Lenovo S340-15IWL, S340-15IWL C340-15IWL, FLEX-15IWL, S340-14IWL EL5C3 NB8606_MB_V4
Bios, Schematic and Boardview
Bios, Schematic and Boardview
About this board
Files for the S340-15IWL S340-15IWL C340-15IWL FLEX-15IWL S340-14IWL EL5C3 NB8606 V4 motherboard.
Compare the board number printed on the PCB (near the RAM slots or under the battery) with the files before you flash.
Files usually needed for this board
- BIOS (full SPI chip dump, .bin)
- EC / KBC firmware, if the board uses a separate EC chip
- Schematic (PDF)
- Boardview (.brd / .bdv / .cad)
Common cases: dead board after an interrupted BIOS update, ME region errors, missing serial number or UUID after a board swap, or a password lock.
Before flashing, always read and save the original chip. It holds the serial number, UUID, MAC address and ME data for that exact machine.
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