| Category | File Name | Download |
|---|
| Original Backup | Dell/Dell Inspiron N4020 - N4020A05.rom | |
| Original Backup | Dell/Dell Inspiron N4020 - INEL GM45 DJ1 JMA 09275-1.rom | |
| Selected Schematic | Dell/Inspiron Inspiron/09275-1_Inspiron 14 N4020/Schematic Boardview/Boardview 升级文件 - 09275-1_MB_MV-A00_artfilm.pdf | |
| Selected Schematic | Dell/Inspiron Inspiron/09275-1_Inspiron 14 N4020/Schematic Boardview/Boardview 升级文件 - 09275-1_MB_MV-A00.cad.fz | |
| Selected Schematic | Dell/Inspiron Inspiron/09275-1_Inspiron 14 N4020/Schematic Boardview/Wistron - 09275-SA - 2010-02-24 - DJ1_MV_UMA_0226(A00).pdf | |
| Selected Schematic | Dell/Inspiron Inspiron/09275-1_Inspiron 14 N4020/Schematic Boardview/09275-1_MB_MV-A00_artfilm.pdf | |
| Selected Schematic | Dell/Inspiron Inspiron/09275-1_Inspiron 14 N4020/Schematic Boardview/09275-1_MB_MV-A00.cad.fz | |
| Classic Schematic | Dell/Wistron - 09275-SA 2010-02-24 Dell Inspiron_14R_N4020_DJ1_Montevina_UMA.pdf | |
| Classic Schematic | Dell/Wistron - 09275-SA 2010-02-24 Dell Inspiron_14r_N4020_dj1_montevina_uma 【 Watermark 】.pdf | |
| Classic Schematic | Dell/Wistron - 09275-SA 2010-02-24 Dell Inspiron N4020 N4030 DJ1 UMA.pdf | |
| Factory BIOS | Dell Dell Factory/Inspiron Inspiron/09275-1_Inspiron 14 N4020/Official bios/n4030a07.rom.zip | |
| Factory BIOS | Dell Dell Factory/Inspiron Inspiron/09275-1_Inspiron 14 N4020/Official bios/N4030A07.EXE.zip | |