ASRock A75 Pro4 User Manual - Page 12

1.3 Motherboard Layout 1 2 22.4cm (8.8-in) USB 3.0 T: USB4 B: USB5 PWR_FAN1 Ps2 Keyboard/ Mouse ATX12V1 34 5 6 CPU_FAN1 CPU_FAN2 78 DDR3 2400+ DVI_CON1 VGA1 DDR3_B1 (64 bit, 240-pin module) DDR3_B2 (64 bit, 240-pin module) DDR3_A2 (64 bit, 240-pin module) DDR3_A1 (64 bit, 240-pin module) HDMI1 SOCKET FM1 Clr CMOS IEEE 1394 eSATA1 USB 2.0 T: USB2 B: USB3 42 USB 3.0 T: USB0 Top: B: USB1 RJ-45 9 ATXPWR1 30.5cm (12.0-in) HDMI 1.4a Top: CTR BASS Center: REAR SPK Bottom: Optical SPDIF 41 40 39 38 37 36 35 34 Designed in Taipei Bottom: MIC IN Top: LINE IN Center: FRONT LAN CHA_FAN3 CHA_FAN2 PCIE1 A75 Pro4 Dual Graphics AUDIO CODEC Super I/O PCIE2 DX11 PCIE3 USB 3.0 CMOS BATTERY PCI1 ErP/EuP Ready XFast USB PCIE4 1 CLRCMOS1 AMD A75 FCH (Hudson-D3) Chipset SATA3_5 SATA3_4 SATA3 6Gb/s 1394a HD_AUDIO1 FRONT_1394 1 1 HDMI_SPDIF1 1 PCI2 PCI3 COM1 1 RoHS 32Mb BIOS USB6_7 1 1 CIR1 USB8_9 1 USB10_11 1 Dr. Debug PLED1 1 SPEAKER1 1 IR1 1 CHA_FAN1 PWRBTN RSTBTN PLED PWRBTN 1 HDLED RESET PANEL 1 SATA3_2 33 32 31 30 29 28 27 26 25 24 23 22 21 20 SATA3_1 SATA3_3 10 11 12 13 14 15 16 17 18 19 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) 12