No. Description
1
ATX 12V Power Connector (ATX12V1)
2
2 x 240-pin DDR3/DDR3L DIMM Slots (DDR3_A1, DDR3_B1)
3
2 x 240-pin DDR3/DDR3L DIMM Slots (DDR3_A2, DDR3_B2)
4
CPU Fan Connector (CPU_FAN1)
5
ATX Power Connector (ATXPWR1)
6
Chassis Fan Connector (CHA_FAN4)
7
USB 3.0 Header (USB3_7_8)
8
SATA3 Connectors (SATA3_0_1)
9
CPU Fan Connector (CPU_FAN2)
10
SATA3 Connectors (SATA3_3_5)
11
SATA3 Connectors (SATA3_2_4)
12
Chassis Fan Connector (CHA_FAN2)
13
Chassis Fan Connector (CHA_FAN1)
14
SATA Express Connectors (SATA3_2_3 / SATA3_4_5)
15
System Panel Header (PANEL1)
16
Clear CMOS Jumper (CLRMOS1)
17
Power LED and Speaker Header (SPK_PLED1)
18
USB 2.0 Header (USB1_2)
19
USB 2.0 Header (USB3_4)
20
BIOS Selection Jumper (BIOS_SEL1)
21
Chassis Fan Connector (CHA_FAN3)
22
TPM Header (TPMS1)
23
COM Port Header (COM1)
24
Front Panel Audio Header (HD_AUDIO1)
2