ASRock H81M-DGS - Manual (Page 4)

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English
No. Description
1 ATX 12V Power Connector (ATX12V1)
2 Power Fan Connector (PWR_FAN1)
3 2 x 240-pin DDR3 DIMM Slots (DDR3_A1, DDR3_B1)
4 ATX Power Connector (ATXPWR1)
5 SATA2 Connector (SATA_3)
6 SATA2 Connector (SATA_2)
7 SATA3 Connector (SATA_0)
8 SATA3 Connector (SATA_1)
9 Clear CMOS Jumper (CLRCMOS1)
10 System Panel Header (PANEL1)
11 Chassis Speaker Header (SPEAKER1)
12 Chassis Intrusion Header (CI1)
13 USB 2.0 Header (USB6_7)
14 USB 2.0 Header (USB4_5)
15 Chassis Fan Connector (CHA_FAN1)
16 Print Port Header (LPT1)
17 COM Port Header (COM1)
18 TPM Header (TPMS1)
19 Infrared Module Header (IR1)
20 Front Panel Audio Header (HD_AUDIO1)
21 CPU Fan Connector (CPU_FAN1)