1.3 Motherboard Layout
1 | ATX 12V Power Connector (ATX12V1) | 21 | Chassis Fan Connector (CHA_FAN1) |
2 | 22 | Clear CMOS Jumper (CLRCMOS1) | |
3 | CPU Fan Connector (CPU_FAN1) | 23 | USB 2.0 Header (USB2_3, Black) |
4 | CPU Fan Connector (CPU_FAN2) | 24 | USB 2.0 Header (USB4_5, Black) |
5 | 2 x | 25 | USB 2.0 Header (USB6_7, Black) |
| (DDR3_A1, DDR3_B1, Red) | 26 | Consumer Infrared Module Header |
6 | 2 x |
| (CIR1, Gray) |
| (DDR3_A2, DDR3_B2, Black) | 27 | HDMI_SPDIF Header |
7 | ATX Power Connector (ATXPWR1) |
| (HDMI_SPDIF1, Black) |
8 | Dr. Debug | 28 | Infrared Module Header (IR1) |
9 | USB 3.0 Header (USB3_2_3, Black) | 29 | COM Port Header (COM1) |
10 | SATA3 Connectors (SATA3_A1_A2, Red) | 30 | Front Panel Audio Header |
11 | SATA3 Connectors (SATA3_0_1, Red) |
| (HD_AUDIO1, Black) |
12 | SATA2 Connectors (SATA2_2_3, Black) | 31 | PCI Express 2.0 x16 Slot (PCIE4, Red) |
13 | SATA2 Connectors (SATA2_4_5, Black) | 32 | PCI Express 3.0 x16 Slot (PCIE3, Red) |
14 | Power LED Header (PLED1) | 33 | PCI Express 2.0 x1 Slot (PCIE2, Black) |
15 | System Panel Header (PANEL1, Black) | 34 | PCI Express 3.0 x16 Slot (PCIE1, Red) |
16 | SPI Flash Memory (64Mb) | 35 | SLI / XFIRE Power Connector |
17 | Reset Switch (RSTBTN) | 36 | Power Fan Connector (PWR_FAN1) |
18 | Power Switch (PWRBTN) | 37 | Chassis Fan Connector (CHA_FAN2) |
19Intel Z77 Chipset
20Chassis Speaker Header (SPEAKER1, Black)
15