if you want multiboot function, download attached usb_config.img.
Then press number button which you want on RCU when start up from shutdown.
Multiboot function supports as below style.

# 1 boot with CDKroot(NFS)
# 2 boot from USB memory stick, with internal HDD
# 3 original images as current flash memory
# 4 boot with NFS
# 5 boot from USB memory stick, but without internal HDD
# 6 boot from internal SATA HDD
# 7 boot from flash memory for another image


http://www.dgstation.co.kr/new/produ...model=cuberevo