ASRock Z87M OC Formula - Manual (Page 4)

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Z87M OC Formula
No. Description
1 ATX 12V Power Connector (ATX12V1)
2 CPU Fan Connector (CPU_FAN2)
3 CPU Fan Connector (CPU_FAN1)
4 2 x 240-pin DDR3 DIMM Slots (DDR3_A1, DDR3_B1)
5 2 x 240-pin DDR3 DIMM Slots (DDR3_A2, DDR3_B2)
6 Slow Mode Switch
7 LN2 Mode Switch(LN2MODE1)
8 ATX Power Connector (ATXPWR1)
9 Vertical Type A USB 2.0 (USB6)
10 USB 3.0 Header (USB3_6_7)
11 Chassis Fan Connector (CHA_FAN3)
12 SATA3 Connectors (SATA3_0_1)
13 SATA3 Connectors (SATA3_2_3)
14 SATA3 Connectors (SATA3_4_5)
15 Chassis Speaker Header (SPEAKER1)
16 Power LED Header (PLED1)
17 System Panel Header (PANEL1)
18 Power Switch (PWRBTN1)
19 Reset Switch (RSTBTN1)
20 Clear CMOS Button
21 Clear CMOS Jumper (CLRCMOS1)
22 BIOS Selection Switch (BIOS_SEL1)
23 USB 2.0 Header (USB2_3)
24 USB 2.0 Header (USB4_5)
25 COM Port Header (COM1)
26 Chassis Fan Connector (CHA_FAN2)
27 Chassis Fan Connector (CHA_FAN1)
28 IR header (IR1)
29 Front Panel Audio Header (HD_AUDIO1)
30 Power Fan Connector (PWR_FAN1)