Motherboard · Dell

15203-1 — schematic, boardview & BIOS

8 files for the Dell board 15203-1. Check the revision (REV) printed next to the number on your board before using a BIOS dump.

SCHSchematics 2 BVBoardviews 3 BIOSBIOS & EC 3 Search “15203-1” in all files →

SCH15203-1 schematics

SCH ROUNDROCK MLK (15203-1 JM7HC) (REV A00) PDF.rar
5.8 MB .rar 15203-1 23 Jul 2026 3 sources
SCH ROUNDROCK MLK (15203-1 JM7HC) (REV A00) PDF.pdf
5.8 MB .pdf 15203-1 16 Dec 2025 2 sources

BV15203-1 boardviews

BV ROUNDROCK MLK (15203-1 JM7HC) (REV A00) (BDV).zip
275 KB .zip 15203-1 23 Jul 2026 7 sources
BV ROUNDROCK MLK (15203-1 JM7HC) (REV A00) (BDV).zip
249 KB .zip 15203-1 16 Dec 2025
BV ROUNDROCK MLK (15203-1 JM7HC) (REV A00) (BDV).cad
1.9 MB .cad 15203-1 16 Nov 2022

BIOS15203-1 bios & ec

BIOS RoundRock MLK MB 15203-1 BF.rar
8.8 MB .rar 15203-1 26 Oct 2023 3 sources
BIOS DELL_Latitude_3350_RoundRock_MLK_MB_15203_1_WORKING_BIOS_100%.rar
9.0 MB .rar Dell 15203-1 17 Jun 2023
BIOS RoundRock MLK MB 15203-1 JM7HC REV A00 .rar
4.5 MB .rar 15203-1 27 Apr 2022 2 sources