Compal boardLaptop mainboardUpdated 2026-08-29
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LA-L402P schematic & BIOS

Compal board used in Dell XPS 15 9520 HD051, Dell XPS 15 9520. HDA51 HAD51 HDO51 Dell XPS 15 9520 HD051 Dell XPS 15 9520

Files for LA-L402P (7)

TypeFormatFile nameRev SizeAddedDownloadMirror
Schematic .pdf LA-L402p schematic.pdf — 5.9 MB Telegram —
BIOS .bin DELL_XPS_15_9520_HD051_HDA51_LA_L402P_REV_1_0_A00_2021_12_24_TASTED.bin 1.0 64 MB Telegram —
BIOS .rar DELL_XPS_15_9520_HD051_HDA51_LA_L402P_REV_1_0_A00_2021_12_24_TASTED.rar 1.0 13 MB Telegram —
BIOS .rar DELL XPS 15 9520 LA-L402P REV 1.0(A00) 2021-12-24 64MB.rar 1.0 14 MB Telegram —
BIOS .rar DELL_XPS_15_9520_HD051_HDA51_LA_L402P_REV_1_0_A00_2021_12_24_64MB.rar 1.0 29 MB Telegram —
BIOS .rar DELL XPS 15 9520 LA-L402P REV 1.0(A00) 2021-12-24 64MB.rar 1.0 14 MB Telegram —
BIOS .rar DELL_XPS_15_9520_HD051_HDA51_LA_L402P_REV_1_0_A00_2021_12_24_64MB.rar 1.0 29 MB Telegram —

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Models using this board

Model names are taken from the file names as published; always confirm the board number printed on your PCB.