==== Boot from external BIOS ====

=== MB-COME10-1 and MB-COME6-1===
^  X23  ^^^^
|    SM Bus CLK ^  1  ^  2  | I2C Bus CLK  |
|    SM Bus DAT ^  3  ^  4  | I2C Bus DAT  |
|  SM Bus Alert ^  5  ^  6  | 3V3          |
|    BIOS_DIS0# ^  7  ^  8  | GND          |
|    BIOS_DIS1# ^  9  ^  10  | GND          |

If there is no Jumper present on the BIOS_DIS1# or BOOT_SEL2_1V8# signal the module will load its BIOS from the internal SPI flash. \\
If there is a Jumper on the BIOS_DIS1# or BOOT_SEL2_1V8# signal (between signal and GND) the module loads its BIOS from the flash in the SPI socket of the carrier board.