330-15IGM Laptop (ideapad)
330-14IGM, 330-15IGM Laptop (ideapad)
BIOS 7XCN24WW
EG431/EG5N2 NM-B661
Schematics boardview
NM B661 R10.tvw
NM B661 EG431 EG532_MB_V10_20180302 Lenovo IdeaPad 330-14IGM.pdf OK
330-14IGM, 330-15IGM Laptop (ideapad)
BIOS 7XCN24WW
EG431/EG5N2 NM-B661
Schematics boardview
NM B661 R10.tvw
NM B661 EG431 EG532_MB_V10_20180302 Lenovo IdeaPad 330-14IGM.pdf OK
About this board
This thread is for the Lenovo 330-14IGM 330-15IGM Laptop (ideapad) EG431/EG5N2 with main board NM-B661.
The board was manufactured by LCFC for Lenovo. LCFC (Lenovo/Compal) board numbers start with NM-, so you can confirm it on the PCB silkscreen.
Files listed for this board
- BIOS (full SPI chip dump, .bin)
- Schematic (PDF)
- Boardview (.brd / .bdv / .cad)
Typical reasons to reflash: no power or no display after a failed BIOS update, a BIOS/supervisor password lock, or a corrupted Intel ME region.
Before flashing, always read and save the original chip. It holds the serial number, UUID, MAC address and ME data for that exact machine.
Have a tested file for NM-B661? Reply below and help the next technician. Looking for something else? Search all files in the File Finder.
Attachments
330-15IGM Laptop (ideapad) .bin.zip
3.8 MB · Views: 48
3.8 MB · Views: 48
EC.bin
128 KB · Views: 24
128 KB · Views: 24
NM B661 EG431 EG532_MB_V10_20180302 Lenovo IdeaPad.pdf
3.7 MB · Views: 38
3.7 MB · Views: 38
NM B661 R10.tvw.zip
2 MB · Views: 25
2 MB · Views: 25
