13
1.4 Motherboard Layout
1
ATX 12V Power Connector (ATX12V1)
2
1155-Pin CPU Socket
3
Power Fan Connector (PWR_FAN1)
4
CPU Fan Connector (CPU_FAN1)
5
CPU Fan Connector (CPU_FAN2)
6
2 x 240-pin DDR3 DIMM Slots
(DDR3_A1, DDR3_B1, Black)
7
2 x 240-pin DDR3 DIMM Slots
(DDR3_A2, DDR3_B2, Black)
8
ATX Power Connector (ATXPWR1)
9
USB 3.0 Header (USB3_11_12, Black)
10
USB 3.0 Header (USB3_9_10, Black)
11
Intel Z77 Chipset
12
SATA3 Connectors (SATA3_A1_A2, Gray)
13
SATA3 Connectors (SATA3_A3_A4, Gray)
14
SATA3 Connectors (SATA3_0_1, Gray)
15
SATA2 Connectors (SATA2_2_3, Black)
16
SATA2 Connectors (SATA2_4_5, Black)
17
Reset Switch (RSTBTN)
18
Power Switch (PWRBTN)
19
Power LED Header (PLED1)
20
System Panel Header (PANEL1, Black)
21
Chassis Speaker Header (SPEAKER1, Black)
22
Clear CMOS Jumper (CLRCMOS1)
23
SPI Flash Memory (64Mb)
24
Dr. Debug
25
USB 2.0 Header (USB2_3, Black)
26
USB 2.0 Header (USB4_5, Black)
27
USB 2.0 Header (USB6_7, Black)
28
Consumer Infrared Module Header
(CIR1, Gray)
29
Chassis Fan Connector (CHA_FAN2)
30
Chassis Fan Connector (CHA_FAN1)
31
Front Panel IEEE 1394 Header
(FRONT_1394, Black)
32
Infrared Module Header (IR1)
33
COM Port Header (COM1)
34
HDMI_SPDIF Header
(HDMI_SPDIF1, Black)
35
Front Panel Audio Header
(HD_AUDIO1, Black)
36
PCI Express 3.0 x16 Slot (PCIE7, Black)
37
PCI Express 2.0 x1 Slot (PCIE6, Black)
38
PCI Express 3.0 x16 Slot (PCIE5, Black)
39
PCI Express 2.0 x16 Slot (PCIE4, Black)
40
PCI Express 3.0 x16 Slot (PCIE3, Black)
41
PCI Express 3.0 x16 Slot (PCIE2, Black)
42
PCI Express 3.0 x16 Slot (PCIE1, Black)
43
SLI / XFIRE Power Connector
44
Chassis Fan Connector (CHA_FAN3)
Intel
Z77
24.4cm (9.6 in)
3
0
.5
c
m
(1
2
.0
in
)
ATX12V1
D
D
R
3
_
A
1
(6
4
b
it
,
2
4
0
-p
in
m
o
d
u
le
)
D
D
R
3
_
A
2
(6
4
b
it
,
2
4
0
-p
in
m
o
d
u
le
)
D
D
R
3
_
B
1
(6
4
b
it
,
2
4
0
-p
in
m
o
d
u
le
)
D
D
R
3
_
B
2
(6
4
b
it
,
2
4
0
-p
in
m
o
d
u
le
)
A
T
X
P
W
R
1
Z77 WS
Dr.
Debug
CMOS
Battery
64Mb
BIOS
X
Fast LAN
X
Fast RAM
X
Fast USB
USB3_9_10
USB3_11_12
Super
I/O
PCIE1
PCIE2
PCIE3
PCIE4
PCIE5
PCIE7
PCIE6
LAN
PHY
LAN
PHY
P
C
IE
x
p
re
s
s
3
.0
CPU_FAN2
CPU_FAN1
PWR_FAN1
PWRBTN
RSTBTN
CHA_FAN2
CHA_FAN1
USB4_5
1
USB2_3
1
USB6_7
1
CIR1
1
FRONT_1394
1
AUDIO
CODEC
HDLED RESET
PLED PWRBTN
PANEL1
1
SPEAKER1
1
PLED1
1
IR1
1
CLRCMOS1
1
1
HD_AUDIO1
COM1
1
1
HDMI_SPDIF1
RoHS
DDR3 3000+
2 oz Copper PCB
S
A
T
A
2
_
4
_
5
S
A
T
A
2
_
2
_
3
S
A
T
A
3
_
0
_
1
S
A
T
A
3
_
A
3
_
A
4
S
A
T
A
3
_
A
1
_
A
2
CHA_FAN3
SLI/XFIRE_PWR1
4
-W
a
y
S
L
I
P
S
2
K
ey
b
o
ar
d
/
M
o
u
se
USB 3.0
T: USB1
B: USB2
C
lr
C
M
O
S
H
D
M
I
USB 3.0
T: USB3
B: USB4
Top:
RJ-45
USB 3.0
T: USB5
B: USB6
Top:
RJ-45
USB 3.0
T: USB7
B: USB8
T
o
p
:
C
e
n
tr
a
l/B
a
s
s
C
e
n
te
r:
R
E
A
R
S
P
K
T
o
p
:
L
IN
E
IN
C
e
n
te
r:
F
R
O
N
T
B
o
tt
o
m
:
O
p
tic
a
l
S
P
D
IF
B
o
tt
o
m
:
M
IC
IN
USB 2.0
T: USB0
B: USB1
E
S
A
T
A
_
1
IE
E
E
1
3
9
4
1
2
3
4
5
6
7
11
12
13
14
16
8
9
10
15
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
