Cannot Install GRUB Bootloader on IBM System x3100 M4

Dear forums,
I had try installing UCS on IBM Systems x3100 M4,
but, I have an issues while installing the GRUB boot loader,
its saying that the HDD are boot with UEFI Bios systems.
I try installing the boot loader to Flash Disk, also have same problem

Is there anyone have experience installing UCS on IBM System x3100 M4

Please someone can help me


Maybe the system requires hardware RAID drivers - see serverguide-media.
(but on x3500)

A hint from Lenovo concerning ServerGuide:
and installation guide:

This IBM page is dedicated to Redhat Enterprise, but perhaps it may help you, too:
SuSE Enterprise: