Motherboard Layout - ASROCK B75 Pro3-M User Manual

1.4 Motherboard Layout

USB 3.0
T: USB0
B: USB1
USB 2.0
Top:
T: USB4
RJ-45
B: USB5
35
34
33
32
AUDIO
CODEC
1 Power Fan Connector (PWR_FAN1)
2 ATX 12V Power Connector (ATX12V1)
3 1155-Pin CPU Socket
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 SATA3 Connector (SATA3_A1, Gray)
10 SATA3 Connector (SATA3_A0, Gray)
11 USB 3.0 Header (USB3_2_3, Black)
12 Intel B75 Chipset
13 SPI Flash Memory (64Mb)
14 SATA3 Connector (SATA3_0, Gray)
15 SATA2 Connector (SATA2_2, Black)
16 SATA2 Connector (SATA2_4, Black)
17 SATA2 Connector (SATA2_5, Black)
18 Chassis Fan Connector (CHA_FAN1)
1 2
PWR_FAN1
ATX12V1
LAN
PHY
B75 Pro3-M/MVP
PCIE1
PCI Express 3.0
XFast RAM
ErP/EuP Ready
PCI1
PCI2
RoHS
XFast LAN
XFast USB
PCIE2
COM1
HD_AUDIO1
LPT1
HDMI_SPDIF1
1
1 1
31 30 29 28
3 4 5 6
CPU_FAN2
CPU_FAN1
CMOS
Battery
Intel
B75
SATA3_0
SATA2_1
USB8_9
IR1
CLRCMOS1
1
1
1
CIR1
1
1
27 26 25 24 23
19 Chassis Speaker Header (SPEAKER1, Black)
20 System Panel Header (PANEL1, Black)
21 SATA2 Connector (SATA2_3, Black)
22 USB 2.0 Header (USB10_11, Black)
23 SATA2 Connector (SATA2_1, Black)
24 Consumer Infrared Module Header
(CIR1, Gray)
25 USB 2.0 Header (USB8_9, Black)
26 Clear CMOS Jumper (CLRCMOS1)
27 Infrared Module Header (IR1)
28 Print Port Header (LPT1)
29 COM Port Header (COM1)
30 HDMI_SPDIF Header (HDMI_SPDIF1, Black)
31 Front Panel Audio Header
(HD_AUDIO1, Black)
32 PCI Express 2.0 x16 Slot (PCIE2, Black)
33 PCI Slot (PCI2, Black)
34 PCI Slot (PCI1, Black)
35 PCI Express 3.0 x16 Slot (PCIE1, Black)
15
7
Front USB 3.0
64Mb
BIOS
SATA2_2
SATA2_4
SATA2_3 SATA2_5
SPEAKER1
1
USB10_11
PLED PWRBTN
CHA_FAN1
1
HDLED RESET
PANEL1
22 21 20 19
8
9
10
11
12
13
14
15
16
17
18