ASRock H81M - Manual (Page 4)

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English
No. Description
1 ATX 12V Power Connector (ATX12V1)
2 CPU Fan Connector (CPU_FAN1)
3 CPU Fan Connector (CPU_FAN2)
4 Power Fan Connector (PWR_FAN1)
5 2 x 240-pin DDR3 DIMM Slots (DDR3_A1, DDR3_A2)
6 ATX Power Connector (ATXPWR1)
7 SATA2 Connector (SATA_5)
8 SATA2 Connector (SATA_4)
9 SATA3 Connector (SATA_0)
10 SATA3 Connector (SATA_1)
11 USB 3.0 Header (USB3_2_3)
12 Clear CMOS Jumper (CLRCMOS1)
13 System Panel Header (PANEL1)
14 Chassis Speaker Header (SPEAKER1)
15 USB 2.0 Header (USB6_7)
16 USB 2.0 Header (USB8_9)
17 Chassis Fan Connector (CHA_FAN1)
17 TPM Header (TPMS1)
19 Print Port Header (LPT1)
20 COM Port Header (COM1)
21 Infrared Module Header (IR1)
22 Chassis Intrusion Header (CI1)
23 Front Panel Audio Header (HD_AUDIO1)
24 SPDIF Out Connector (SPDIF_OUT)
25 Chassis Fan Connector (CHA_FAN2)