Motherboard layout, English, Com1 – ASRock A75 Pro4 User Manual
Page 2: Lan audio codec 1 clrcmos1, Cpu_fan1 hdled reset pled pwrbtn, 1usb6_7 cpu_fan2, Pwrbtn rstbtn pled1 1, Cha_fan3 cha_fan2, Asrock a75 pro4 motherboard
2
ASRock A75 Pro4 Motherboard
English
Motherboard Layout
1
Power Fan Connector (PWR_FAN1)
22
Chassis Fan Connector (CHA_FAN1)
2
ATX 12V Power Connector (ATX12V1)
23
Infrared Module Header (IR1)
3
CPU Heatsink Retention Module
24
Power LED Header (PLED1)
4
CPU Socket
25
USB 2.0 Header (USB10_11, Blue)
5
CPU Fan Connector (CPU_FAN1)
26
SPI Flash Memory (32Mb)
6
CPU Fan Connector (CPU_FAN2)
27
USB 2.0 Header (USB8_9, Blue)
7
2 x 240-pin DDR3 DIMM Slots
28
USB 2.0 Header (USB6_7, Blue)
(Dual Channel A: DDR3_A1, DDR3_B1; Blue)
29
Consumer Infrared Module Header (CIR1)
8
2 x 240-pin DDR3 DIMM Slots
30
COM Port Header (COM1)
(Dual Channel B: DDR3_A2, DDR3_B2; White)
31
HDMI_SPDIF Header (HDMI_SPDIF1, White)
9
ATX Power Connector (ATXPWR1)
32
Front Panel IEEE 1394 Header
10
Clear CMOS Jumper (CLRCMOS1)
(FRONT_1394, White)
11
Southbridge Controller
33
Front Panel Audio Header (HD_AUDIO1, White)
12
SATA3 Connector (SATA3_5, White)
34
PCI Slot (PCI3)
13
SATA3 Connector (SATA3_4, White)
35
PCI Slot (PCI2)
14
SATA3 Connector (SATA3_3, White)
36
PCI Express 2.0 x16 Slot (PCIE4; Blue)
15
SATA3 Connector (SATA3_1, White)
37
PCI Slot (PCI1)
16
SATA3 Connector (SATA3_2, White)
38
PCI Express 2.0 x1 Slot (PCIE3; White)
17
Dr. Debug (LED)
39
PCI Express 2.0 x16 Slot (PCIE2; Blue)
18
Power Switch (PWRBTN)
40
PCI Express 2.0 x1 Slot (PCIE1; White)
19
Reset Switch (RSTBTN)
41
Chassis Fan Connector (CHA_FAN2)
20
System Panel Header (PANEL1, White)
42
Chassis Fan Connector (CHA_FAN3)
21
Chassis Speaker Header (SPEAKER 1, White)
Super
I/O
CMOS
BATTERY
A
TXPWR1
AMD
A75 FCH
(Hudson-D3)
Chipset
COM1
PCIE1
PCI1
LAN
AUDIO
CODEC
1
CLRCMOS1
1
CPU_FAN1
HDLED
RESET
PLED PWRBTN
1
PANEL 1
CHA_FAN1
SPEAKER1
1
HD_AUDIO1
1
30.5cm
(12.0-in)
22.4cm (8.8-in)
6
7
1
2
4
3
5
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
32Mb
BIOS
IR1
1
PCIE2
HDMI1
T
op:
CTR
BASS
Center:
REAR
SPK
Bottom:
Optical
SPDIF
T
op:
LINE
IN
Center:
FRONT
Bottom:
MIC
IN
1
USB6_7
CPU_FAN2
A75 Pro4
ErP/EuP Ready
RoHS
DDR3
2400+
USB 3.0
T: USB4
B: USB5
CIR1
1
SA
T
A3
6Gb/s
ATX12V1
HDMI
1.4a
Ps2
Keyboard/
Mouse
SOCKET
FM1
PCIE4
Dr.
Debug
PWRBTN
RSTBTN
PLED1
1
SA
TA3_1
SA
TA3_2
SA
TA3_3
SA
TA3_4
DDR3_A1
(64
bit,
240-pin
module)
DDR3_A2
(64
bit,
240-pin
module)
DDR3_B1
(64
bit,
240-pin
module)
DDR3_B2
(64
bit,
240-pin
module)
PWR_FAN1
FRONT_1394
1
1
HDMI_SPDIF1
1
USB8_9
1
USB10_11
VGA1
DVI_CON1
Clr
CMOS
USB 2.0
T: USB2
B: USB3
IEEE
1394
eSA
T
A1
Top:
RJ-45
USB 3.0
T: USB0
B: USB1
CHA_FAN3
CHA_FAN2
USB 3.0
1394a
30
31
32
33
34
35
36
37
38
39
40
41
42
PCIE3
PCI2
PCI3
SATA3_5
DX11
X
Fast USB
Designed
in
T
aipei
Dual Graphics