ASROCK Fatal1ty Z97X Killer/3.1 Series Manual page 6

No. Description
1 ATX 12V Power Connector (ATX12V1)
2 CPU Fan Connector (CPU_FAN1)
3 2 x 240-pin DDR3 DIMM Slots (DDR3_A1, DDR3_B1)
4 2 x 240-pin DDR3 DIMM Slots (DDR3_A2, DDR3_B2)
5 ATX Power Connector (ATXPWR1)
6 USB 3.0 Header (USB3_4_5)
7 HDD Saver Connector (SATA_PWR_1)
8 SATA3 Connector (SATA3_0)
9 SATA3 Connector (SATA3_3)
10 SATA3 Connector (SATA3_1)
11 SATA3 Connector (SATA3_4)
12 SATA3 Connector (SATA3_2)
13 SATA3 Connector (SATA3_5)
14 SATA Express Connector (SATAE_1)
15 Chassis Speaker Header (SPEAKER1)
16 Clear CMOS Jumper (CLRCMOS1)
17 Chassis Fan Connector (CHA_FAN1)
18 BIOS Selection Jumper (BIOS_SEL1)
19 Power LED Header (PLED1)
20 System Panel Header (PANEL1)
21 TPM Header (TPMS1)
22 USB 2.0 Header (USB4_5)
23 USB 2.0 Header (USB2_3)
24 COM Port Header (COM1)
25 PCIe Power Connector (PCIE_PWR1)
26 Front Panel Audio Header (HD_AUDIO1)
27 Chassis Fan Connector (CHA_FAN3)
28 Chassis Fan Connector (CHA_FAN2)
29 CPU Fan Connector (CPU_FAN2)
30 Power Fan Connector (PWR_FAN1)
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