2
ASRock 990FX Extreme3 Motherboard
English
Motherboard Layout
1
HDMI_SPDIF Header (HDMI_SPDIF1, Black)
19
System Panel Header (PANEL1, Black)
2
ATX 12V Power Connector (ATX12V1)
20
Chassis Fan Connector (CHA_FAN2)
3
CPU Heatsink Retention Module
21
Chassis Fan Connector (CHA_FAN1)
4
CPU Fan Connector (CPU_FAN1)
22
Clear CMOS Jumper (CLRCMOS1)
5
CPU Fan Connector (CPU_FAN2)
23
USB 2.0 Header (USB4_5, Black)
6
AM3+ CPU Socket
24
USB 2.0 Header (USB8_9, Black)
7
2 x 240-pin DDR3 DIMM Slots
25
USB 2.0 Header (USB10_11, Black)
(Dual Channel B: DDR3_A1, DDR3_B1; Black) 26
Serial Port Connector (COM1)
8
2 x 240-pin DDR3 DIMM Slots
27
Infrared Module Header (IR1)
(Dual Channel B: DDR3_A2, DDR3_B2; Black) 28
Front Panel Audio Header
9
ATX Power Connector (ATXPWR1)
(HD_AUDIO1, Black)
10
Chassis Fan Connector (CHA_FAN3)
29
PCI Express 2.0 x16 Slot
11
Northbridge Controller
(PCIE4; Black)
12
SATA3 Connector (SATA3_5, Gray)
30
PCI Slot (PCI2)
13
SATA3 Connectors (SATA3_3_4, Gray)
31
PCI Express 2.0 x16 Slot
14
SATA3 Connectors (SATA3_1_2, Gray)
(PCIE3; Black)
15
Southbridge Controller
32
PCI Slot (PCI1)
16
SPI Flash Memory (32Mb)
33
PCI Express 2.0 x16 Slot
17
Power LED Header (PLED1)
(PCIE2; Black)
18
Chassis Speaker Header
34
PCI Express 2.0 x1 Slot (PCIE1; Black)
(SPEAKER 1, Black)
35
Power Fan Connector (PWR_FAN1)
