Before installation of Windows MCE, please:

F6flpy32.exe to create an “F6 driver installation disk” with a blank floppy disk.
Start Windows MCE installation:
AHCI to IDEIntegrated Peripherals
OnChip IDE Device
IDE mode.
Enable to Disable.Power Management Setup
Disable.
F6 function key when the RAID setup message comes up.IDE ATA/ATAPI Controllers in the Device Manager, it should show Intel 82801GBM/GHM (ICH7 Family) Serial ATA Storage Controller – 27C4.
Intel 82801GBM/GHM (ICH7 Family) Serial ATA Storage Controller – 27C4, select update driver and do not connect to Windows Update to search for software.
install from a list or specific location [Advanced]
Don’t search. I will choose the driver to install.
Have disk
OK to load AHCI Driver from the FDD.
Intel 82801GBM SATA AHCI Controller from the USB floppy disk drive to install the AHCI driver.

IDE mode to AHCI Mode.
Disable to Enable.
IDE ATA/ATAPI Controllers. It should now show Intel 82801GBM SATA AHCI Controller.