Motherboard · Dell

18778-1 — schematic, boardview & BIOS

9 files for the Dell board 18778-1. Check the revision (REV) printed next to the number on your board before using a BIOS dump.

SCHSchematics 2 BVBoardviews 3 BIOSBIOS & EC 4 Search “18778-1” in all files →

SCH18778-1 schematics

SCH MANTIS CML (18778-1 4R47G) PDF .rar
7.3 MB .rar 18778-1 19 Jul 2026 3 sources
SCH MANTIS CML (18778-1 4R47G) PDF .pdf
7.3 MB .pdf 18778-1 11 Nov 2025 2 sources

BV18778-1 boardviews

BV MANTIS CML (18778-1 4R47G) (BDV).zip
268 KB .zip 18778-1 19 Jul 2026 4 sources
BV MANTIS CML (18778-1 4R47G) (BDV).zip
241 KB .zip 18778-1 11 Nov 2025
BV MANTIS CML (18778-1 4R47G) (BDV).cad
1.7 MB .cad 18778-1 16 Nov 2022

BIOS18778-1 bios & ec

BIOS DELL 18778-1 10th 8MB&16MB BIOS.rar
7.6 MB .rar Dell 18778-1 15 Sept 2026
BIOS DELL_VOSTRO_5590_18778_1_10th_Gen_CPU_8MB_&_16MB_WORKING_BIOS_100%.rar
7.6 MB .rar Dell 18778-1 2 May 2023
BIOS DELL_INSPIRON_5490_5490_Mantis_CML_18778_1_4R47G$LA_WORKING_BIOS.rar
15.8 MB .rar Dell 18778-1 7 Mar 2023
BIOS DELL_5490_MANTIS_CML_MB_18778_1_4R47G$JA_CPU_SRGKY_I5_1021U_N17S.7z
9.4 MB .7z Dell 18778-1 30 Jul 2022