I have plugged in the the ATX main, and sub power, both 8pin and 6pin power on the GPU.

I just connected the LCD unit. When I boot my machine it shows CMOS ERR (CMOS Error I suppose).

Here's the list of debug messages:
LOCKED
DET DRAM
CHECKCPU
VGA BIOS
USBFINAL
INIT ROM
CMOS ERROR