Schematic PDF labelled M300B main PCB, about 1.45 MB; the name gives no brand or revision, only that it covers the main board of a device called M300B.

EC firmware package for the Axioo Neon M110B-TKM laptop based on the M300B main PCB, a 28.3 KB ZIP.

Schematic in a 1.54 MB PDF for the Lengda M300B main PCB, the board also used under other brand names.

BIOS package for the Noblex NB16W101 notebook, whose mainboard is labelled M300B MAIN PCB, stored as a 19.3 MB RAR archive.

BIOS dump labelled M300 for a board numbered DATE1MM8E0 with an Intel GM45 chipset, stored for a 25X16 series flash chip, which is a 16 Mbit (2 MB) SPI part.

Archive for the Axioo Neon M110B-TKM laptop, tied to the M300B main PCB, packed as a 2.87 MB ZIP.

BIOS archive for the Toshiba Satellite M300 and M308, Quanta board DA0TE1MBBF0, fitted with an ATI graphics chip marked 216-0707001.

PDF schematic for the Toshiba Satellite M300 and M305 laptops, drawn on the Quanta TE1 platform.

Schematic in PDF form for a board identified as M300B MAIN PCB, supplied inside a 1.44 MB RAR archive.

Schematic PDF for the Toshiba L310 / M300 series on Quanta board DA0TE1MB8F0, project TE1M, revision F, from the RAMP2 build stage.

Schematic for the Toshiba Satellite M300, a Quanta board with the TE1M project code, marked RAMP2 FINAL in the name, which indicates a late production-stage drawing set.

Firmware set for Axioo Neon M110B and TKM M300B notebooks, with a separate 1 Mb EC image rated at 3.3 V and an 8 Mb main BIOS for a 1.8 V flash chip.

UBIQ Semiconductor datasheet for the QM3002M3, a 315 KB PDF. UBIQ QM-series parts are MOSFETs widely fitted to notebook motherboards in system and VRM power stages.

Toshiba Portege M300 schematic supplied as a large PDF of about 6 MB; the %20 in the name is just an encoded space.