Motherboard Layout - ASROCK A75M-DGS User Manual

1.4 Motherboard Layout

USB 3.0
T: USB2
B: USB3
USB 3.0
T: USB4
B: USB5
26
USB 2.0
T: USB0
B: USB1
25
24
23
AUDIO
CODEC
22
1 ATX 12V Power Connector (ATX12V1)
2 Power Fan Connector (PWR_FAN1)
3 CPU Fan Connector (CPU_FAN1)
4 CPU Socket
5 CPU Heatsink Retention Module
6 2 x 240-pin DDR3 DIMM Slots
(Dual Channel: DDR3_A1, DDR3_B1)
7 ATX 12V Power Connector (ATX12V1)
8 Chassis Fan Connector (CHA_FAN1)
9 Chassis Speaker Header (SPEAKER1)
10 SATA3 Connector (SATA_4)
11 SATA3 Connector (SATA_3)
12 SATA3 Connector (SATA_1)
13 SATA3 Connector (SATA_2)
1 2
PWR_FAN1
CMOS
BATTERY
1
CLRCMOS1
HD_AUDIO1
PCIE1
LAN
PCI1
USB8_9
USB6_7
COM1
1 1 1
1
1
LPT1
CIR1
21 20 19 18
3 4 5 6
CPU_FAN1
A75M-DGS
DX11
AMD
A75 FCH
(Hudson-D3)
32Mb
Chipset
BIOS
PANEL 1
IR1
PLED PWRBTN
1
1
HDLED RESET
17 16 15 14
14 Southbridge Controller
15 System Panel Header (PANEL1)
16 Infrared Module Header (IR1)
17 Print Port Header (LPT1)
18 USB 2.0 Header (USB6_7)
19 Consumer Infrared Module Header (CIR1)
20 USB 2.0 Header (USB8_9)
21 COM Port Header (COM1)
22 PCI Slot (PCI1)
23 SPI Flash Memory (32Mb)
24 PCI Express 2.0 x16 Slot (PCIE1)
25 Front Panel Audio Header (HD_AUDIO1)
26 Clear CMOS Jumper (CLRCMOS1)
12
7
CHA_FAN1
8
9
1
SPEAKER1
10
11
SATA_1
SATA_2
13 12