Motherboard Layout
1 2
CPU_FAN2
PWR_FAN1
HDMI
USB 2.0
T: USB2
eSATA
B: USB3
LAN
PHY
USB 3.0
Top:
T: USB4
RJ-45
B: USB5
35
AUDIO
CODEC
HDMI_SPDIF1
34
HD_AUDIO1
33
32
PCIE2
X
31
30
29
LPT1
28
1
CPU Fan Connector (CPU_FAN2)
2
Power Fan Connector (PWR_FAN1)
3
CPU Fan Connector (CPU_FAN1)
4
ATX 12V Power Connector (ATX12V1)
5
1155-Pin CPU Socket
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
USB 3.0 Header (USB3_12_13, Black)
10
Intel H77 Chipset
11
SPI Flash Memory (64Mb)
12
SATA3 Connectors (SATA3_A0_A1, Gray)
13
SATA3 Connectors (SATA3_0_1, Gray)
14
SATA2 Connectors (SATA2_2_3, Black)
15
Clear CMOS Jumper (CLRCMOS1)
16
Chassis Speaker Header (SPEAKER1, Black)
17
Power LED Header (PLED1)
18
System Panel Header (PANEL1, Black)
2
3
4
5
24.4cm (9.6 in)
Designed in Taipei
CPU_FAN1
ATX12V1
CHA_FAN2
CMOS
Battery
ErP/EuP Ready
PCI Express 3.0
1
PCIE1
H77 Pro4-M
RoHS
Fast RAM
PCIE3
X
X
Fast LAN
Fast USB
PCIE4
USB_6_7
USB_8_9
USB_10_11
COM1
1
1
1
1
CIR1
1
27
26
25
24
23
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
ASRock H77 Pro4-M Motherboard
6
7
Intel
H77
64Mb
BIOS
CLRCMOS1
IR1
SATA2_4
1
1
PLED1
1
PLED PWRBTN
SATA2_5
CHA_FAN1
SPEAKER1
1
1
HDLED RESET
PANEL1
22
21
20
19
18
17
16
15
Infrared Module Header (IR1)
SATA2 Connector (SATA2_5, Black)
SATA2 Connector (SATA2_4, Black)
Chassis Fan Connector (CHA_FAN1)
USB 2.0 Header (USB_10_11, Black)
USB 2.0 Header (USB_8_9, Black)
USB 2.0 Header (USB_6_7, Black)
Consumer Infrared Module Header
(CIR1, Gray)
COM Port Header (COM1)
Print Port Header (LPT1)
PCI Express 2.0 x16 Slot (PCIE4, Black)
PCI Express 2.0 x16 Slot (PCIE3, Black)
PCI Express 2.0 x1 Slot (PCIE2, Black)
PCI Express 3.0 x16 Slot (PCIE1, Black)
Front Panel Audio Header
(HD_AUDIO1, Black)
HDMI_SPDIF Header
(HDMI_SPDIF1, Black)
Chassis Fan Connector (CHA_FAN2)
8
9
10
11
12
13
14