Owner's Manual

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GA-B75M-D3H Motherboard Block Diagram

PS/2 KB/Mouse

COM

LPT

LPC

Bus

Line Out (Front Speaker Out)

MIC (Center/Subwoofer Speaker Out)

Line In (Rear Speaker Out)

S/PDIF Out

CODEC

LGA1155 CPU

PCI Express Bus

CPU CLK+/- (100 MHz)

PCIe CLK

(100 MHz)

1 PCI Express x16

x16

DMI 2.0

FDI

DDR3 1600/1333/1066 MHz

Dual Channel Memory

LAN

RJ45

PCI Express Bus

PCIe CLK

(100 MHz)

Realtek

GbE LAN

1 PCI Express x4

Dual BIOS

D-Sub

DVI-D

HDMI

1 SATA 6Gb/s

4 USB 3.0/2.0

5 SATA 3Gb/s

8 USB 2.0/1.1

Intel

B75

PCI Bus

PCI CLK

(33 MHz)

2 PCI

iTE

Super I/O

Fordetailedproductinformation/limitation(s),referto“1-2ProductSpecications.”