Usb 3.0 Wafer Connector (Cn18); Usb 2.0 Wafer Connector (Cn19); Fan Connectors (Cn21 And Cn22) - AXIOMTEK MANO521 Series User Manual

MANO521 Mini ITX Motherboard
2.4.16

USB 3.0 Wafer Connector (CN18)

The CN12 is a 10x2-pin (pitch=2.00mm) internal connector for installing versatile USB
3.0 compliant peripherals.
Pin Signal
1 +5V
2 P3_SSRX1-
3 P3_SSRX+
4 GND
5 P3_SSTX-
6 P3_SSTX+
7 GND
8 USB#3_D-
9 USB#3_D+
10 N/C
2.4.17

USB 2.0 Wafer Connector (CN19)

This is a 5x2-pin (pitch=2.00mm) connector for USB 2.0 interface.
Pin Signal
1 +5V
3 USB#8_D-
5 USB#8_D+
7 GND
2.4.18

Fan Connectors (CN21 and CN22)

The motherboard has two fan connectors. You can find fan speed option within BIOS
Setup Utility if fan is installed. For further information, see BIOS Setup Utility:
Advanced\Hardware Monitor\PC Health Status in section 4.4.
CN21: 4-pin (pitch=2.54mm)
Pin Signal
1 GND
2 +12V
3 FAN Speed Detection
4 FAN Speed Control
CN22: 3-pin (pitch=2.54mm)
Pin Signal
1 GND
2 +12V
3 FAN Speed Detection
20
Pin Signal
20
19 +5V
18 P4_SSRX-
17 P4_SSRX+
16 GND
15 P4_SSTX-
14 P4_SSTX+
13 GND
12 USB#4_D-
11 USB#4_D+
Pin Signal
2 +5V
4 USB#7_D-
6 USB#7_D+
8 GND
10 N/C
Board and Pin Assignments