DELL latitude 5420 GDF 40 LA-K491P Rev 2.0 (A01) bios test ok
If your Dell Latitude 5420 with motherboard LA-K491P Rev 2.0 (A01) is experiencing boot issues, no display, or BIOS corruption, this tested and verified BIOS firmware can help restore stable system functionality.
🔧 Included Files
✅ Main BIOS dump (.bin) – Clean and tested
✅ Compatible with Dell Latitude 5420 – LA-K491P Rev 2.0 (A01)
✅ Ready for flashing via SPI programmers like CH341A, RT809F, etc.
🧩 Fixes Common Problems
- No power or no display
- Boot loop or stuck at Dell logo
- BIOS corruption after failed update
- Firmware-related startup and stability issues
⚙️ Technical Info
- Model: Dell Latitude 5420
- Board ID: LA-K491P Rev 2.0 (A01)
- Firmware: Main BIOS
- Status: ✅ Tested OK on a working unit
- Format:
.bin– compatible with common SPI flashing tools
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