Sony · laptop motherboard

Sony VPCL21S1R MBX-245

BIOS
Board code
MBX-245
Files
1
Updated

Sony VPCL21S1R MBX-245 is a laptop motherboard used in the Sony VPCL21S1R.

The catalog has one BIOS file for it, posted in 2023. Each download button opens the original Telegram post.

BIOS notes: some archives also hold EC/KBC firmware. 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

  • Sony VPCL21S1R

Files for Sony VPCL21S1R MBX-245

BIOS and firmware 1 All bios and firmware →

Frequently asked questions

Which laptops use the MBX-245 motherboard?
File names in the catalog tie MBX-245 to the Sony VPCL21S1R. Laptops sold under one model name can use different boards, so confirm by the code printed on the motherboard.
What should I check before flashing the MBX-245 BIOS?
Read the original chip with a programmer and save two copies before writing anything. Some archives include EC/KBC firmware, which may need to be written to a separate chip. A dump from another board carries that board's serial number and MAC address, so restore yours from the backup.

Guides for this board

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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