Motherboard Layout - ASROCK A75 Pro4-M User Manual

1.3 Motherboard Layout

1
USB 3.0
T: USB4
B: USB5
PWR_FAN1
USB 2.0
T: USB2
B: USB3
USB 3.0
Top:
T: USB0
RJ-45
B: USB1
LAN
34
33
32
AUDIO
CODEC
31
COM1
LPT1
HD_AUDIO1
HDMI_SPDIF1
1
1 1
30 29 28
1 ATX 12V Power Connector (ATX12V1)
2 Power Fan Connector (PWR_FAN1)
3 CPU Heatsink Retention Module
4 CPU Socket
5 CPU Fan Connector (CPU_FAN1)
6 CPU Fan Connector (CPU_FAN2)
7 2 x 240-pin DDR3 DIMM Slots
(Dual Channel A: DDR3_A1, DDR3_B1; Blue)
8 2 x 240-pin DDR3 DIMM Slots
(Dual Channel B: DDR3_A2, DDR3_B2; White)
9 ATX Power Connector (ATXPWR1)
10 Southbridge Controller
11 Clear CMOS Jumper (CLRCMOS1)
12 SATA3 Connector (SATA3_5, White)
13 SATA3 Connector (SATA3_4, White)
14 SATA3 Connector (SATA3_3, White)
15 SATA3 Connector (SATA3_1, White)
16 SATA3 Connector (SATA3_2, White)
2 3 4 5 6
24.4cm (9.6-in)
Designed in Taipei
CPU_FAN2
CPU_FAN1
A75 Pro4-M
PCIE1
X
SATA3 6Gb/s
Fast USB
PCI1
(Hudson-D3)
PCIE2
RoHS
PCI2
USB6_7
USB10_11
1
1
1 CIR1
IR1
PLED1
1 1
1
USB8_9 CHA_FAN1
27 26 25 24 23 22 21 20
17 System Panel Header (PANEL1, White)
18 Chassis Speaker Header (SPEAKER 1, White)
19 SPI Flash Memory (32Mb)
20 Power LED Header (PLED1)
21 USB 2.0 Header (USB6_7, Blue)
22 Chassis Fan Connector (CHA_FAN1)
23 Consumer Infrared Module Header (CIR1)
24 USB 2.0 Header (USB8_9, Blue)
25 USB 2.0 Header (USB10_11, Blue)
26 Infrared Module Header (IR1)
27 Print Port Header (LPT1, White)
28 COM Port Header (COM1)
29 HDMI_SPDIF Header (HDMI_SPDIF1, White)
30 Front Panel Audio Header (HD_AUDIO1, White)
31 PCI Slot (PCI2)
32 PCI Express 2.0 x16 Slot (PCIE2; Blue)
33 PCI Slot (PCI1)
34 PCI Express 2.0 x16 Slot (PCIE1; Blue)
12
7 8
9
10
AMD
A75 FCH
CMOS
BATTERY
Chipset
11
1
CLRCMOS1
12
SATA3_5
SPEAKER1
SATA3_2 SATA3_4
1
32Mb
13
BIOS
PANEL 1
PLED PWRBTN
14
1
HDLED RESET
SATA3_1 SATA3_3
19 18 17 16 15