ASROCK X370 KILLER SLI/AC User Manual page 14

No. Description
1 ATX 12V Power Connector (ATX12V1)
2 CPU Fan Connector (CPU_FAN1)
3 CPU Fan / Waterpump Fan Connector (CPU_OPT/W_PUMP)
4 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1)
5 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2)
6 ATX Power Connector (ATXPWR1)
7 USB 3.0 Header (USB3_9_10)
8 USB 3.0 Header (USB3_7_8)
9 AMD LED Fan USB Header (USB_5)
10 AMD Fan LED Header (AMD_FAN_LED1)
11 Chassis Fan Connector (CHA_FAN1)
12 SATA3 Connectors (SATA3_5_6)
13 SATA3 Connectors (SATA3_3_4)
14 SATA3 Connectors (SATA3_1_2)
15 System Panel Header (PANEL1)
16 RGB LED Header (RGB_LED1)
17 RGB LED Header (RGB_LED2)
18 Clear CMOS Jumper (CLRMOS1)
19 Chassis Fan / Waterpump Fan Connector (CHA_FAN3/W_PUMP)
20 Chassis Fan Connector (CHA_FAN2)
21 USB 2.0 Header (USB_1_2)
22 USB 2.0 Header (USB_3_4)
23 Power LED and Speaker Header (SPK_PLED1)
24 TPM Header (TPMS1)
25 COM Port Header (COM1)
26 Front Panel Audio Header (HD_AUDIO1)
8