Intel Q77 User Manual

21
(11) USB2 (10-pin): USB 2.0 Port Header
Pin 1
V
CC
-DATA
GND
+DATA
V
CC
NC
-DATA
GND
+DATA
(12) PWR LED(3-pin): PWR LED Header
The Power LED is light on while the system power is on. Connect the Power LED
from the system case to this pin header.
(13) SPEAK (4-pin): Speaker Header
This 2-pin header connects to the case-mounted speaker. See the figure below.
SPEAK
SPEAK NC
NC
V
CC
Pin 1
PWRLED
Pin 1
VCC
GND GND

Intel Q77 Specifications

General

Chipset	Intel Q77
Socket Type	LGA 1155
Memory Type	DDR3
Memory Slots	4
Maximum Memory Supported	32 GB
SATA 3Gb/s Ports	4
SATA 6Gb/s Ports	2
USB 2.0 Ports	10
USB 3.0 Ports	4
PCI Express Revision	3.0
Integrated Graphics	Intel HD Graphics
PCIe 3.0 Support	Yes
CPU Support	Intel Core i7/i5/i3, Pentium, Celeron (2nd and 3rd generation)
Memory Support	DDR3 1066/1333/1600 MHz
RAID Support	RAID 0, 1, 5, 10
TDP	Not Applicable