1111
1111
11
1.4 Motherboard Layout1.4 Motherboard Layout
1.4 Motherboard Layout1.4 Motherboard Layout
1.4 Motherboard Layout
DDR3_A2 (64 bit, 240-pin module)
DDR3_A1 (64 bit, 240-pin module)
DDR3_B2 (64 bit, 240-pin module)
DDR3_B1 (64 bit, 240-pin module)
ATXPWR1
Intel
P55
P55DE3
21.1cm (8.3 in)
30.5cm (12.0 in)
CPU_FAN1
PWR_FAN1
CHA_FAN1
ATX12V1
PS2_USB_PWR1
1
SATAII_3 SATAII_1
SATAII_4 SATAII_2
PCIE1
PCIE2
PCIE3
PCIE4
PCI1
PCI2
16Mb
BIOS
LAN
PHY
Super
I/O
AUDIO
CODEC
1
HDMI_SPDIF1
CMOS
Battery
CLRCMOS1
1
HDLED RESET
PLED PWRBTN
PANE L1
1
IR1
1
USB8_9
11
USB12_13
11
USB10_11
11
SPEAKER1
1
1
HD_AUDIO1
CD1
COM1
1
FLOPPY1
PS2
Mouse
PS2
Keyboard
Coaxial
SPDIF
Optical
SPDIF
USB 2.0
T: U SB 4
B: USB5
Top:
RJ-45
USB 2.0
T: U SB 0
B: USB1
USB 2.0
T: U SB 2
B: USB3
Top:
SIDE SPK
Center:
REAR SPK
Bottom:
CTR BASS
Top:
LINE IN
Center:
FRONT
Bottom:
MIC IN
eSATAII6/USB7
eSATAII5/USB6
CrossFireX
PCI Express 2.0
EuP Ready
DDR3 2400+
Dual Channel
RoHS
2
3
4
5
1
6
10
11
12
13
14
15
16
17
1819
20
21
7
8
9
24
25
23
22
26
27
28
29
31
32
30
1 PS2_USB_PWR1 Jumper 18 Chassis Speaker Header
2 ATX 12V Power Connector (ATX12V1) (SPEAKER 1, Purple)
3 1156-Pin CPU Socket 19 USB 2.0 Header (USB8_9, Blue)
4 2 x 240-pin DDR3 DIMM Slots 20 System Panel Header (PANEL1, Orange)
(Dual Channel: DDR3_A2, DDR3_B2, Blue) 21 Infrared Module Header (IR1)
5 2 x 240-pin DDR3 DIMM Slots 22 Floppy Connector (FLOPPY1)
(Dual Channel: DDR3_A1, DDR3_B1, White) 23 COM Port Header (COM1)
6 ATX Power Connector (ATXPWR1) 24 PCI Slots (PCI1-2)
7 Chassis Fan Connector (CHA_FAN1) 25 PCI Express 2.0 x16 Slot (PCIE4, Orange)
8 Power Fan Connector (PWR_FAN1) 26 PCI Express 2.0 x1 Slot (PCIE3, White)
9 16Mb SPI Flash 27 PCI Express 2.0 x16 Slot (PCIE2, Blue)
10 Intel P55 Chipset 28 PCI Express 2.0 x1 Slot (PCIE1, White)
11 SATAII Connector (SATAII_3, Red) 29 Internal Audio Connector: CD1 (Black)
12 SATAII Connector (SATAII_1, Red) 30 Front Panel Audio Header
13 SATAII Connector (SATAII_2, Red) (HD_AUDIO1, Lime)
14 SATAII Connector (SATAII_4, Red) 31 CPU Fan Connector (CPU_FAN1)
15 Clear CMOS Jumper (CLRCMOS1) 32 HDMI_SPDIF Header
16 USB 2.0 Header (USB10_11, Blue) (HDMI_SPDIF1, Yellow)
17 USB 2.0 Header (USB12_13, Blue)