Boards 06237-2 1
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- Acer Extensa 4220 4620 - WISTRON BIWA - LED BOARDSchematic · 20.4 KB · 12 Jul 2019Schematic pdf—20.4 KB
- ACER EXTENSA 4620 WISTRON BIWA SC SEGREDOSDOSNOTEBOOKS COM BRSchematic · 1.67 MB · 7 Sept 2023Schematic pdf—1.67 MB
- ACER EXTENSA 4620 4220 WISTRON BIWA LAPTOP SCHEMATICS SEGREDOSDOSNOTEBOOKSSchematic · 1.67 MB · 7 Sept 2023Schematic pdf—1.67 MB
- ACER EXTENSA 4220 4620 WISTRON BIWA POWER SEQUENCE REV SASchematic · 37.9 KB · 10 May 2025Schematic pdf—37.9 KB
- ACER EXTENSA 4220 4620 - WISTRON BIWA - LED BOARD REV SASchematic · 20.4 KB · 12 Jul 2019Schematic pdf—20.4 KB
- BIWA 06237-2 0301 R-2 Acer Extensa 4220 4320 4620 4720Schematic · 06237-2 · 1.19 MB · 16 Mar 2022Schematic pdf1.19 MB
- vinafix com BIWA 06237 2 0301 R 2 Acer Extensa 4220 4320 4620 4720Schematic · 1.19 MB · 28 Jul 2021Schematic pdf—1.19 MB
- acer extensa 4620m(ms2204)intel1
BIOS firmware for the Acer Extensa 4620 with board code MS2204, Intel version 1.81, with the extension apparently cut off from a longer name.
BIOS · 1.00 MB · 21 Sept 2025BIOS 81m53—1.00 MB - acer extensa 4620
Raw BIOS image for the Acer Extensa 4620, 1.00 MB, matching an 8 Mbit SPI flash chip. The name gives no board number or version, so compare the PCB markings with your…
BIOS · 1.00 MB · 21 Sept 2025BIOS bin—1.00 MB - acer extensa 4620 tested
Tested BIOS image for the Acer Extensa 4620 laptop, provided as a 1.00 MB raw binary suited to an 8 Mbit SPI flash.
BIOS · 1.00 MB · 23 Oct 2021BIOS bin—1.00 MB - acer exenca 4620 from raju ok
BIOS binary for the Acer Extensa 4620, marked ok in the name, which indicates it was reported as working; the model is misspelled exenca and Raju appears to be a source…
BIOS · 1.00 MB · 23 Oct 2021BIOS bin—1.00 MB