Lenovo · laptop motherboard

Lenovo JS47B NM-E591

BIOS
Board code
NM-E591
Made by
LCFC
Revisions
Rev 1.0
Files
2
Updated

Lenovo JS47B NM-E591 is a laptop motherboard designed by LCFC and used in the Lenovo JS47B and Lenovo JS47C.

The catalog has 2 BIOS files for it, posted in 2026. Each download button opens the original Telegram post.

The files are marked Rev 1.0; other revisions of the same board can differ in parts and layout.

BIOS notes: file names mention 32 MB chip sizes. Read and save the original chip contents before you write anything to it — Keeping the Windows Product Key (MSDM) When Reflashing a BIOS.

Compatible models

  • Lenovo JS47B
  • Lenovo JS47C

Files for Lenovo JS47B NM-E591

BIOS and firmware 2 All bios and firmware →

Notes from the source posts

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  • You can give us as a gift.

Frequently asked questions

Which laptops use the NM-E591 motherboard?
File names in the catalog tie NM-E591 to the Lenovo JS47B and Lenovo JS47C. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
Which revision of NM-E591 do I have?
Files for this board mention Rev 1.0. The revision is printed on the PCB silkscreen, usually next to the board code. Pick files with the same revision when you can; if yours is not listed, the closest revision is usually fine for the schematic but check part positions in the boardview carefully.
What should I check before flashing the NM-E591 BIOS?
Read the original chip with a programmer and save two copies before writing anything. File names for this board mention 32 MB images; the dump size must match your chip. A dump from another board carries that board's serial number and MAC address, so restore yours from the backup.

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Files are hosted on Telegram by third parties; ExcitingSpas.com only links to public posts. Check that a file matches your board before using it. Disclaimer · Report a file