1.4Central Processing Unit (CPU)

This motherboard comes with a surface mount LGA1155 socket designed for the Intel 3rd/2nd generation Core™ i7 / Core™ i5 / Core™ i3 / Pentium® / Celeron® processors.

B75M-A

B75M-A CPU socket LGA1155

Unplug all power cables before installing the CPU.

•Upon purchase of the motherboard, ensure that the PnP cap is on the socket and the socket contacts are not bent. Contact your retailer immediately if the PnP cap is missing, or if you see any damage to the PnP cap/socket contacts/motherboard components. ASUS will shoulder the cost of repair only if the damage is shipment/ transit-related.

•Keep the cap after installing the motherboard. ASUS will process Return Merchandise

Authorization (RMA) requests only if the motherboard comes with the cap on the

LGA1155 socket.

•The product warranty does not cover damage to the socket contacts resulting from incorrect CPU installation/removal, or misplacement/loss/incorrect removal of the PnP cap.

1-8

Chapter 1: Product introduction