P · 4.01 MB · 17 Sept 2025BIOS zip4.01 MB
- ACER A5WAH LA B991P REV 1 0 2014 08 27 VGA 840M telegram BIOS RepairBIOS · LA-B991P · 3.96 MB · 16 Sept 2025BIOS zip3.96 MB
- ACER A5WAH LA B991P REV 1 1 0 2014 08 27 VGA 840M telegram BIOSBIOS · LA-B991P · 3.96 MB · 16 Sept 2025BIOS zip3.96 MB
- V3-572G LA-B991P V1.0 840MBIOS · LA-B991P · 8.00 MB · 10 May 2025BIOS bin8.00 MB
- E5-571G-57D9 LA-B991P Clear meBIOS · LA-B991P · 8.00 MB · 10 May 2025BIOS bin8.00 MB
- LA-B991PBIOS · LA-B991P · 128 KB · 10 May 2025BIOS bin128 KB
- A5WAH LA-B991PBIOS · LA-B991P · 8.00 MB · 10 May 2025BIOS fd8.00 MB
- LA B991PBIOS · LA-B991P · 8.00 MB · 29 Apr 2025BIOS bin8.00 MB
- A5WAH LA B991P BK OKBIOS · LA-B991P · 8.00 MB · 28 Apr 2025BIOS bin8.00 MB
- ACER E5 571G LA B991PBIOS · LA-B991P · 8.00 MB · 28 Apr 2025BIOS bin8.00 MB
- ACER A5WAH LA B991P REV 1 0 2014 08 27 VGA 840M I7 5500U WORKING
Tested BIOS for the Acer A5WAH board, Compal LA-B991P revision 1.0 dated 2014-08-27, configured with an NVIDIA GeForce 840M GPU and an Intel Core i7-5500U.
BIOS · LA-B991P · 4.10 MB · 7 Jan 2024BIOS rar4.10 MB - ACER V3 572G LA B991P V1 0 2014 08 27 VGA 840M BIN CLR ME TESTED
BIOS dump for the Acer Aspire V3-572G built on Compal board LA-B991P revision 1.0, dated 2014-08-27, for the version fitted with an NVIDIA GeForce 840M discrete GPU.
BIOS · LA-B991P · 3.82 MB · 30 May 2022BIOS rar3.82 MB - Acer E5-571 A5WAH LA-B991P 1.0 2014-08-27
BIOS image for the Acer Aspire E5-571 using Compal board LA-B991P revision 1.0 under project A5WAH, dated 2014-08-27.
BIOS · LA-B991P · 3.58 MB · 29 May 2022BIOS rar3.58 MB - ACER A5WAH LA-B991P REV 1.0 2014-08-27 VGA 840M
BIOS for Acer project A5WAH on Compal board LA-B991P revision 1.0, dated 2014-08-27, for boards fitted with the NVIDIA GeForce 840M discrete GPU.
BIOS · LA-B991P · 3.95 MB · 29 May 2022BIOS rar3.95 MB - BIOS Acer V3-572g LA-B991P 03-08-2017 CLR ME REGION
BIOS dump for the Acer Aspire V3-572G on Compal board LA-B991P, dated 03-08-2017 in the name and prepared with the Management Engine region cleaned.
BIOS · LA-B991P · 7.64 MB · 28 May 2022BIOS rar7.64 MB - 571G-760Q LA-B991P W25Q64 BKPBIOS · LA-B991P · 8.00 MB · 23 Oct 2021BIOS bin8.00 MB
- 571G-57D9 LA-B991P Clear meBIOS · LA-B991P · 8.00 MB · 23 Oct 2021BIOS bin8.00 MB
- 571G-57D9 LA-B991P Rev 1.0 Discrete 25Q64VFSIQ Clear MEBIOS · LA-B991P · 8.00 MB · 23 Oct 2021BIOS bin8.00 MB
- 571G LA-B991PBIOS · LA-B991P · 8.00 MB · 23 Oct 2021BIOS bin8.00 MB
- 571G LA-B991P Rev 1.0 Discrete 25Q64VFSIQ Clear MEBIOS · LA-B991P · 8.00 MB · 23 Oct 2021BIOS bin8.00 MB
- 571G 50DA LA-B991P DIS 2GBIOS · LA-B991P · 8.00 MB · 23 Oct 2021BIOS bin8.00 MB
- ACER E5-571G-57D9 LA-B991P Clear me.BIN
Firmware dump for the Acer E5-571G-57D9 on the Compal LA-B991P mainboard. The name marks it as clear me, which most likely means a cleaned image with the Management…
BIOS · LA-B991P · 3.88 MB · 26 May 2021BIOS zip3.88 MB - AVER E5-571G-57D9 LA-B991P.BIN
BIN image labelled for the E5-571G-57D9 on the Compal LA-B991P board; the AVER prefix is likely a misspelling of Acer, though the name does not confirm the brand.
BIOS · LA-B991P · 4.05 MB · 26 May 2021BIOS zip4.05 MB - Acer Aspire E5-571G-57D9 LA-B991P Rev 1.0 Discrete Bios + ECBIOS · LA-B991P · 3.82 MB · 23 Feb 2021BIOS rar3.82 MB
- BIOS Acer e5-571g A5WAH LA-B991P (Luirons Bios)BIOS · LA-B991P · 3.12 MB · 23 Feb 2021BIOS rar3.12 MB
- ACER V3-572G (LA-B991P) BIOS+EC (KB9022Q С D)BIOS · LA-B991P · 3.90 MB · 10 Nov 2020BIOS rar3.90 MB
- 571G-760Q LA-B991P W25Q64 BKPBIOS · LA-B991P · 8.00 MB · 21 Jul 2020BIOS bin8.00 MB
- 571G-57D9 LA-B991P Clear meBIOS · LA-B991P · 8.00 MB · 21 Jul 2020BIOS bin8.00 MB
- 571G-57D9 LA-B991P Rev 1.0 kb9012BIOS · LA-B991P · 128 KB · 21 Jul 2020BIOS bin128 KB
- 571G-57D9 LA-B991P Rev 1.0 Discrete 25Q64VFSIQ Clear MEBIOS · LA-B991P · 8.00 MB · 21 Jul 2020BIOS bin8.00 MB
- 571G LA-B991PBIOS · LA-B991P · 8.00 MB · 21 Jul 2020BIOS bin8.00 MB
- 571G LA-B991P Rev 1.0 KB9012BIOS · LA-B991P · 128 KB · 21 Jul 2020BIOS bin128 KB
- 571G LA-B991P Rev 1.0 Discrete 25Q64VFSIQ Clear MEBIOS · LA-B991P · 8.00 MB · 21 Jul 2020BIOS bin8.00 MB
- 571G 50DA LA-B991P DIS 2GBIOS · LA-B991P · 8.00 MB · 21 Jul 2020BIOS bin8.00 MB
- BIOS Acer e5-571g A5WAH LA-B991P
BIOS for the Acer Aspire E5-571G on Compal board LA-B991P, with A5WAH given as the platform code.
BIOS · LA-B991P · 3.18 MB · 13 Jul 2020BIOS zip3.18 MB - Acer Aspire E5-571G LA-B991P Rev 1.0 Discrete Bios + EC
Acer Aspire E5-571G firmware for Compal board LA-B991P revision 1.0, discrete-graphics version, containing both BIOS and EC images in a 3.83 MB RAR.
BIOS · LA-B991P · 3.83 MB · 11 Dec 2019BIOS rar3.83 MB - IT SERVICE WORLD E5-571G-57D9 LA-B991P.BINBIOS · LA-B991P · 3.95 MB · 23 Oct 2019BIOS zip3.95 MB
- Acer E5 571G 57D9 LA B991P Rev 1BIOS · LA-B991P · 8.00 MB · 29 Sept 2019BIOS enc8.00 MB
- Bios A5WAH LA-B991P REV 1.0 ACER E5-571 E5-531BIOS · LA-B991P · 3.92 MB · 7 Aug 2019BIOS zip3.92 MB
- Acer A5QAH LA-B991P KB9022Q DBIOS · LA-B991P · 128 KB · 7 Aug 2019BIOS bin128 KB
- vinafix.com E5-571G-57D9 LA-B991P Clear me.BINBIOS · LA-B991P · 3.84 MB · 10 Jul 2019BIOS zip3.84 MB
- vinafix.com E5-571G-57D9 LA-B991P.BINBIOS · LA-B991P · 3.95 MB · 10 Jul 2019BIOS zip3.95 MB
- vinafix.com E5-571G-57D9 LA-B991P.BINBIOS · LA-B991P · 3.95 MB · 10 Jul 2019BIOS zip3.95 MB
- vinafix.com Aspire EK-571G LA-B991P kb9012BIOS · LA-B991P · 57.4 KB · 10 Jul 2019BIOS zip57.4 KB
- vinafix.com Aspire EK-571G LA-B991P kb9012BIOS · LA-B991P · 57.4 KB · 10 Jul 2019BIOS zip57.4 KB
- E5-571G-57D9 LA-B991PBIOS · LA-B991P · 8.00 MB · 10 Jul 2019BIOS bin8.00 MB
- COMPAL A5WAH MB LA-B991P 1.0
Archive of 1.38 MB for a Compal mainboard labelled A5WAH MB with board number LA-B991P, revision 1.0.
BIOS · LA-B991P · 1.38 MB · 10 Jul 2019BIOS rar1.38 MB - vinafix.com Acer e5-571g-50da la-b991p DIS 2G.binBIOS · LA-B991P · 4.00 MB · 9 Jul 2019BIOS zip4.00 MB
- Acer Aspire E5-571G-57D9 LA-B991P Rev 1.0 Discrete Bios + EC
BIOS plus EC firmware for the Acer Aspire E5-571G-57D9, Compal mainboard LA-B991P revision 1.0, discrete graphics version, in a 3.82 MB RAR archive.
BIOS · LA-B991P · 3.82 MB · 6 Oct 2018BIOS rar3.82 MB - ACER V3-572G LA-B991P BIOS+EC (KB9022Q С D)
BIOS together with EC firmware for the Acer Aspire V3-572G on Compal board LA-B991P. The embedded controller named is an ENE KB9022Q, with C and D revisions of the chip…
BIOS · LA-B991P · 3.91 MB · 24 May 2018BIOS rar3.91 MB
LA-B991P archives
- LA-B991P Acer aspire E5 571GArchive · LA-B991P · 2.02 MB · 24 Apr 2026Archive rar2.02 MB
- LA-B991PArchive · LA-B991P · 747 KB · 24 Apr 2026Archive rar747 KB
- Dell Precision 5690 JDE 61 LA B991PArchive · LA-B991P · 15.1 MB · 19 May 2025Archive rar15.1 MB
- A5WAH LA-B991P (REV 1.0)Archive · LA-B991P · 7.40 MB · 9 Jul 2023Archive rar7.40 MB
- Acer Aspire E5-571G-57D9 LA-B991P Rev 1Archive · LA-B991P · 3.82 MB · 10 Nov 2020Archive rar3.82 MB
- Acer e5-571g A5WAH LA-B991PArchive · LA-B991P · 3.18 MB · 23 Oct 2019Archive zip3.18 MB
- Acer A5WAH (LA-B991P)Archive · LA-B991P · 3.77 MB · 30 Sept 2019Archive rar3.77 MB
- Acer Aspire E5-571G-57D9 LA-B991P Rev 1.0Archive · LA-B991P · 3.82 MB · 29 Sept 2019Archive rar3.82 MB
- ACER E5-571G LA-B991PArchive · LA-B991P · 3.94 MB · 17 Oct 2018Archive rar3.94 MB
Questions about LA-B991P
Is there a schematic for LA-B991P?
Yes. Enginerys lists 16 schematic files for LA-B991P. Each entry links to the Telegram post where the PDF can be downloaded.
Is there a boardview for LA-B991P?
Yes, 15 boardview files are listed. Open them with OpenBoardView or the viewer named on the file page.
Who makes the LA-B991P board?
LA-B991P follows the Compal numbering scheme (LA-xxxxP). It is found in Acer devices.