BRAND NEW ASROCK B85M Pro4/ASM Motherboard Socket 4DDR3 - $ Details (Realtek ALC Audio Codec) - Premium Blu-ray audio support LAN .. 4GB DIMM AsRock B85iCafe4 B85M B85M Pro4 B85M-GL B85M-HDS. Fixed Realtek lan still can work after disable "Onboard LAN Controller" in BIOS. - Updated VBIOS ASRock B85iCafe4, BIOS Desktops, May 25, MSI MSI. View and Download ASRock B75M-DGS user manual online. User Manual. For Windows. Go to the "FrontMic" Tab in the Realtek Control panel. Adjust.