Intel Q77

4
Motherboard Internal Diagram
*
Note: PE1
slot supports
PCI-Express 2.0 x16
specification when using Intel
®
Sandy Bridge CPU and
supports
PCI-Express 3.0 x1
6 specification when using Intel
®
Ivy Bridge CPU.
USB 2.0 Heade
r
USB 3.0 Ports
over HDMI Port
ATX Powe
r
connecto
r
ATX 12V
Power Connecto
r
DDRIII SODIMM Slo
t
x 2
（DDRIII 1066
/
1333）
Speaker Header
DVI-D Port over
VGA Por
t
Audio Connecto
r
Intel LGA1155
CPU Socket
HDMI_SPDIF
Heade
r
GPIO Heade
r
Intel
Q
77 Chi
p
set
*PCI Express x16 Slot (PE1)
CPUFAN
H
eade
r
RJ-45 Port over
USB 2.0 Ports
LVDS Heade
r
SATAII Ports
(SATA3/4/5/6)
PWRLED Header
Front Panel
Audio Heade
r
Front Panel Heade
r
SYSFA
N
2
Header
SYSFA
N
1 Heade
r
B
atter
y
Connector
CIR Heade
r
SATAIII Ports
(
SATA1
/
2
)
TX-RX COM
Header
RJ-45 Port over
USB 2.0 Ports
Serial Ports
Inverte
r
KBMS Heade
r
M
ini-PCIE Slo
t
USB 3.0 Heade
r
N
ICLED Heade
r