User`s manual

NA-821 Series Network Appliance User’s Manual
Hardware and Installation
22
2.4.6 LED Connectors (D2, D3)
4
1
2
3
 D2 Connector
Pin Signal
1-2 HDD LED (Pin 1 +, Pin 2 -)
3-4 Reserved
 D3 Connector
Pin Signal
1-2 Power LED (Pin 1 +, Pin 2 -)
3-4 Reserved
2.4.7 USB Port Connector (CN9) – USB 2x5 Box
Header
The Universal Serial Bus (USB) port connector on the board is for the
installation of peripherals supporting the USB interface. CN9 consists of
two 4-pin standard USB ports.
Pin Signal Pin Signal
1 USB POWER 2 USB POWER
3 USB P0- 4 USB P1-
5 USB P0+ 6 USB P1+
7 USB GND 8 USB GND
9 NC 10 GND
CN9