Sata 3.0 Combo Connector (Cn32); Front Panel Connector (Cn34) - AXIOMTEK MANO521 Series User Manual

2.4.23

SATA 3.0 Combo Connector (CN32)

This Serial Advanced Technology Attachment (Serial ATA or SATA) connector is for
SATA 3.0 interface allowing up to 6.0Gb/s data transfer rate. It is a computer bus
interface for connecting to device such as hard disk drive.
Pin Signal
1 GND
2 SATA_TX+
3 SATA_TX-
4 GND
5 SATA_RX-
6 SATA_RX+
7 GND
2.4.24

Front Panel Connector (CN34)

The CN34 is a 2x7-pin (pitch=2.54mm) header for front panel interface.
Pin Signal
1 Power LED+
2 SPK-
3 N/C
4 Buzzer
5 Power LED-
6 N/C
7 N/C
8 SPK+
9 PWR-
10 PWR+
11 RESET-
12 RESET+
13 HD LED-
14 HD LED+
Power LED
Pin 1 connects anode(+) of LED and pin 5 connects cathode(-) of LED. The power LED
lights up when the system is powered on.
External Speaker and Internal Buzzer
Pin 2, 4, 6 and 8 connect the case-mounted speaker unit or internal buzzer. While
connecting the board to an internal buzzer, please set pin 2 and 4 closed; while
connecting to an external speaker, you need to set pins 2 and 4 opened and connect the
speaker cable to pin 8(+) and pin 2(-).
Power On/Off Button
Pin 9 and 10 connect the power button on front panel to the board, which allows users to
turn on or off power supply.
Board and Pin Assignments
MANO521 Mini ITX Motherboard
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